Koala

3 Big Barrels Buffalo

A frontier slot whose barrels determine the bonus configuration

3 Big Barrels Buffalo uses Reels Doubling; 99.2% of the games we track do not.

SlotRanker Score

/ 99

05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

How this score is built

RTP

96.33%

return to player

Volatility

Medium volatility

variance

Max win

8,000×

top multiplier

Min bet

$0.10

per spin

Reels

25 lines

Player rating

5.0 ★

10 votes

DEMO Play free, no signup

Koala

Embed on your site

5.0 / 5

10 ratings

User ratings are shown separately from the Slot Score unless stated otherwise.

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Payouts & RTP9/10

RTP 96.33% → 9.0/10

Volatility8/10

medium → 8.0/10

Win Potential7.8/10

x8000.00 (8000×) → 7.8/10

Features10/10

13 features → 10.0/10

Game Mechanics7.2/10

f=13 r=5 p=25 → 7.2/10

Context signals (tie-breakers)

Layout6/10

5x3 → 6.0/10

Bet Flexibility6/10

0.1–28 (×280) → 6.0/10

Provider Reputation6.4/10

provider avg 6.4 → 6.4/10

Popularity2.5/10

synthetic proxy → 2.5/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 74 — 3 Big Barrels Buffalo by Koala

https://slotranker.com/koala/3-big-barrels-buffalo#score

How to cite

Slot Summary

Between straightforward Wild West imagery and a bonus that changes its rules, 3 Big Barrels Buffalo finds its place. Koala makes charging buffalo and bursting barrels the delivery system for different bonus upgrades. The frontier setting stays recognizable while the activated barrels determine how much room, time, or multiplying power the feature receives.

Features & Win Potential

The blue barrel enables random multipliers on bonus prizes. These can increase individual retained values, so the feature can improve a board that already contains prizes as well as benefit new arrivals.

The red barrel opens another reel set, while the green barrel increases the available respins. These upgrades affect different parts of the round: available positions and the time left to fill them.

Multiplier Wild Symbol Respins Bonus Game Symbols collection (Energy)RTP range Bonus symbols Hold and Win Random multiplier Fixed Jackpots Reelset Changing Sticky Symbols Reels doubling

Bonus & Free Spins

Triggering bonus symbols remain in place, and unoccupied positions spin independently. New bonus symbols stay on the board and reset the respin counter; the feature ends when the counter expires or every position is occupied.

Spec sheet

3 Big Barrels Buffalo at a glance.

Identity

Slot name3 Big Barrels Buffalo

StudioKoala

Released5/28/2025

Math

SlotRanker Score74

RTP96.33%

VolatilityMedium volatility

Max win8,000×

Bet range$0.10 – $28.00

Player rating5.0 / 5 · 10 votes

Format

Reels5

Paylines25

Layout5x3

Features

Themes

This slot exists in 3 RTP versions: 96.33%, 94.3%, 90.3%. The version a specific casino runs can be lower than the headline figure — check the paytable in your casino to confirm.

Expected average based on this slot's 96.33% RTP — individual sessions vary with volatility.

Bet per spin

Spins per hour400

Session length (hours)

Cost per hour$1.47

Cost per session$1.47

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

How long could a bankroll last on 3 Big Barrels Buffalo? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Bankroll ($)Bet per spin ($)Speed

Volatility tier: Medium

Running simulation…

How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (96.33%), with wins capped at its top multiplier (8,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play 3 Big Barrels Buffalo

No matching casinos for your region yet

Casino availability depends on where you play from. We only show casinos that accept players from your country.

Compare 3 Big Barrels Buffalo with other games

	3 Big Barrels Buffalo Score 74This game	Nugget Score 88	Dead Rider's Trail Score 88	Duel Of The Dead Megaways Score 87	Bounty Hunters Score 89
Identity
Studio	Koala	AvatarUX	Relax Gaming	Kalamba Games	NoLimit City
Released	5/28/2025	2/1/2024	8/24/2022	3/22/2023	7/11/2023
Math
RTP	96.33%	96.05%	96.2%	96.22%	96.07%
Volatility	Medium volatility	High volatility	High volatility	High volatility	High volatility
Max win	8,000×	25,000×	50,000×	20,000×	52,310×
Format
Reels	5	6	6	6	5
Layout	5x3	6x3	6x6	6x7	5x3
Paylines	25	15625	46656	84035	243
Min bet	0.1	0.2	0.2	0.2	0.2
Max bet	28	100	20	50	100
Features
Progressive	—	—	—	—	—
Wild symbol	✓	—	✓	—	✓
Free spins	—	✓	✓	✓	✓
Scatter symbol	—	✓	✓	✓	✓
Multiplier	✓	✓	✓	✓	✓
Bonus game	✓	—	✓	—	✓
Respins	✓	—	—	—	✓

Every number is shown as a delta against 3 Big Barrels Buffalo.

Comparing against

3 Big Barrels Buffalo

Koala

RTP

96.33%

Max win

8,000×

Score

+ Free Spins+ Scatter− Wild− Bonus Game− Respins

+ Free Spins+ Scatter− Respins

Duel Of The Dead Megaways

+ Free Spins+ Scatter− Wild− Bonus Game− Respins

+ Free Spins+ Scatter

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01Does a barrel guarantee the Hold and Win bonus?

No. A spin containing a bonus symbol can randomly activate Hold and Win; its appearance alone does not guarantee entry.

02Can different barrel upgrades activate together?

Yes. Multiple upgrade types can activate on the same spin, allowing their effects to appear together in the bonus.

03Is every version of 3 Big Barrels Buffalo set to the same RTP?

No. The game has multiple RTP configurations. Its available figures include 96.33%, 94.31%, 94.3%, and 90.3%, so the setting matters when comparing versions.

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