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Pokies volatility: low vs high volatility, explained with numbers

Volatility decides how a pokie spreads its returns: small and often, or big and rare. Same RTP, very different sessions. Here is the maths.

Line chart that runs calm, then spikes sharply above small coin stacks, showing low and high pokies volatility

Key facts

  • Volatility (or variance) describes how a pokie's returns are spread out, not how much it pays back in total.
  • Low volatility: frequent small wins, sessions stay close to the average. High volatility: long dry runs, rare big wins.
  • In our worked example, two 96% RTP games give very different 100 spin sessions: one rarely finishes more than $25 down, the other loses the full $100 in about 37% of sessions.
  • High volatility needs a bigger budget for the same play time; low volatility stretches a small budget.
  • Volatility never changes the house edge. RTP sets the cost; volatility sets the ride.

What volatility means

Volatility, also called variance, is how a pokie spreads its payouts. Two games can pay back the same 96% over the long run, but one does it with lots of small wins and the other with a few big ones. RTP tells you the average cost; volatility tells you how far a single session can swing from that average.

  • Low volatility: frequent small wins, short dry spells, smaller top prizes.
  • Medium volatility: a mix of regular small wins and occasional bigger features.
  • High volatility: long runs of nothing, rare features, and the chance of a very large win.

Same RTP, very different sessions: a worked example

To show the difference, here are two made-up pokies with the same 96% RTP. They are deliberately simple, but the maths behaves the same way as real games.

  • Game A (low volatility): each spin pays 2 times your bet 48% of the time, and nothing otherwise.
  • Game B (high volatility): each spin pays 96 times your bet 1% of the time, and nothing otherwise.

Both pay back $96 for every $100 bet on average. Now play 100 spins at $1 on each:

After 100 spins at $1Game A (low)Game B (high)
Average money left$96$96
Typical swing around the averageabout $10about $96
Sessions that finish ahead31%26%
Sessions more than $25 downabout 2%37% (all of them lose the whole $100)
Sessions that lose the whole $100almost none37%

Game A's sessions bunch tightly around $96. Game B's sessions are all or nothing: more than a third end with no win at all, another 37% land exactly one win and finish $4 down, and about a quarter hit two or more wins and finish well ahead. Same RTP, completely different experience.

How to spot a pokie's volatility

You cannot see volatility directly, but the game usually gives it away.

  • Volatility rating. Many online pokies show a rating in the game info, from low to very high. The paytable screen is usually where it sits.
  • Maximum win. A top prize of several thousand times your bet signals high volatility.
  • Feature frequency. If most of the return comes from free spins or hold and spin features that trigger rarely, expect long dry runs. Our pokies bonus features guide shows what each feature is worth.
  • Your own sessions. Lots of spins with no win at all is a sign of high volatility, not of a machine that is "due" (that belief is the gamblers fallacy). Where a maker publishes hit frequency, the share of spins that win anything, it gives you a number to check.

Which volatility suits your budget

The right volatility depends on what you want from a session and how much you can afford to lose.

If you wantChooseWhy
Longer play on a small budgetLow volatilityFrequent small wins slow the drain
A shot at a big feature winHigh volatilityBig wins exist, but most sessions lose more
Predictable cost per hourLow volatilityResults stay closer to the expected cost

Pundit tip: with a high volatility game, size your bet so your budget covers a few hundred spins. A big feature needs time to show up, and most short sessions miss it.

Volatility does not change the cost

Whatever the volatility, the average cost of play is your turnover times the house edge. Volatility only changes how bumpy the road is. Use the pokies calculator to see the expected cost of your bet and speed, and read how pokies work for RTP and the legal minimum returns in each state.

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Frequently asked questions

What does volatility mean in pokies?

Volatility describes how a pokie spreads its returns. A low volatility game pays small wins often; a high volatility game pays rarely but can pay big. Two games with the same RTP can have very different volatility.

Is high or low volatility better?

Neither is better on average, because volatility does not change the RTP. Low volatility suits a small budget and longer sessions. High volatility suits players chasing big feature wins who accept that most sessions will lose more than average.

How can I tell the volatility of a pokie?

Check the game info: many online pokies show a volatility rating or a maximum win, often as a multiple of the bet. A very high maximum win, big features that trigger rarely and long runs of dead spins all point to high volatility.

Do low volatility pokies pay more?

No. They pay more often, in smaller amounts. Over a very large number of spins they pay back the same share as a high volatility game with the same RTP.

What is the $20 method at the casino?

It is a budgeting habit, not a winning system: put in a fixed $20 and walk away when it is gone or when you are ahead. It can help limit losses, but it does not change the odds of any spin or the house edge.

Related reading

Sources

Official pages we relied on. If anything here has changed, tell us via the contact page and we fix it.

  1. VGCCC: Understanding poker machines
  2. GambleAware NSW: Poker machines