ESPN BET vig, measured: 4.55%
ESPN BET ranks #7 of 21 US sportsbooks by overround over the last 30 days (lower is cheaper). Its margin is below the field average of 4.69%. In that window it was one side of a cross-book arbitrage on 429 game-markets.
ESPN BET vig by sport
| Sport | Overround | Rank in sport | Field average | Lines |
|---|---|---|---|---|
| MLB | 4.45% | #9 of 20 | 4.50% | 116,801 |
| NBA | 4.51% | #4 of 15 | 4.73% | 123,426 |
| NFL | 4.54% | #7 of 21 | 4.76% | 230,044 |
| NHL | 4.69% | #9 of 16 | 4.78% | 133,008 |
Daily margin, last 30 days
Overround per day by market type. Books adjust their margin around big slates and sharp action; the trend is more telling than any single day.
| Date | Moneyline | Spreads | Totals |
|---|---|---|---|
| Sep 19, 2026 | 4.25% | 4.94% | 4.72% |
| Sep 18, 2026 | 4.15% | 4.84% | 4.66% |
| Sep 17, 2026 | 4.13% | 4.95% | 4.68% |
| Sep 16, 2026 | 4.16% | 4.92% | 4.66% |
| Sep 15, 2026 | 4.11% | 4.90% | 4.66% |
| Sep 14, 2026 | 4.11% | 4.90% | 4.60% |
| Sep 13, 2026 | 4.20% | 4.94% | 4.72% |
| Sep 12, 2026 | 4.20% | 4.89% | 4.69% |
| Sep 11, 2026 | 4.12% | 4.84% | 4.64% |
| Sep 10, 2026 | 4.17% | 4.94% | 4.68% |
| Sep 9, 2026 | 4.17% | 4.88% | 4.68% |
| Sep 8, 2026 | 4.05% | 4.82% | 4.65% |
| Sep 7, 2026 | 4.10% | 4.90% | 4.66% |
| Sep 6, 2026 | 4.15% | 4.88% | 4.70% |
Which books disagree with ESPN BET
An arbitrage needs two books on the same line at prices summing under 100%. These are the books that produced one with ESPN BET most often over 30 days.
| Counterparty | Game-markets | Avg net edge | Max net edge | Last seen | |
|---|---|---|---|---|---|
| MyBookie | 63 | 3.96% | 14.95% | Sep 17, 2026 | pair page → |
| betPARX | 61 | 3.45% | 14.89% | Sep 19, 2026 | pair page → |
| Caesars | 52 | 1.16% | 14.72% | Sep 19, 2026 | pair page → |
| Bovada | 43 | 4.41% | 14.75% | Sep 16, 2026 | pair page → |
| ReBet | 43 | 2.56% | 14.42% | Sep 18, 2026 | pair page → |
| BetMGM | 42 | 3.56% | 14.95% | Sep 19, 2026 | pair page → |
| Fanatics Sportsbook | 34 | 4.71% | 14.75% | Sep 17, 2026 | pair page → |
| DraftKings | 24 | 1.16% | 10.07% | Sep 19, 2026 | pair page → |
| Fliff | 17 | 5.29% | 11.64% | Sep 19, 2026 | pair page → |
| FanDuel | 15 | 1.82% | 12.79% | Sep 16, 2026 | pair page → |
| Hard Rock Bet | 15 | 3.54% | 12.83% | Sep 17, 2026 | pair page → |
| LowVig | 13 | 1.31% | 3.22% | Sep 18, 2026 | pair page → |
Recent ESPN BET arbitrage examples
Measured at detection, net of fees, at the reference stake shown. These windows have closed; they are a record of what the market did, not a recommendation.
| Game | Market | Net edge | Profit at stake | Detected |
|---|---|---|---|---|
| San Francisco Giants @ Los Angeles Dodgers · MLB | moneyline | 2.65% | $66.28 / $2,500 | Sep 18, 11:38 PM ET |
| Miami Marlins @ San Diego Padres · MLB | spread 1.5 | 12.92% | $323.01 / $2,500 | Sep 18, 11:07 PM ET |
| Toronto Blue Jays @ Texas Rangers · MLB | spread 5.5 | 14.85% | $371.14 / $2,500 | Sep 18, 11:07 PM ET |
| New York Yankees @ Arizona Diamondbacks · MLB | total 13.5 | 0.49% | $12.35 / $2,500 | Sep 18, 10:37 PM ET |
| Seattle Mariners @ Colorado Rockies · MLB | moneyline | 14.95% | $373.64 / $2,500 | Sep 18, 10:37 PM ET |
| Toronto Blue Jays @ Texas Rangers · MLB | total 10.5 | 2.44% | $60.98 / $2,500 | Sep 18, 10:22 PM ET |
| Chicago Cubs @ Cincinnati Reds · MLB | spread 1.5 | 11.28% | $281.95 / $2,500 | Sep 18, 9:36 PM ET |
| Toronto Blue Jays @ Texas Rangers · MLB | total 8.5 | 1.96% | $49.02 / $2,500 | Sep 18, 9:20 PM ET |
| Athletics @ Cleveland Guardians · MLB | total 9.5 | 4.75% | $118.87 / $2,500 | Sep 18, 9:20 PM ET |
| Toronto Blue Jays @ Texas Rangers · MLB | total 9.5 | 3.38% | $84.54 / $2,500 | Sep 18, 9:05 PM ET |
| Philadelphia Phillies @ New York Mets · MLB | total 8.5 | 0.50% | $12.44 / $2,500 | Sep 18, 9:05 PM ET |
| Boston Red Sox @ Tampa Bay Rays · MLB | total 7.5 | 1.29% | $32.24 / $2,500 | Sep 18, 9:05 PM ET |
Frequently asked questions
What is ESPN BET's vig?
Over the last 30 days ESPN BET's measured overround is 4.55% across all lines we recorded — 4.12% on moneylines, 4.87% on spreads and 4.66% on totals. That ranks #7 of 21 US books we scan (lower is cheaper).
Is ESPN BET a low-vig sportsbook?
Relative to the 21 books we measure, yes: its 4.55% overall margin is below the field average of 4.69%.
Which books disagree with ESPN BET most often?
MyBookie — 63 game-markets in 30 days where the two books quoted the same line at prices that summed to less than 100%, averaging a 3.96% net edge. Next: betPARX (61).
How is this measured?
For every line ESPN BET posted that our scanner ingested, both sides' odds are converted to implied probabilities and summed; the excess over 100% is the overround. Figures are weighted by lines observed and averaged over 30 days. Nothing here is estimated — every number traces to recorded lines.
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