Compare2d6+5 vs 4d6+5

2d6+5 vs 4d6+5

Side-by-side distributions with exact probabilities. Edit either expression or drag the HP slider — the URL updates as you go, so the page stays shareable. expression syntax →

Strike A

Roll 2 6-sided dice, plus 5.

min 7 max 17 mean 12.00 12 ±2.42
P(finish at 16 HP) = 8.33% (1/12)
  • 7 2.78%
  • 8 5.56%
  • 9 8.33%
  • 10 11.11%
  • 11 13.89%
  • 12 16.67%
  • 13 13.89%
  • 14 11.11%
  • 15 8.33%
  • 16 5.56%
  • 17 2.78%
  • 18 0.00%
  • 19 0.00%
  • 20 0.00%
  • 21 0.00%
  • 22 0.00%
  • 23 0.00%
  • 24 0.00%
  • 25 0.00%
  • 26 0.00%
  • 27 0.00%
  • 28 0.00%
  • 29 0.00%
Strike B

Roll 4 6-sided dice, plus 5.

min 9 max 29 mean 19.00 19 ±3.42
P(finish at 16 HP) = 84.10% (545/648)
  • 7 0.00%
  • 8 0.00%
  • 9 0.08%
  • 10 0.31%
  • 11 0.77%
  • 12 1.54%
  • 13 2.70%
  • 14 4.32%
  • 15 6.17%
  • 16 8.02%
  • 17 9.65%
  • 18 10.80%
  • 19 11.27%
  • 20 10.80%
  • 21 9.65%
  • 22 8.02%
  • 23 6.17%
  • 24 4.32%
  • 25 2.70%
  • 26 1.54%
  • 27 0.77%
  • 28 0.31%
  • 29 0.08%

B finishes in 1.16 strikes vs A's 1.92 — B wins by 0.76 strikes.

Strikes to kill 16 HP expected: 1.92 (2489/1296)
  • ≤ 1 8.33%
  • ≤ 2 99.61%
Strikes to kill 16 HP expected: 1.16 (751/648)
  • ≤ 1 84.10%
  • ≤ 2 100.00%