Slot Volatility Sorted: Fifteen Titles From Low to High

By PH444 Editorial Team

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The question: what is slot volatility, and how should it shape how long a session lasts and what each bet should be? Slot volatility measures how lumpy a game’s return is: a trickle of modest wins at one end, a few heavy hits between long dry stretches at the other. The method took the ratings the studios publish for the fifteen rated titles in this site’s game list and sorted them, then split one hypothetical budget by band. The result: the band should set your stake before the reels do.

Slot volatility for fifteen titles, low to high

BandTitlesStudio
Low to mediumSuper Ace, Wild Ace, Golden Empire, Boxing KingJILI
MediumMega AceJILI
MediumMahjong Ways, Lucky Neko, Fortune OxPG Soft
Medium to highFortune Gems 3JILI
Medium to highSweet BonanzaPragmatic Play
HighWild Bounty ShowdownPG Soft
HighBig Bass Bonanza, Gates of Olympus, Starlight Princess, Fruit PartyPragmatic Play

Dragon Treasure is left out deliberately: players strike dragon balls by tapping, there are no reels, and no volatility band applies.

The bands also say nothing about size on their own. Wild Ace (low to medium) lists a 1000x maximum, Lucky Neko (medium) 100000x and Gates of Olympus (high) 5000x, so a top prize is a separate figure from how often the game pays.

Slot volatility and stake size on one budget

Take a hypothetical ₱1,000 session budget. The split below is a rule of thumb used in this note, not a studio figure:

BandStake per spinSpins the budget covers
Low to medium₱2050
Medium₱10100
Medium to high₱8125
High₱5200

The logic is survival. On a high-volatility title, dozens of spins can pass with nothing of note, so a smaller stake buys enough rounds to reach the feature that carries most of its return. The bet unit sizing note turns any budget into units the same way, and bankroll management in pesos sets the budget itself.

What each band does to the session

Problem: a high-volatility title empties a short budget before its free spins ever arrive. Fix: drop the stake toward the bottom row above, or move to a medium title for that session.

Problem: a low-volatility title pays little and often, so the session stretches far past the planned time. Fix: put an end time beside the money cap, as one of PAGCOR’s responsible-gaming reminders asks of every session, and a loss limit that holds covers the money side.

Problem: jumping to a high-volatility title to win back what a calmer one lost. Fix: that is chasing with a bigger swing attached. Finish the session at its limit and pick the next game when the next budget starts.

Result: three numbers before the first spin

  1. The band, read from the studio: for example low to medium for Golden Empire, high for Big Bass Bonanza.
  2. The stake, sized to that band: on the hypothetical ₱1,000 above, ₱20 for the first and ₱5 for the second.
  3. The end time, chosen in advance, because a low band stretches a session and a high one tempts a reload.

Volatility explains the spread of a game’s return; the figure for the return itself is in the RTP meaning breakdown, how often any spin pays is in the hit frequency comparison, and the remaining maths notes wait on the blog index of lab notes.

How to Get Started

  1. Look up the studio's rating

    Record the band as the studio states it: a volatility rating on every JILI game page, a Session Volatility figure on PG Soft's. Log it before the stake is chosen, not after a cold run.

  2. Size the stake to the band

    Divide the session budget by more units for a high-volatility title than for a low one. The table on this page shows one way to do it on ₱1,000.

  3. Set the clock as well as the budget

    Low-volatility games stretch a budget over many spins, which makes time the thing that runs away. Decide the end of the session before it starts.

Studios whose games were tested

Fix the cap, then run the test

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Follow-up questions and their results

Is high volatility worse than low volatility?

Neither is worse. A high band fits someone at ease with long cold spells if it means a chance at one large hit; a low band fits someone who would rather see steady small returns. What the game returns over time is another number entirely.

Where do I find a slot's volatility?

On the studio's own game page, and often on the game's information screen. JILI rates Super Ace low to medium; PG Soft rates Mahjong Ways medium.

Does volatility change the RTP?

No. RTP says how much a game returns over a vast number of rounds; volatility says how that return is spread. Wild Bounty Showdown is rated high and Mahjong Ways medium, yet PG Soft's published returns for the two differ by less than a fifth of a point.