The School of Odds
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Boston Red Sox v Kansas City Royals

2026-09-13 19:06 UTC — MLB

Head to Head

44 sportsbooks (18 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Boston Red Sox (Local)

Prediction 62.15%1.61fair odd
EV -1.18%
Edge -0.743%
Kelly -2.00%
Growth +0.000%

assuming max odds 1.59

Bookmakers’ predictions’ distribution
61.25%62.21%62.24%63.10%MIN.MEANMEDIANMAX.
Odds’ distribution
1.491.531.531.5967.11%65.26%65.36%62.89%MIN.MEANMEDIANMAX.

Kansas City Royals (Visit)

Prediction 37.85%2.64fair odd
EV +0.302%
Edge +0.114%
Kelly +0.183%
Growth +0.001%

assuming max odds 2.65

Bookmakers’ predictions’ distribution
36.90%37.79%37.76%38.75%MIN.MEANMEDIANMAX.
Odds’ distribution
2.402.522.502.6541.67%39.65%39.92%37.74%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Boston Red Sox (Local): 62.15%; Kansas City Royals (Visit): 37.85%. For Kansas City Royals (Visit), that estimate is equivalent to fair decimal odds of 2.64. 2 bookmakers offer odds above that level; the best available odds are 2.65, producing a positive expected value of +0.302%.

Sportsbook Odds (44 sportsbooks)

We're not affiliated with any bookmaker, we earn nothing from any action done with them.

BookmakerLocalVisit ▼MarginUpdated
LowVig.ag🎯1.55I 64.52%NM 63.10%EV -3.67%E -2.37%K -6.67%G +0.000%2.65I 37.74%NM 36.90%EV +0.302%E +0.114%K +0.183%G +0.001%2.3%2026-09-13 00:45
BetOnline.ag🎯1.55I 64.52%NM 63.10%EV -3.67%E -2.37%K -6.67%G +0.000%2.65I 37.74%NM 36.90%EV +0.302%E +0.114%K +0.183%G +0.001%2.3%2026-09-13 00:44
GTbets🎯1.55I 64.52%NM 62.92%EV -3.67%E -2.37%K -6.67%G +0.000%2.63I 38.02%NM 37.08%EV -0.455%E -0.173%K -0.279%G +0.000%2.5%2026-09-13 00:45
BetUS🎯1.55I 64.52%NM 62.74%EV -3.67%E -2.37%K -6.67%G +0.000%2.61I 38.31%NM 37.26%EV -1.21%E -0.464%K -0.753%G +0.000%2.8%2026-09-13 00:45
Caesars🎯1.53I 65.36%NM 62.77%EV -4.91%E -3.21%K -9.26%G +0.000%2.58I 38.76%NM 37.23%EV -2.35%E -0.910%K -1.49%G +0.000%4.1%2026-09-12 23:34
DraftKings🎯1.52I 65.79%NM 62.93%EV -5.53%E -3.64%K -10.64%G +0.000%2.58I 38.76%NM 37.07%EV -2.35%E -0.910%K -1.49%G +0.000%4.5%2026-09-13 01:30
1xBet🎯1.59I 62.89%NM 61.69%EV -1.18%E -0.743%K -2.00%G +0.000%2.56I 39.06%NM 38.31%EV -3.10%E -1.21%K -1.99%G +0.000%2.0%2026-09-12 20:35
MyBookie.ag🎯1.55I 64.52%NM 62.20%EV -3.67%E -2.37%K -6.67%G +0.000%2.55I 39.22%NM 37.80%EV -3.48%E -1.37%K -2.25%G +0.000%3.7%2026-09-13 01:30
theScore Bet🎯1.54I 64.94%NM 62.35%EV -4.29%E -2.78%K -7.94%G +0.000%2.55I 39.22%NM 37.65%EV -3.48%E -1.37%K -2.25%G +0.000%4.2%2026-09-13 01:09
Hard Rock Bet🎯1.54I 64.94%NM 62.35%EV -4.29%E -2.78%K -7.94%G +0.000%2.55I 39.22%NM 37.65%EV -3.48%E -1.37%K -2.25%G +0.000%4.2%2026-09-12 19:15
Fanatics🎯1.53I 65.36%NM 62.50%EV -4.91%E -3.21%K -9.26%G +0.000%2.55I 39.22%NM 37.50%EV -3.48%E -1.37%K -2.25%G +0.000%4.6%2026-09-13 00:45
Bet Right🎯1.53I 65.36%NM 62.50%EV -4.91%E -3.21%K -9.26%G +0.000%2.55I 39.22%NM 37.50%EV -3.48%E -1.37%K -2.25%G +0.000%4.6%2026-09-12 23:50
Paddy Power🎯1.50I 66.67%NM 62.96%EV -6.77%E -4.52%K -13.55%G +0.000%2.55I 39.22%NM 37.04%EV -3.48%E -1.37%K -2.25%G +0.000%5.9%2026-09-12 18:20
888sport🎯1.50I 66.67%NM 62.96%EV -6.77%E -4.52%K -13.55%G +0.000%2.55I 39.22%NM 37.04%EV -3.48%E -1.37%K -2.25%G +0.000%5.9%2026-09-12 23:50
Mr Green (SE)🎯1.50I 66.67%NM 62.96%EV -6.77%E -4.52%K -13.55%G +0.000%2.55I 39.22%NM 37.04%EV -3.48%E -1.37%K -2.25%G +0.000%5.9%2026-09-12 23:50
888sport (SE)🎯1.50I 66.67%NM 62.96%EV -6.77%E -4.52%K -13.55%G +0.000%2.55I 39.22%NM 37.04%EV -3.48%E -1.37%K -2.25%G +0.000%5.9%2026-09-12 23:50
Pinnacle🎯1.58I 63.29%NM 61.65%EV -1.80%E -1.14%K -3.11%G +0.000%2.54I 39.37%NM 38.35%EV -3.86%E -1.52%K -2.51%G +0.000%2.7%2026-09-12 23:55
FanDuel🎯1.54I 64.94%NM 62.25%EV -4.29%E -2.78%K -7.94%G +0.000%2.54I 39.37%NM 37.75%EV -3.86%E -1.52%K -2.51%G +0.000%4.3%2026-09-12 18:15
BetMGM🎯1.53I 65.36%NM 62.41%EV -4.91%E -3.21%K -9.26%G +0.000%2.54I 39.37%NM 37.59%EV -3.86%E -1.52%K -2.51%G +0.000%4.7%2026-09-13 00:30
Bovada🎯1.54I 64.94%NM 62.16%EV -4.29%E -2.78%K -7.94%G +0.000%2.53I 39.53%NM 37.84%EV -4.24%E -1.68%K -2.77%G +0.000%4.5%2026-09-12 18:49
Coolbet🎯1.53I 65.36%NM 62.22%EV -4.91%E -3.21%K -9.26%G +0.000%2.52I 39.68%NM 37.78%EV -4.62%E -1.83%K -3.04%G +0.000%5.0%2026-09-12 23:50
SportsBet🎯1.51I 66.23%NM 62.44%EV -6.15%E -4.08%K -12.07%G +0.000%2.51I 39.84%NM 37.56%EV -5.00%E -1.99%K -3.31%G +0.000%6.1%2026-09-12 18:15
PointsBet (AU)🎯1.56I 64.10%NM 61.58%EV -3.05%E -1.95%K -5.44%G +0.000%2.50I 40.00%NM 38.42%EV -5.38%E -2.15%K -3.58%G +0.000%4.1%2026-09-12 18:20
Betway🎯1.56I 64.10%NM 61.58%EV -3.05%E -1.95%K -5.44%G +0.000%2.50I 40.00%NM 38.42%EV -5.38%E -2.15%K -3.58%G +0.000%4.1%2026-09-12 18:20
TAB🎯1.55I 64.52%NM 61.73%EV -3.67%E -2.37%K -6.67%G +0.000%2.50I 40.00%NM 38.27%EV -5.38%E -2.15%K -3.58%G +0.000%4.5%2026-09-12 23:34
Unibet (UK)🎯1.54I 64.94%NM 61.88%EV -4.29%E -2.78%K -7.94%G +0.000%2.50I 40.00%NM 38.12%EV -5.38%E -2.15%K -3.58%G +0.000%4.9%2026-09-12 23:50
Betr (AU)🎯1.53I 65.36%NM 62.03%EV -4.91%E -3.21%K -9.26%G +0.000%2.50I 40.00%NM 37.97%EV -5.38%E -2.15%K -3.58%G +0.000%5.4%2026-09-12 18:25
betfred_uk🎯1.53I 65.36%NM 62.03%EV -4.91%E -3.21%K -9.26%G +0.000%2.50I 40.00%NM 37.97%EV -5.38%E -2.15%K -3.58%G +0.000%5.4%2026-09-13 01:05
Coral🎯1.53I 65.36%NM 62.03%EV -4.91%E -3.21%K -9.26%G +0.000%2.50I 40.00%NM 37.97%EV -5.38%E -2.15%K -3.58%G +0.000%5.4%2026-09-12 23:35
Ladbrokes (UK)🎯1.53I 65.36%NM 62.03%EV -4.91%E -3.21%K -9.26%G +0.000%2.50I 40.00%NM 37.97%EV -5.38%E -2.15%K -3.58%G +0.000%5.4%2026-09-12 23:35
William Hill🎯1.53I 65.36%NM 62.03%EV -4.91%E -3.21%K -9.26%G +0.000%2.50I 40.00%NM 37.97%EV -5.38%E -2.15%K -3.58%G +0.000%5.4%2026-09-12 21:45
Winamax (DE)🎯1.52I 65.79%NM 62.19%EV -5.53%E -3.64%K -10.64%G +0.000%2.50I 40.00%NM 37.81%EV -5.38%E -2.15%K -3.58%G +0.000%5.8%2026-09-12 23:50
betano_uk🎯1.50I 66.67%NM 62.50%EV -6.77%E -4.52%K -13.55%G +0.000%2.50I 40.00%NM 37.50%EV -5.38%E -2.15%K -3.58%G +0.000%6.7%2026-09-12 23:49
Bet Victor🎯1.50I 66.67%NM 62.50%EV -6.77%E -4.52%K -13.55%G +0.000%2.50I 40.00%NM 37.50%EV -5.38%E -2.15%K -3.58%G +0.000%6.7%2026-09-12 23:50
Dabble (AU)🎯1.50I 66.67%NM 62.50%EV -6.77%E -4.52%K -13.55%G +0.000%2.50I 40.00%NM 37.50%EV -5.38%E -2.15%K -3.58%G +0.000%6.7%2026-09-13 00:45
Betsson🎯1.54I 64.94%NM 61.69%EV -4.29%E -2.78%K -7.94%G +0.000%2.48I 40.32%NM 38.31%EV -6.13%E -2.47%K -4.14%G +0.000%5.3%2026-09-12 23:35
NordicBet🎯1.54I 64.94%NM 61.69%EV -4.29%E -2.78%K -7.94%G +0.000%2.48I 40.32%NM 38.31%EV -6.13%E -2.47%K -4.14%G +0.000%5.3%2026-09-12 23:35
Marathon Bet🎯1.54I 64.94%NM 61.69%EV -4.29%E -2.78%K -7.94%G +0.000%2.48I 40.32%NM 38.31%EV -6.13%E -2.47%K -4.14%G +0.000%5.3%2026-09-12 20:25
Betclic (FR)🎯1.52I 65.79%NM 62.00%EV -5.53%E -3.64%K -10.64%G +0.000%2.48I 40.32%NM 38.00%EV -6.13%E -2.47%K -4.14%G +0.000%6.1%2026-09-12 23:50
PlayUp🎯1.55I 64.52%NM 61.25%EV -3.67%E -2.37%K -6.67%G +0.000%2.45I 40.82%NM 38.75%EV -7.27%E -2.97%K -5.01%G +0.000%5.3%2026-09-12 18:40
Ladbrokes (AU)🎯1.55I 64.52%NM 61.25%EV -3.67%E -2.37%K -6.67%G +0.000%2.45I 40.82%NM 38.75%EV -7.27%E -2.97%K -5.01%G +0.000%5.3%2026-09-12 23:35
Neds🎯1.55I 64.52%NM 61.25%EV -3.67%E -2.37%K -6.67%G +0.000%2.45I 40.82%NM 38.75%EV -7.27%E -2.97%K -5.01%G +0.000%5.3%2026-09-12 23:35
Unibet (FR)🎯1.50I 66.67%NM 61.54%EV -6.77%E -4.52%K -13.55%G +0.000%2.40I 41.67%NM 38.46%EV -9.16%E -3.82%K -6.54%G +0.000%8.3%2026-09-12 23:50
Winamax (FR)🎯1.49I 67.11%NM 61.70%EV -7.40%E -4.96%K -15.09%G +0.000%2.40I 41.67%NM 38.30%EV -9.16%E -3.82%K -6.54%G +0.000%8.8%2026-09-12 23:50
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.

Exchanges (6)

BookmakerLocalVisitMargin ▲Updated
ProphetX◎1.57I 63.69%NM 63.23%2.70I 37.04%NM 36.77%0.7%2026-09-13 00:55
Kalshi◎1.59I 62.89%NM 62.32%2.63I 38.02%NM 37.68%0.9%2026-09-12 22:25
Polymarket◎1.59I 62.89%NM 62.32%2.63I 38.02%NM 37.68%0.9%2026-09-12 23:50
Novig◎1.56I 64.10%NM 63.38%2.70I 37.04%NM 36.62%1.1%2026-09-13 00:35
Matchbook◎1.58I 63.29%NM 61.46%2.52I 39.68%NM 38.54%3.0%2026-09-13 00:50
Smarkets◎1.48I 67.57%NM 61.46%2.36I 42.37%NM 38.54%9.9%2026-09-13 00:45