Relative Strength Index (RSI): What It Is, How It’s Calculated and How to Trade It

The Relative Strength Index (RSI) is a momentum oscillator that measures the speed and magnitude of recent price changes on a scale from 0 to 100. Usually calculated over 14 periods, it helps traders assess momentum, identify potentially overbought or oversold conditions, and look for signals alongside price action and trend analysis. 

Key takeaways 

• The standard setting is RSI (14): It suits general market analysis, while shorter settings generate faster signals and more noise. 

• 70 and 30 are reference levels, not automatic trade signals: RSI can remain overbought or oversold during a strong trend. 

• Context matters: RSI divergence, trend pullbacks and range reversals are different signals and work under different market conditions. 

• RSI is a tool, not a complete trading system: Combine it with price structure, confirmation signals and risk management rather than relying on the indicator alone. 

What Is the RSI Indicator? 

The Relative Strength Index, commonly called the RSI indicator, is a technical analysis tool developed by J. Welles Wilder Jr. and introduced in his 1978 book, New Concepts in Technical Trading Systems. It is a momentum oscillator that plots a value between 0 and 100, usually in a separate panel beneath the price chart. 

The RSI meaning is straightforward: it compares the magnitude of recent average gains with recent average losses to estimate the strength of price momentum. Traders often use 70 as an overbought reference level and 30 as an oversold reference level, although these thresholds are not universal rules. 

RSI is used across forex, indices, commodities, share CFDs and cryptocurrency markets. It can help traders assess whether momentum is strengthening, weakening or diverging from the direction of price. 

What does the RSI measure? 

RSI measures the size of average upward price changes relative to average downward price changes over a selected number of periods. It does not simply count how many candles closed higher or lower. A market with several small gains and one substantial loss can produce a different RSI reading from a market with the same number of rising and falling candles but different price movements. 

Important distinction: RSI is not the same as relative strength, which compares the performance of one asset with another. RSI measures momentum within the price series of the instrument being analysed. 

How the RSI Is Calculated: Formula and Worked Example 

The RSI indicator formula uses the relationship between average gains and average losses. The standard period is 14, although traders can choose a different setting. 

Step 1: Calculate Relative Strength (RS) 

RS = Average gain / Average loss 

Step 2: Calculate RSI 

RSI = 100 – [100 / (1 + RS)] 

For the initial RSI calculation, average gains and average losses are calculated across the selected number of periods. Wilder’s smoothing method is then used to update those averages as new prices arrive. 

Wilder’s smoothed average formula: 

New average gain = [(Previous average gain × 13) + Current gain] / 14 

New average loss = [(Previous average loss × 13) + Current loss] / 14 

The factor of 13 is used because the standard RSI period is 14. For another RSI period, the smoothing calculation changes accordingly. 

Worked RSI calculation 

The following example illustrates how the indicator changes when a new price movement enters the calculation. Values are rounded, so minor differences may appear in the final RSI. 

Step	Average gain	Average loss	RS	RSI
Initial calculation	1.000	0.800	1.250	55.56
Next bar: gain of 0.50	0.964	0.743	1.298	56.49
Next bar: loss of 1.20	0.895	0.776	1.153	53.55

The first row gives an RS of 1.25 because the average gain is 1.00 and the average loss is 0.80. Substituting that value into the RSI formula gives approximately 55.56. 

The next gain nudges RSI higher. The following loss reduces it, showing how the indicator responds to the relative size of gains and losses rather than simply counting positive and negative candles. 

Why your RSI value may differ between platforms 

RSI readings can vary between charting platforms even when the symbol and period appear identical. One reason is the calculation method: Wilder’s smoothing, used by MT5 and StockCharts, updates previous averages differently from a simple moving average approach. The amount of historical price data used to initialise the calculation can also affect the reading. 

Daily candle boundaries matter too. A broker’s server time may produce different daily closes from a chart using UTC, which can change the underlying gains and losses. Differences may be more noticeable when the indicator is first loaded or when the available price history is limited. 

Two edge cases are worth knowing: 

• If the average loss is zero, RSI reaches 100 under the standard calculation. 

• If the average gain is zero, RSI reaches 0. 

For the platform’s indicator details, see the MetaTrader 5 RSI documentation. 

How to Read the RSI: Overbought, Oversold and the 50 Line 

RSI is often presented as a simple system: buy below 30 and sell above 70. That interpretation misses the point. These levels describe momentum conditions, not guaranteed turning points. A strong market can remain overbought for an extended period, while a falling market can stay oversold as selling continues. 

RSI zone	Reading	What it may suggest	Common mistake
0 to 20	Extremely weak momentum	Heavy selling or unusually weak price action	Buying immediately without confirmation
20 to 30	Oversold territory	Downward momentum may be stretched	Assuming a reversal must follow
30 to 50	Weak to moderate momentum	Momentum may be recovering, but remains below the midpoint	Ignoring the broader trend
Around 50	Momentum midpoint	Neither side has a clear RSI advantage	Treating a brief cross as a complete signal
50 to 70	Moderate to strong momentum	Buyers may be maintaining control	Selling simply because RSI is approaching 70
70 to 80	Overbought territory	Strong upward momentum or a potentially stretched move	Shorting a strong uptrend automatically
80 to 100	Extremely strong upward momentum	Powerful buying pressure, potentially extended	Assuming price must fall immediately

Is RSI above 70 a buy or sell signal? Neither on its own. In a range, a move above 70 may help identify a possible reversal near resistance. In a strong uptrend, it can instead indicate persistent buying pressure. Price structure and the prevailing trend determine how the reading should be interpreted. 

Is RSI below 30 a buy signal? Not by itself. RSI below 30 tells you that downward momentum has been strong relative to the selected lookback period. A long entry needs additional evidence, such as price holding at support or forming a reversal pattern. 

RSI ranges shift with the trend 

RSI does not behave identically in bullish and bearish markets. Technical analyst Constance Brown popularised the idea that RSI often operates within different ranges depending on the prevailing trend. 

In a strong bull market, RSI may frequently hold between roughly 40 and 90, with the 40 to 50 region acting as a potential momentum support zone. In a bear market, it may spend more time between roughly 10 and 60, with 50 to 60 acting as a potential resistance zone. 

These ranges are observations, not fixed laws. They help explain why the standard 70/30 interpretation can fail when applied mechanically to trending markets. 

Suggested chart 1: EUR/USD daily chart with RSI (14). Label the 70, 50 and 30 levels, and show how the indicator behaves during a sustained trend and a consolidation. 

Suggested chart 2: Side-by-side US500 uptrend and downtrending FX chart, with RSI panels highlighting the approximate 40 to 90 and 10 to 60 ranges. Use actual MT5 screenshots and verify the labels against the displayed data. 

How to Use the RSI Indicator: 5 RSI Trading Strategies 

The RSI indicator becomes more useful when each signal has a specific job. A range reversal looks for momentum turning at support or resistance. A trend pullback looks for a temporary loss of momentum before the prevailing move resumes. Divergence compares price structure with the oscillator, while failure swings and RSI trendline breaks focus on changes in momentum itself. 

No single RSI trading strategy suits every market condition. Start by identifying whether the market is trending or range-bound, then select a setup that matches it. 

Strategy	Market condition	Signal	Confirmation	Typical stop
Overbought/oversold reversal	Sideways range	RSI crosses back above 30 or below 70	Support or resistance holds	Beyond the relevant swing
Trend pullback	Established trend	RSI pulls back towards a trend-specific zone, then turns	Price structure and 200 EMA	Beyond the pullback swing
RSI divergence	Potential momentum shift	Price and RSI form opposing swing patterns	Price breakout or reversal candle	Beyond the price swing
Failure swing	Potential reversal	RSI forms a rejection pattern around an extreme	Break of the prior RSI swing level	Beyond the corresponding price swing
RSI trendline break and 50-line cross	Trend or momentum transition	RSI breaks its own trendline or crosses 50	Price action confirms direction	Beyond the price structure

1. Overbought/oversold reversals in a range

This approach is designed for sideways markets, where price repeatedly moves between identifiable support and resistance. The idea is to wait for momentum to turn back towards the middle of the range rather than chase a move that may already be extended. 

Strategy rules 

Field	Rule
Context	A clearly defined range with established support and resistance
Signal	RSI moves below 30 and then crosses back above it for a potential long, or moves above 70 and then crosses back below it for a potential short
Entry	Enter only after price confirms that support or resistance is holding
Stop	Beyond the relevant price swing or range boundary
Exit	Target the opposite side of the range or an intermediate level that offers a suitable reward relative to risk

For example, GBP/USD may approach support after a series of falling candles, with RSI dipping below 30. A move back above 30 is a reason to assess the setup, not an automatic instruction to buy. If price continues making lower lows, the market may not be ready to reverse. 

This use of an RSI oversold reading is most appropriate when the range is still intact. A decisive breakout invalidates the assumption that price will keep returning towards the middle. 

Suggested chart 3: GBP/USD four-hour chart showing a range, RSI moving below 30 and then recovering above it, with the entry trigger, price-based stop and target annotated. 

2. Trend pullback entries

Selling every time RSI reaches 70 is a common beginner mistake. During a strong uptrend, RSI can remain elevated because buying pressure persists. A trend-pullback strategy takes the opposite approach: wait for momentum to cool temporarily, then look for evidence that the main trend is resuming. 

For a long setup, use the 200-period exponential moving average (EMA) as a broad trend filter. When price is above the 200 EMA, watch for RSI to pull back towards 40 to 50 before turning higher. For a short setup, look for price below the 200 EMA and an RSI recovery towards 50 to 60 that turns lower. 

Strategy rules 

Field	Rule
Context	An established trend, with price on the appropriate side of the 200 EMA
Signal	RSI pulls back towards 40 to 50 in an uptrend or 50 to 60 in a downtrend, then turns with the trend
Entry	Enter after price confirms the resumption of the prevailing direction
Stop	Beyond the pullback swing low or high
Exit	A prior price extreme, a predefined target or a trailing exit based on the trade plan

Suppose XAU/USD is trading above its 200 EMA and RSI retreats towards 45 during a pullback. If price holds a support area and begins to recover, a long setup may develop. If price breaks below the pullback low instead, the trade idea is invalidated. 

The method helps prevent traders from treating every overbought reading as a sell signal. It does not guarantee that the trend will continue, and a moving average can lag when conditions change quickly. 

For a broader look at holding positions through market swings, see the guide to swing trading. 

Suggested chart 4: XAU/USD daily chart with the 200 EMA, an RSI pullback towards the 40 to 50 zone, the price confirmation candle and the stop level marked. 

3. RSI divergence: regular, hidden and reversal signals

RSI divergence occurs when price and the indicator form different swing patterns. It can signal that momentum is not confirming the latest price move, although it does not tell you precisely when a reversal will happen. 

Type	Price structure	RSI structure	Possible interpretation
Regular bullish divergence	Price forms a lower low	RSI forms a higher low	Selling momentum may be weakening
Regular bearish divergence	Price forms a higher high	RSI forms a lower high	Buying momentum may be weakening
Hidden bullish divergence	Price forms a higher low	RSI forms a lower low	Potential continuation of an uptrend
Hidden bearish divergence	Price forms a lower high	RSI forms a higher high	Potential continuation of a downtrend

Bullish divergence RSI traders look for a higher RSI low while price makes a lower low. Bearish divergence RSI traders look for a lower RSI high while price makes a higher high. The important word is potential. Divergence can appear repeatedly while a strong trend continues. 

Andrew Cardwell’s approach to RSI includes positive and negative reversals, patterns often associated with what is commonly called hidden divergence. These patterns are interpreted in the context of the prevailing trend, rather than as simple calls for a market top or bottom. 

Strategy rules 

Field	Rule
Context	Price is testing a significant swing level or continuing an established trend
Signal	Price and RSI form a regular or hidden divergence pattern
Entry	Wait for a price trigger, such as a break of a minor swing level or a confirmed reversal candle
Stop	Beyond the price swing that defines the setup
Exit	A nearby support or resistance level, or a predefined reward-to-risk target

Do not enter just because two indicator points appear to diverge. Wait for price to confirm that something has changed. A divergence without a price trigger can leave a trader positioned against a market that continues in the same direction. 

See the guide to candlestick confirmation for ways to assess price-based triggers. 

Suggested chart 5: EUR/USD or BTC/USD chart showing a regular bullish divergence, with both price lows and RSI lows labelled, followed by the price confirmation trigger. 

4. Failure swings (swing rejections)

A failure swing is an RSI pattern developed in Wilder’s original approach. Unlike divergence, it focuses on the sequence of RSI movements and does not require a comparison between price highs or lows and RSI highs or lows. 

A bullish failure swing follows four steps: 

1. RSI falls below 30. 

1. RSI rises back above 30. 

1. RSI pulls back but forms a higher low that remains above 30. 

1. RSI breaks above its previous recovery high. 

The break of the prior RSI high completes the pattern. A trader can then look for price confirmation before entering a long position. For the bearish version, RSI rises above 70, falls back below it, rebounds to a lower high that remains below 70, and then breaks below the previous RSI low. 

Strategy rules 

Field	Rule
Context	RSI reaches an extreme and begins forming a rejection pattern
Signal	The four-step bullish sequence, or its bearish mirror
Entry	After the final RSI break, ideally with price confirmation
Stop	Beyond the corresponding price swing
Exit	A planned price target or a level that invalidates the setup

The pattern can be useful because it requires more than a single reading below 30 or above 70. Still, it can fail, particularly when a strong trend continues to push price in the original direction. 

Suggested chart 6: BTC/USD daily chart illustrating the four stages of a bullish failure swing, with each RSI point numbered and the corresponding price structure visible. 

5. RSI trendline breaks and 50-line crosses

RSI trendlines are drawn on the oscillator itself by connecting its successive highs or lows. A break can signal that momentum is changing before the price chart confirms a comparable move, but early signals can also fail. 

The 50 line offers another way to assess momentum. RSI above 50 generally indicates that average gains are outweighing average losses over the selected period; RSI below 50 suggests the opposite. A cross is more useful when it agrees with price structure and the broader trend. 

Strategy rules 

Field	Rule
Context	A directional move or a possible transition between market conditions
Signal	RSI breaks a trendline or crosses the 50 level
Entry	Enter after price confirms the move, rather than relying on the RSI break alone
Stop	Beyond the relevant price swing
Exit	The next price level, a planned reward-to-risk target or a rule-based trailing exit

For example, EUR/USD may be in a broader uptrend while RSI forms lower highs beneath a descending trendline. A break above the RSI trendline, followed by price moving above a nearby swing high, offers more evidence than either signal in isolation. 

Suggested chart 7: EUR/USD one-hour chart showing an RSI trendline break, the 50-line cross and the corresponding price confirmation. 

Best RSI Settings by Trading Style 

The default RSI setting is 14 periods, but the best RSI settings depend on the market, timeframe and purpose of the analysis. Shorter periods react more quickly to price changes and produce more signals, while longer periods smooth out some of the noise but may respond later. 

Trading style	Chart timeframe	RSI period	Reference levels	Main trade-off
Scalping	M1 to M5	5 to 7	80/20	Faster signals, more noise
Day trading	M5 to H1	7 to 9	80/20 or 70/30	More responsive, but sensitive to short-term fluctuations
Swing trading	H4 to D1	14	70/30	Balanced setting for general analysis
Position trading	D1 to W1	14 to 21	70/30, interpreted with trend context	Smoother readings, slower reactions
Mean-reversion setups	Depends on the strategy	RSI (2)	Often 90/10	Extremely sensitive to short-term price moves

For day traders, RSI (7) or RSI (9) may be worth testing, particularly on a five-minute chart. However, a shorter setting is not automatically better. It can produce more apparent opportunities while increasing the number of false signals. 

The 80/20 levels are sometimes used to reduce the frequency of overbought and oversold signals. RSI (2), associated with short-term mean-reversion methods such as those discussed by Larry Connors, is a more specialised approach and should not be treated as a direct replacement for RSI (14). 

Avoid curve-fitting settings to historical data. A configuration that looks excellent over one period may perform poorly when market conditions change. Test the same rules on different periods and instruments before drawing conclusions. 

RSI Across Markets: Forex, Crypto, Indices and Commodities 

The RSI formula stays the same across markets, but its interpretation changes with volatility, trading hours, liquidity and the instrument’s price behaviour. 

Market	Typical RSI behaviour	Practical adjustment
Forex	Major pairs may range during quieter sessions and trend strongly during active periods	Use the broader trend and session context. USD/JPY, for example, can respond sharply to Japanese and US economic developments
Cryptocurrency	Markets trade around the clock, and RSI can remain elevated during extended rallies	Check the chart’s candle boundaries and avoid treating every reading above 70 as a reversal signal
Indices	Price can gap at market openings, and some indices display a long-term upward bias	Consider the broader trend and test whether pullbacks towards RSI 40 to 50 are relevant
Share CFDs	Individual shares can react sharply to earnings announcements and company news	Account for gaps, market hours and the risk that a stop may execute at a different price
Gold	Economic releases, interest-rate expectations and geopolitical developments can produce abrupt moves	Use price-based stops and confirm the instrument’s contract specifications before sizing positions

When asking what is RSI in forex, the important consideration is not simply the indicator value. It is whether the currency pair is trending, ranging or reacting to a scheduled event. 

For cryptocurrency, there is no single official daily close across all exchanges. RSI readings can differ depending on the data feed and candle boundaries. A BTC/USD RSI of 75 on one chart may not match the reading on another platform if the underlying prices or time intervals differ. 

The same caution applies to share CFDs. RSI can help interpret momentum, but it cannot predict earnings surprises or remove the risk of a gap. 

Suggested chart 8: BTC/USD daily chart with RSI (14), showing an extended period above 70 during a strong trend. Annotate why the reading alone does not establish a short entry. 

How to Add the RSI Indicator on MT5 

The Relative Strength Index MT5 indicator is included in the platform, so you do not need to download a separate indicator for the standard version. 

Follow these steps: 

1. Open a chart. Select the instrument you want to analyse, such as EUR/USD, GBP/USD or XAU/USD. 
2. Open the Indicators menu. Navigate to Insert, then Indicators, then Oscillators, and select Relative Strength Index. 
3. Set the period. Use 14 as the starting point. You can test a shorter period later, but record the setting used for each strategy. 
4. Choose the price input. Select Close under the Apply to setting if you want the indicator calculated using closing prices. 
5. Configure the levels. The default reference levels are 30 and 70. Add 50 if you want to use the centreline as a momentum filter. You can also test 20 and 80 for strategies that use those thresholds. 
6. Save your chart template. Once the RSI panel is configured, save the chart setup so you can apply the same settings consistently to other instruments. 

Standard MT5 RSI does not automatically provide every type of custom RSI alert. Price-based alerts and RSI-value alerts are different functions, so verify the capabilities of your specific platform and any custom indicator you use. 

For further instructions, see How to Use Technical Indicators on MT5 and the MetaTrader 5 platform page. 

BitDelta Terminal’s RSI availability and configuration should be confirmed before publishing platform-specific instructions for that product. 

Combining RSI With Other Indicators 

RSI is most useful when it adds information that the price chart does not already provide. Combining it with another indicator can help filter signals, but using several indicators that measure similar things may add complexity without improving the decision. 

Indicator or tool	What it adds	Example rule
200 EMA	Broader trend direction	Look for RSI pullbacks in the direction of the trend
MACD	Momentum and trend confirmation	Assess whether the MACD line is crossing or moving through its zero line
Bollinger Bands	Volatility and relative price position	Assess a possible range reversal when price reaches an outer band and RSI is below 30
Stochastic oscillator	A faster view of momentum within a recent range	Use it to refine timing after the broader setup has been identified
Support and resistance	Price levels where the market has previously reacted	Wait for RSI confirmation alongside a price reaction at a relevant level
Candlestick patterns	Evidence of rejection or a possible change in price direction	Wait for a confirmed reversal candle before entering a divergence setup

RSI vs MACD 

Both RSI and the Moving Average Convergence Divergence (MACD) indicator can help assess momentum, but they calculate different things. 

Feature	RSI	MACD
What it measures	Relative size of average gains and losses	Relationship between two moving averages, usually with a signal line
Bounded scale	Yes, from 0 to 100	No fixed upper or lower boundary
Common default settings	14 periods	12, 26 and 9
Useful signals	Overbought and oversold readings, divergence, momentum shifts	Line crossovers, signal-line crosses, zero-line crosses and histogram changes
Main limitation	Extreme readings can persist during trends	Lag and false signals can occur, especially in choppy markets

The two indicators can disagree. RSI may be above 70 while MACD continues rising, reflecting strong momentum rather than an immediate reversal. The correct interpretation depends on the market context and the rules of the strategy. 

RSI vs Stochastic RSI 

The Stochastic RSI indicator applies the Stochastic calculation to RSI values rather than directly to price. It measures where the current RSI sits within its recent RSI range, typically on a scale from 0 to 1, or an equivalent scale from 0 to 100. 

Because it is more sensitive, Stochastic RSI can help with short-term timing, but it also produces more noise and false signals. RSI (14) is often a more straightforward starting point for traders who are learning how momentum oscillators behave. 

Limitations of the RSI 

RSI can help organise a trading decision, but it has several limitations that matter in live markets: 

• It can stay overbought or oversold. Strong trends may keep RSI above 70 or below 30 for extended periods. 

• It uses historical prices. The standard 14-period setting smooths previous price changes, so the indicator cannot react to a move before it occurs. 

• News can disrupt signals. Economic releases, earnings announcements and unexpected events can produce sharp price movements that invalidate a setup. 

• Divergence can repeat. Price may continue trending despite several divergence signals. 

• It does not forecast the size of the next move. RSI indicates relative momentum, not how many pips or points price will travel. 

• Values can differ across platforms. Historical data, candle boundaries and smoothing methods can change the reading. 

A whipsaw occurs when price moves one way, triggers a signal and then quickly reverses. RSI-based systems can be vulnerable to whipsaws in choppy markets, particularly when traders react to every centreline cross or overbought and oversold reading. 

Does the RSI actually work? What the evidence says 

RSI is a widely used technical indicator, but its popularity does not establish that a particular RSI strategy will be profitable. Its value depends on how it is used, the market being traded, the entry and exit rules, transaction costs and risk management. 

Treat RSI as a filter and timing tool rather than a standalone trading system. Test a clearly defined strategy over a meaningful sample, include costs and slippage, and assess how it behaves in both trending and range-bound conditions. Avoid relying on a few successful examples or changing settings repeatedly until historical results look attractive. 

Risk Management When Trading RSI Signals 

An RSI reading is not a substitute for a stop-loss order. Stops should be placed according to price structure and the point at which the trade idea becomes invalid, not at an arbitrary RSI level. 

A common educational guideline is to risk around 1% of account equity on a trade, although an appropriate amount depends on individual circumstances and risk tolerance. A planned minimum reward-to-risk ratio of 1:2 can help frame the potential trade, but it does not guarantee that the target will be reached. 

Worked example: EUR/USD 

Suppose a trader has a $10,000 account and identifies a potential long setup on EUR/USD. 

• Account equity: $10,000 

• Risk per trade: 1% 

• Maximum planned loss: $10,000 × 1% = $100 

• Entry price: 1.0850 

• Stop price: 1.0820 

• Stop distance: 30 pips 

• Target price: 1.0910 

• Target distance: 60 pips 

The position size is calculated as follows: 

Position size (lots) = Maximum risk ($) / [Stop distance (pips) × Pip value per lot ($)] 

Position size = $100 / (30 pips × $10 per pip) 

Position size = 0.33 lots, approximately 

At approximately $10 per pip for one standard EUR/USD lot, a position of 0.33 lots has a pip value of around $3.30. A 30-pip move against the position would therefore represent a planned loss of approximately $99 before trading costs. 

The 60-pip target offers a potential gross reward of about $198, giving a planned reward-to-risk ratio of approximately 2:1. Actual results may differ because of spread, commission, slippage and execution conditions. 

This is an illustrative calculation, not a recommendation to enter the trade. The position size must be recalculated if the instrument’s pip value or account currency differs. 

For more detail, see the guide to stop-loss orders and the risk management glossary. 

6 Common RSI Mistakes 

• Shorting every reading above 70: Strong uptrends can keep RSI elevated. Check the trend and wait for a valid reversal signal. 

• Buying every reading below 30: Oversold conditions can persist during a sell-off. Look for price confirmation. 

• Using 30/70 on every market and timeframe: Different settings may be worth testing, but choose them based on a defined strategy rather than habit. 

• Trading divergence without a price trigger: Divergence can appear well before a reversal. Wait for the market to confirm the move. 

• Changing settings to fit historical results: Repeatedly optimising parameters can produce a strategy that performs poorly on new data. 

• Ignoring the higher-timeframe trend: A signal on an M5 chart may conflict with a much stronger trend on the daily chart. 

RSI Indicator FAQs 

What is a good RSI number? 

There is no universally good RSI number. Readings above 70 are commonly described as overbought and those below 30 as oversold, but these are reference levels rather than guaranteed reversal points. The 50 line can help assess momentum, while trend conditions determine how the reading should be interpreted. 

Is RSI above 70 a buy or sell signal? 

Neither automatically. RSI above 70 indicates strong recent upward momentum relative to downward momentum. In a sideways market, a move back below 70 near resistance may support a reversal setup. In a strong uptrend, the same reading may reflect continued buying pressure rather than an immediate opportunity to sell. 

Is RSI below 30 a buy signal? 

No. RSI below 30 indicates that recent downward momentum has been strong. A potential long setup needs additional evidence, such as price holding at support, forming a reversal pattern or recovering above a relevant level. Buying solely because RSI is below 30 can leave a trader exposed to a continuing decline. 

What is the best RSI setting for a five-minute chart? 

RSI (7) or RSI (9) can be tested for faster signals on a five-minute chart, while RSI (14) is a common baseline. Shorter settings respond more quickly but may produce more false signals. The right choice depends on the market, entry rules and risk management, so test settings consistently before using them live. 

Is RSI a good indicator? 

RSI can be useful for assessing momentum, identifying possible divergence and filtering trade entries. It is less reliable when used as a standalone buy or sell system. Its usefulness depends on market conditions, price confirmation, execution costs and the quality of the strategy built around it. No indicator removes trading risk. 

What indicator works best with RSI? 

There is no single best pairing. A 200 EMA can provide trend context, MACD can offer a different view of momentum, and Bollinger Bands can help assess volatility and range conditions. Support, resistance and candlestick patterns can provide price confirmation. Choose a combination in which each tool serves a distinct purpose. 

Does RSI work for crypto? 

RSI can be applied to cryptocurrency markets, including BTC/USD, but crypto trades continuously and can remain overbought or oversold during strong trends. Readings can also vary between platforms because of price feeds and candle boundaries. Combine RSI with price structure, position sizing and a clear exit plan. 

Practise RSI Strategies on a BitDelta Demo Account 

Add RSI (14) to an MT5 chart, select one of the five strategies in this guide and test it on a demo account. Record the market conditions, entry signal, stop, target and result for every trade. Review performance after costs before considering live trading, and define your maximum risk before placing an order. 

Practise using a BitDelta Pro demo account and review the platform’s current terms before trading. 

CFD risk warning: CFDs are complex instruments and come with a high risk of losing money rapidly due to leverage. You should consider whether you understand how CFDs work and whether you can afford to take the high risk of losing your money. Past performance is not a reliable indicator of future results.