Oval Derby cover art

Oval Derby slot: RTP and max win

By Ground Studio. Released 21 Oct 2026, math version 4.
Low volatilityNo. 5810 most played this monthMini game

Oval Derby is a low-volatility slot by Ground Studio on Stake Engine, released 21 Oct 2026. The top payout is 1,037× the bet. It has 12 bonus buys priced at 23× to 58× the bet; the best returns 96.00%, so each buy costs 2.31× the bet on average over the long run. It is the No. 5810 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.000%
Max win
1,037×
of the base bet
Max win, base spins
1 in 7,021
103× top payout per spin
Base spin pays nothing
71.4%
of spins
Players, last 30 days
73
$354 wagered (Engine Insights)
The 1,037× max win can't be reached from base spins in the published math. Base spins top out at 103×.

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v4. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.

ModeTypeCostRTPMax winMax win oddsPays anythingReturns the costExpected cost per round
A Exact 1 H1Base spin1.00×96.00%103×1 in 7,0211 in 3.511 in 3.510.04× base Simulate
A Exact 1 H2Base spin1.00×96.00%104×1 in 9,0271 in 4.441 in 4.440.04× base Simulate
A Exact 1 H3Base spin1.00×96.00%104×1 in 10,9641 in 5.321 in 5.320.04× base Simulate
A Exact 1 H4Base spin1.00×96.00%105×1 in 13,2521 in 6.321 in 6.320.04× base Simulate
A Exact 1 H5Base spin1.00×96.00%107×1 in 16,8501 in 7.791 in 7.790.04× base Simulate
A Exact 1 H6Base spin1.00×96.00%109×1 in 23,0401 in 101 in 100.04× base Simulate
A Exact 2 H1Base spin1.00×96.00%103×1 in 8,0191 in 4.011 in 4.010.04× base Simulate
A Exact 2 H2Base spin1.00×96.00%104×1 in 9,2861 in 4.551 in 4.550.04× base Simulate
A Exact 2 H3Base spin1.00×96.00%104×1 in 10,6651 in 5.171 in 5.170.04× base Simulate
A Exact 2 H4Base spin1.00×96.00%105×1 in 12,4011 in 5.931 in 5.930.04× base Simulate
A Exact 2 H5Base spin1.00×96.00%106×1 in 15,1151 in 7.081 in 7.080.04× base Simulate
A Exact 2 H6Base spin1.00×96.00%108×1 in 19,9791 in 9.001 in 9.000.04× base Simulate
A Exact 3 H1Base spin1.00×96.00%104×1 in 9,7341 in 4.771 in 4.770.04× base Simulate
A Exact 3 H2Base spin1.00×96.00%104×1 in 9,8601 in 4.811 in 4.810.04× base Simulate
A Exact 3 H3Base spin1.00×96.00%104×1 in 10,4411 in 5.071 in 5.070.04× base Simulate
A Exact 3 H4Base spin1.00×96.00%105×1 in 11,4261 in 5.511 in 5.510.04× base Simulate
A Exact 3 H5Base spin1.00×96.00%105×1 in 13,2281 in 6.311 in 6.310.04× base Simulate
A Exact 3 H6Base spin1.00×96.00%107×1 in 16,8031 in 7.751 in 7.750.04× base Simulate
A Exact 4 H1Base spin1.00×96.00%105×1 in 12,7081 in 6.071 in 6.070.04× base Simulate
A Exact 4 H2Base spin1.00×96.00%104×1 in 11,0781 in 5.361 in 5.360.04× base Simulate
A Exact 4 H3Base spin1.00×96.00%104×1 in 10,5321 in 5.121 in 5.120.04× base Simulate
A Exact 4 H4Base spin1.00×96.00%104×1 in 10,5301 in 5.121 in 5.120.04× base Simulate
A Exact 4 H5Base spin1.00×96.00%104×1 in 11,2731 in 5.451 in 5.450.04× base Simulate
A Exact 4 H6Base spin1.00×96.00%105×1 in 13,3001 in 6.341 in 6.340.04× base Simulate
A Exact 5 H1Base spin1.00×96.00%108×1 in 19,3091 in 8.741 in 8.740.04× base Simulate
A Exact 5 H2Base spin1.00×96.00%106×1 in 14,0671 in 6.631 in 6.630.04× base Simulate
A Exact 5 H3Base spin1.00×96.00%105×1 in 11,5311 in 5.571 in 5.570.04× base Simulate
A Exact 5 H4Base spin1.00×96.00%104×1 in 10,0041 in 4.911 in 4.910.04× base Simulate
A Exact 5 H5Base spin1.00×96.00%104×1 in 9,1481 in 4.501 in 4.500.04× base Simulate
A Exact 5 H6Base spin1.00×96.00%104×1 in 9,6081 in 4.701 in 4.700.04× base Simulate
A Exact 6 H1Base spin1.00×96.00%117×1 in 43,0071 in 171 in 170.04× base Simulate
A Exact 6 H2Base spin1.00×96.00%110×1 in 24,6471 in 111 in 110.04× base Simulate
A Exact 6 H3Base spin1.00×96.00%107×1 in 16,6781 in 7.701 in 7.700.04× base Simulate
A Exact 6 H4Base spin1.00×96.00%105×1 in 11,8021 in 5.681 in 5.680.04× base Simulate
A Exact 6 H5Base spin1.00×96.00%103×1 in 8,0301 in 4.011 in 4.010.04× base Simulate
A Exact 6 H6Base spin1.00×96.00%102×1 in 5,2681 in 2.671 in 2.670.04× base Simulate
A Podium H1Base spin1.00×96.00%101×1 in 2,6911 in 1.411 in 1.410.04× base Simulate
A Podium H2Base spin1.00×96.00%101×1 in 3,0681 in 1.611 in 1.610.04× base Simulate
A Podium H3Base spin1.00×96.00%101×1 in 3,5571 in 1.831 in 1.830.04× base Simulate
A Podium H4Base spin1.00×96.00%102×1 in 4,0261 in 2.101 in 2.100.04× base Simulate
A Podium H5Base spin1.00×96.00%102×1 in 4,9211 in 2.531 in 2.530.04× base Simulate
A Podium H6Base spin1.00×96.00%103×1 in 6,5071 in 3.271 in 3.270.04× base Simulate
B Exact 1 H1Base spin1.00×96.00%253×1 in 15,6081 in 4.221 in 4.220.04× base Simulate
B Exact 1 H2Base spin1.00×96.00%267×1 in 78,7751 in 181 in 180.04× base Simulate
B Exact 1 H3Base spin1.00×96.00%253×1 in 14,5801 in 3.951 in 3.950.04× base Simulate
B Exact 1 H4Base spin1.00×96.00%254×1 in 18,9321 in 5.051 in 5.050.04× base Simulate
B Exact 1 H5Base spin1.00×96.00%253×1 in 14,7451 in 4.001 in 4.000.04× base Simulate
B Exact 1 H6Base spin1.00×96.00%268×1 in 84,7211 in 201 in 200.04× base Simulate
B Exact 2 H1Base spin1.00×96.00%253×1 in 16,0591 in 4.311 in 4.310.04× base Simulate
B Exact 2 H2Base spin1.00×96.00%264×1 in 64,0951 in 151 in 150.04× base Simulate
B Exact 2 H3Base spin1.00×96.00%253×1 in 15,4641 in 4.151 in 4.150.04× base Simulate
B Exact 2 H4Base spin1.00×96.00%254×1 in 18,1591 in 4.861 in 4.860.04× base Simulate
B Exact 2 H5Base spin1.00×96.00%253×1 in 15,5031 in 4.181 in 4.180.04× base Simulate
B Exact 2 H6Base spin1.00×96.00%264×1 in 68,7141 in 161 in 160.04× base Simulate
B Exact 3 H1Base spin1.00×96.00%254×1 in 16,7861 in 4.491 in 4.490.04× base Simulate
B Exact 3 H2Base spin1.00×96.00%260×1 in 48,5251 in 121 in 120.04× base Simulate
B Exact 3 H3Base spin1.00×96.00%254×1 in 16,7951 in 4.491 in 4.490.04× base Simulate
B Exact 3 H4Base spin1.00×96.00%254×1 in 17,3011 in 4.641 in 4.640.04× base Simulate
B Exact 3 H5Base spin1.00×96.00%254×1 in 16,8171 in 4.491 in 4.490.04× base Simulate
B Exact 3 H6Base spin1.00×96.00%261×1 in 51,9831 in 131 in 130.04× base Simulate
B Exact 4 H1Base spin1.00×96.00%254×1 in 18,7221 in 4.991 in 4.990.04× base Simulate
B Exact 4 H2Base spin1.00×96.00%257×1 in 31,8741 in 8.251 in 8.250.04× base Simulate
B Exact 4 H3Base spin1.00×96.00%254×1 in 19,6891 in 5.261 in 5.260.04× base Simulate
B Exact 4 H4Base spin1.00×96.00%253×1 in 16,4171 in 4.421 in 4.420.04× base Simulate
B Exact 4 H5Base spin1.00×96.00%254×1 in 19,5891 in 5.211 in 5.210.04× base Simulate
B Exact 4 H6Base spin1.00×96.00%257×1 in 33,9491 in 8.741 in 8.740.04× base Simulate
B Exact 5 H1Base spin1.00×96.00%257×1 in 33,9031 in 8.731 in 8.730.04× base Simulate
B Exact 5 H2Base spin1.00×96.00%253×1 in 12,4701 in 3.391 in 3.390.04× base Simulate
B Exact 5 H3Base spin1.00×96.00%258×1 in 37,7961 in 9.631 in 9.630.04× base Simulate
B Exact 5 H4Base spin1.00×96.00%255×1 in 26,0101 in 6.821 in 6.820.04× base Simulate
B Exact 5 H5Base spin1.00×96.00%258×1 in 36,9451 in 9.451 in 9.450.04× base Simulate
B Exact 5 H6Base spin1.00×96.00%253×1 in 13,3271 in 3.591 in 3.590.04× base Simulate
B Exact 6 H1Base spin1.00×96.00%276×1 in 125,4761 in 271 in 270.04× base Simulate
B Exact 6 H2Base spin1.00×96.00%252×1 in 8,5011 in 2.351 in 2.350.04× base Simulate
B Exact 6 H3Base spin1.00×96.00%281×1 in 147,6461 in 301 in 300.04× base Simulate
B Exact 6 H4Base spin1.00×96.00%267×1 in 82,4321 in 191 in 190.04× base Simulate
B Exact 6 H5Base spin1.00×96.00%280×1 in 143,0001 in 291 in 290.04× base Simulate
B Exact 6 H6Base spin1.00×96.00%252×1 in 7,8861 in 2.171 in 2.170.04× base Simulate
B Podium H1Base spin1.00×96.00%251×1 in 5,2551 in 1.481 in 1.480.04× base Simulate
B Podium H2Base spin1.00×96.00%254×1 in 20,4441 in 5.421 in 5.420.04× base Simulate
B Podium H3Base spin1.00×96.00%251×1 in 5,0881 in 1.431 in 1.430.04× base Simulate
B Podium H4Base spin1.00×96.00%251×1 in 5,9261 in 1.661 in 1.660.04× base Simulate
B Podium H5Base spin1.00×96.00%251×1 in 5,1651 in 1.441 in 1.440.04× base Simulate
B Podium H6Base spin1.00×96.00%255×1 in 21,8521 in 5.801 in 5.800.04× base Simulate
C Exact 1 H1Base spin1.00×96.00%1,003×1 in 38,7501 in 4.281 in 4.280.04× base Simulate
C Exact 1 H2Base spin1.00×96.00%1,003×1 in 34,8751 in 3.861 in 3.860.04× base Simulate
C Exact 1 H3Base spin1.00×96.00%1,018×1 in 212,6271 in 221 in 220.04× base Simulate
C Exact 1 H4Base spin1.00×96.00%1,004×1 in 42,3411 in 4.641 in 4.640.04× base Simulate
C Exact 1 H5Base spin1.00×96.00%1,019×1 in 220,1371 in 221 in 220.04× base Simulate
C Exact 1 H6Base spin1.00×96.00%1,004×1 in 41,6631 in 4.561 in 4.560.04× base Simulate
C Exact 2 H1Base spin1.00×96.00%1,003×1 in 39,9271 in 4.371 in 4.370.04× base Simulate
C Exact 2 H2Base spin1.00×96.00%1,003×1 in 37,7431 in 4.131 in 4.130.04× base Simulate
C Exact 2 H3Base spin1.00×96.00%1,015×1 in 172,2951 in 181 in 180.04× base Simulate
C Exact 2 H4Base spin1.00×96.00%1,004×1 in 42,0131 in 4.601 in 4.600.04× base Simulate
C Exact 2 H5Base spin1.00×96.00%1,015×1 in 178,1941 in 181 in 180.04× base Simulate
C Exact 2 H6Base spin1.00×96.00%1,004×1 in 41,5271 in 4.551 in 4.550.04× base Simulate
C Exact 3 H1Base spin1.00×96.00%1,004×1 in 41,4441 in 4.561 in 4.560.04× base Simulate
C Exact 3 H2Base spin1.00×96.00%1,004×1 in 41,5961 in 4.571 in 4.570.04× base Simulate
C Exact 3 H3Base spin1.00×96.00%1,011×1 in 129,8501 in 141 in 140.04× base Simulate
C Exact 3 H4Base spin1.00×96.00%1,004×1 in 41,7601 in 4.601 in 4.600.04× base Simulate
C Exact 3 H5Base spin1.00×96.00%1,011×1 in 134,1131 in 141 in 140.04× base Simulate
C Exact 3 H6Base spin1.00×96.00%1,004×1 in 41,6201 in 4.581 in 4.580.04× base Simulate
C Exact 4 H1Base spin1.00×96.00%1,004×1 in 46,0861 in 5.031 in 5.030.04× base Simulate
C Exact 4 H2Base spin1.00×96.00%1,004×1 in 50,1601 in 5.491 in 5.490.04× base Simulate
C Exact 4 H3Base spin1.00×96.00%1,007×1 in 84,0871 in 9.071 in 9.070.04× base Simulate
C Exact 4 H4Base spin1.00×96.00%1,004×1 in 43,0621 in 4.741 in 4.740.04× base Simulate
C Exact 4 H5Base spin1.00×96.00%1,007×1 in 86,6741 in 9.341 in 9.340.04× base Simulate
C Exact 4 H6Base spin1.00×96.00%1,004×1 in 43,8201 in 4.791 in 4.790.04× base Simulate
C Exact 5 H1Base spin1.00×96.00%1,007×1 in 86,6761 in 9.331 in 9.330.04× base Simulate
C Exact 5 H2Base spin1.00×96.00%1,009×1 in 102,6501 in 111 in 110.04× base Simulate
C Exact 5 H3Base spin1.00×96.00%1,003×1 in 30,6571 in 3.391 in 3.390.04× base Simulate
C Exact 5 H4Base spin1.00×96.00%1,006×1 in 76,6751 in 8.281 in 8.280.04× base Simulate
C Exact 5 H5Base spin1.00×96.00%1,003×1 in 31,6391 in 3.501 in 3.500.04× base Simulate
C Exact 5 H6Base spin1.00×96.00%1,007×1 in 78,4411 in 8.481 in 8.480.04× base Simulate
C Exact 6 H1Base spin1.00×96.00%1,029×1 in 340,5581 in 331 in 330.04× base Simulate
C Exact 6 H2Base spin1.00×96.00%1,037×1 in 438,2591 in 421 in 420.04× base Simulate
C Exact 6 H3Base spin1.00×96.00%1,002×1 in 20,6661 in 2.281 in 2.280.04× base Simulate
C Exact 6 H4Base spin1.00×96.00%1,024×1 in 281,6831 in 281 in 280.04× base Simulate
C Exact 6 H5Base spin1.00×96.00%1,002×1 in 19,7141 in 2.201 in 2.200.04× base Simulate
C Exact 6 H6Base spin1.00×96.00%1,025×1 in 292,7971 in 291 in 290.04× base Simulate
C Podium H1Base spin1.00×96.00%1,001×1 in 13,2221 in 1.481 in 1.480.04× base Simulate
C Podium H2Base spin1.00×96.00%1,001×1 in 12,5671 in 1.401 in 1.400.04× base Simulate
C Podium H3Base spin1.00×96.00%1,005×1 in 54,8081 in 5.971 in 5.970.04× base Simulate
C Podium H4Base spin1.00×96.00%1,001×1 in 14,0641 in 1.551 in 1.550.04× base Simulate
C Podium H5Base spin1.00×96.00%1,005×1 in 56,7681 in 6.171 in 6.170.04× base Simulate
C Podium H6Base spin1.00×96.00%1,001×1 in 13,5701 in 1.541 in 1.540.04× base Simulate
A Campeonato H1Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
A Campeonato H2Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
A Campeonato H3Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
A Campeonato H4Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
A Campeonato H5Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
A Campeonato H6Boosted spin12×96.00%100×1 in 32–1 in 5.330.49× base Simulate
B Campeonato H1Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
B Campeonato H2Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
B Campeonato H3Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
B Campeonato H4Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
B Campeonato H5Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
B Campeonato H6Bonus buy23×95.98%250×1 in 32–1 in 5.330.93× base Simulate
C Campeonato H1Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate
C Campeonato H2Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate
C Campeonato H3Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate
C Campeonato H4Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate
C Campeonato H5Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate
C Campeonato H6Bonus buy58×96.00%1,000×1 in 32–1 in 5.332.31× base Simulate

Work out the cost of Oval Derby bonus buys at your bet size

Version history

Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.

VersionBase RTP
v496.000%Active

Frequently asked

What is the RTP of Oval Derby?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 4. Its bonus buys return between 95.98% and 96.00%.

What is the max win in Oval Derby and how likely is it?

The top payout is 1,037× the base bet. On a base spin the top payout of 103× lands 1 in 7,021 spins. In the C Campeonato H1 buy (58×) 1,000× lands 1 in 32 buys.

Does Oval Derby have a bonus buy, and what does it cost?

Yes, 12 buy modes. B Campeonato H1: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. B Campeonato H2: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. B Campeonato H3: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. B Campeonato H4: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. B Campeonato H5: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. B Campeonato H6: 23× the base bet, 95.98% RTP, an expected cost of 0.93× the base bet per buy. C Campeonato H1: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy. C Campeonato H2: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy. C Campeonato H3: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy. C Campeonato H4: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy. C Campeonato H5: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy. C Campeonato H6: 58× the base bet, 96.00% RTP, an expected cost of 2.31× the base bet per buy.

Is Oval Derby high or low volatility?

Low. Its base-mode standard deviation is 10.9× the bet, which puts it in the lowest third of Engine games. What volatility means.

Can I check that a result was fair?

Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.

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