Sportsbook Efficiency

Empirical sportsbook efficiency, measured by comparing de-vigged prices to actual outcomes. Close Brier scores the final line; Open Brier scores the first posted line. Avg Move shows mean |close − open| (points for spread/total/prop, fair-prob delta for moneyline). Lower Brier = more accurate pricing. Hit rate = how often the devigged favorite won.

League: NBA NHL MLB WNBA NFL

NHL — Moneyline (Season)

As of 2026-10-27
Bookmaker # Markets Brier Open Brier Close Log-Loss Open Log-Loss Close Hit Rate
FanDuel 872
0.2375
+0.0006
0.2358
best
0.6675
+0.0014
0.6640
best
0.592
best
DraftKings 873
0.2368
+0.0000
0.2365
+0.0006
0.6662
best
0.6654
+0.0013
0.590
−0.002
Bookmaker 871
0.2368
best
0.2367
+0.0009
0.6662
+0.0000
0.6659
+0.0018
0.583
−0.009
Circa 814
0.2382
+0.0014
0.2375
+0.0017
0.6691
+0.0029
0.6676
+0.0035
0.586
−0.006
Pinnacle 814
0.2390
+0.0022
0.2379
+0.0021
0.6708
+0.0046
0.6684
+0.0043
0.583
−0.009
BetOnline 814
0.2391
+0.0023
0.2381
+0.0022
0.6709
+0.0047
0.6687
+0.0046
0.579
−0.013

Data window: January 18, 2026 – October 26, 2026