Roulette Corner Strategy
Corner roulette bet covers 4 numbers meeting at a corner of the layout. Pays 8:1, hits 10.81% on European. Mid-range variance and payout.
How the corner bet works
A corner bet covers 4 numbers meeting at one corner of the layout. Example: 1-2-4-5 corner covers exactly those four numbers.
Payout: 8:1. Hit probability: European 4/37 = 10.81%, American 4/38 = 10.53%.
Where corner bets fit
Corner bets are between split (2 numbers, 17:1) and six line (6 numbers, 5:1). They give a higher hit rate than singles or splits with a moderate payout.
Useful in mixed inside-bet strategies that want some hit frequency without dropping to the 5:1 six line range.
Variance
Per-spin SD on $10 corner: ~$27. Smoother than street (~$30), similar to six line.
Bankroll graph: moderate flat sections with 8:1 jumps every ~10 spins on average.
Test results
Flat $10 on corner 17-18-20-21 for 200 spins on European: expected ~22 wins ($80 each) + 178 losses ($10 each). Expected net −$60. Drawdown typically $100-$200.