Exact model

Four dice all match

Probability:
0.463%
Odds:
1 to 215
dBan
−23.3 dBan

Six of the 1,296 equally likely four-die rolls have all four faces the same, from 1–1–1–1 through 6–6–6–6.

Calculation

p = 6 matching four-die rolls / 6⁴ equally likely rolls = 6/1296 = 1/216

Assumptions

The four fair six-sided dice roll independently.

Sources

  1. Fair independent dice model