Stake Mines: 21 Mines
Chance and payout for each of the 4 gems on Stake Mines with 21 mines. 1% house edge, same formula as Stake.
With 21 mines, your chance drops under 50% at gem 1, which pays 6.19x.
| Gems opened | Chance to get there | Payout | $10 bet returns |
|---|---|---|---|
| 1 | 16% | 6.19x | $61.90 |
| 2 | 2% | 49.50x | $495.00 |
| 3 | 0.174% | 569.25x | $5,692.50 |
| 4 | 0.007905% | 12,523.50x | $125,235.00 |
Payout = 0.99 ÷ chance. Chance = ways to pick the gems from safe tiles ÷ ways from all 25 tiles. Stake rounds payouts to 2 decimals.
Questions
What does the first gem pay with 21 mines?
6.19x, with a 16% chance.
How many gems to double my bet with 21 mines?
1 gem: it pays 6.19x at a 16% chance.
What is the max payout with 21 mines?
Opening all 4 gems pays 12,523.50x, at a 0.007905% chance.
Is there a best moment to cash out?
No. Every step keeps the same 1% house edge, so cashing out early or late changes risk, not the long-run result.
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