Heikin Ashi vs candlesticks: differences, benefits and risks

Two charts of the same stock can look very different. Regular candlesticks, often called candles, show a period’s actual open, high, low and close. Heikin Ashi recalculates those prices to smooth the movements. This can make a trend easier to follow, but it also gives a less precise picture of the prices you can actually trade at.

Which is better? It depends on the task. Heikin Ashi can help you follow a trend, while regular candles are better for reading real price levels, gaps and short-term formations. Here is how they differ and how they can complement each other.

Regular candles: the period’s actual prices

A regular candlestick uses four prices, abbreviated OHLC: open, high, low and close. Its body spans the open and close; its wicks show the period’s high and low.

SCHEMATIC EXAMPLE

The illustration is schematic, not current market data.

A green candle here means the close is above the open, not necessarily that the stock rose relative to yesterday’s close. This distinction matters when prices gap at the open. Regular candles let you see both the gap and any recovery without smoothing them.

Traditional hammer, engulfing and doji definitions use these actual OHLC prices. See our guide to candlestick patterns.

What is Heikin Ashi?

Heikin Ashi is commonly translated as “average bar”. It is an alternative chart representation, not another market or a forecast. Each bar uses the current period’s prices and the previous Heikin Ashi bar.

The standard calculation is:

• HA close: (current open + high + low + close) / 4.
• HA open: (previous HA open + previous HA close) / 2.
• HA high: the highest of the current actual high, HA open and HA close.
• HA low: the lowest of the current actual low, HA open and HA close.

The first bar needs a starting value. A common approach uses the average of the first period’s actual open and close as its HA open. Initialisation and available history can affect the first bars.

Most importantly, the HA close is a calculated average, not the actual closing price. The HA open is synthetic too. HA highs and lows can also extend beyond the current period’s actual trading range because the HA open incorporates information from the previous bar.

One trading day, two different candles

Suppose a stock has these prices during a day:

• Open: SEK 100.
• High: SEK 110.
• Low: SEK 98.
• Close: SEK 108.

The regular candle has a green body from SEK 100 to SEK 108, with wicks reaching SEK 98 and SEK 110.

The Heikin Ashi close is instead (100 + 110 + 98 + 108) / 4 = SEK 104. If the previous HA open was SEK 99 and its close SEK 101, today’s HA open is SEK 100. The HA body runs from SEK 100 to SEK 104, even though the stock actually closed at SEK 108.

This is a hypothetical calculation, not a trading signal. You cannot assume you can buy at SEK 104 simply because the HA bar shows that closing value.

The main differences

Trend and noise

Regular candles frequently change colour within a trend because each period compares its own open and close. Heikin Ashi can produce longer runs of one colour and make minor countertrend moves less prominent.

This may help a trend follower avoid treating every red bar as a reversal. But smoothing does not remove risk; it only changes how the movement is displayed.

Reaction to reversals

Regular candles display the current period’s OHLC without Heikin Ashi smoothing. Heikin Ashi may therefore confirm a trend change later. Lag is the trade-off for a calmer chart. Its extent depends on the price path; there is no fixed number of bars that always applies.

Gaps and precise levels

Regular candles show more clearly when the open is far from the previous close. Heikin Ashi can conceal gaps or make them less obvious. Use actual prices for support, resistance, orders and stop-loss levels, especially around earnings and news.

Patterns and indicators

A doji or engulfing shape on an HA chart uses calculated prices and is not the same as the traditional formation. Do not transfer candlestick rules directly without testing them.

Check which price series your indicators use too. RSI and moving averages may produce different values on HA data than on actual closes, depending on the platform settings.

Common Heikin Ashi interpretations

• Green bodies without lower wicks: commonly associated with a clear uptrend.
• Red bodies without upper wicks: commonly associated with a clear downtrend.
• Small bodies with wicks on both sides: may indicate fading trend clarity or consolidation.
• A colour change: can prompt you to watch for a potential trend shift, but is not a sufficient buy or sell signal on its own.

In sideways markets, repeated colour changes can generate many false signals. A long run of green bars does not guarantee another green bar or make the current price a good entry.

A practical way to combine both charts

1. Read the broader trend with Heikin Ashi. Use a defined timeframe and observe colour, bodies and wicks.
2. Switch to regular candles before a trading decision. Check actual price, gaps, support and resistance.
3. Define confirmation beforehand. For example, an actual close above a previously identified level, rather than just a green HA bar.
4. Calculate risk from real order levels. Allow for commissions, spread and possible slippage. A stop-loss does not guarantee a particular execution price.
5. Test without synthetic fills. A strategy using HA signals should be evaluated with execution at actual market prices. Backtests that fill orders at HA prices can give misleading results.

Which should you choose?

Choose regular candles for price levels, opening gaps, traditional patterns or precise order planning. Even then, a chart shows historical prices, not a guarantee of the price your next order will receive.

Use Heikin Ashi as a complement to make trend direction easier to follow and reduce visual noise. Accept that some detail and speed are lost.

For many traders, the combination is useful: Heikin Ashi for the trend picture, regular candles for price and risk. Neither chart style provides a guaranteed edge or replaces a considered trading plan.

Frequently asked questions about Heikin Ashi and candlesticks

What is the difference between Heikin Ashi and candlesticks?

Regular candlesticks show the period’s actual open, high, low and close. Heikin Ashi uses calculated values to smooth the chart. This can clarify the trend, but introduces lag and does not always show prices that could actually be traded.

Is Heikin Ashi better than regular candles?

Not for every task. Heikin Ashi can complement trend analysis. Regular candles are better suited to precise price levels, gaps and traditional candlestick formations. Neither chart style guarantees profitability.

How do you read candlesticks?

Start with the body between the open and close and the wicks reaching the high and low. Then interpret the shape alongside the trend and support or resistance. Our candlestick patterns guide illustrates doji, hammer and engulfing.

Sources and further reading

• StockCharts ChartSchool: Heikin-Ashi Candlesticks
• TradingView: Understanding Heikin Ashi charts

This article is educational material, not personal investment advice. Trading involves risk, and historical patterns do not guarantee future results.