Bally Bet vs Bovada: where their odds disagree
Over the last 30 days, Bally Bet and Bovada quoted the same line at prices that summed to less than 100% on 27 game-markets — a cross-book arbitrage — with an average net edge of 4.11% and a peak of 10.66%. On plain vig, Bovada is the cheaper book of the two. Last disagreement: Sep 16, 2026.
Vig: Bally Bet vs Bovada
| Bally Bet | Bovada | |
|---|---|---|
| Overall overround | 5.29% | 4.45% |
| Moneyline | 4.81% | 4.20% |
| Spreads | 5.14% | 4.46% |
| Totals | 5.70% | 4.64% |
| NFL | 4.89% | 4.53% |
| MLB | 5.51% | 4.58% |
| NBA | 4.84% | 4.50% |
| NHL | 5.13% | 4.18% |
| MLS | 6.48% | 4.62% |
Disagreements by sport
How big the edges were
Share of detections by net edge bucket. Most cross-book edges are small; the tail is where the money and the execution risk both live.
Recent examples
Best detection per game-market, most recent first. These windows have closed.
| Game | Market | Legs | Net edge | Detected |
|---|---|---|---|---|
| Detroit Tigers @ Toronto Blue Jays · MLB | spread 2.5 | Detroit Tigers @ Bovada + Toronto Blue Jays @ Bally Bet | 6.57% | Sep 16, 4:40 PM ET |
| New York City FC @ Real Salt Lake · MLS | total 2.5 | Over @ Bally Bet + Under @ Bovada | 2.16% | Sep 12, 11:31 PM ET |
| Toronto FC @ Orlando City SC · MLS | total 2.5 | Over @ Bally Bet + Under @ Bovada | 8.21% | Sep 12, 9:45 PM ET |
| Atlanta United FC @ D.C. United · MLS | total 0.5 | Over @ Bally Bet + Under @ Bovada | 3.54% | Sep 12, 9:30 PM ET |
| Chicago Cubs @ Milwaukee Brewers · MLB | total 10.5 | Over @ Bally Bet + Under @ Bovada | 6.54% | Sep 9, 10:21 PM ET |
| Washington Nationals @ San Diego Padres · MLB | spread 1.5 | San Diego Padres @ Bovada + Washington Nationals @ Bally Bet | 0.59% | Sep 9, 5:16 PM ET |
| Minnesota Twins @ Detroit Tigers · MLB | total 8.5 | Over @ Bovada + Under @ Bally Bet | 0.57% | Sep 9, 3:29 PM ET |
| Cincinnati Reds @ Los Angeles Dodgers · MLB | total 5.5 | Over @ Bovada + Under @ Bally Bet | 1.29% | Sep 9, 12:41 AM ET |
| Arizona Diamondbacks @ Kansas City Royals · MLB | moneyline | Arizona Diamondbacks @ Bally Bet + Kansas City Royals @ Bovada | 4.72% | Sep 8, 8:52 PM ET |
| Cleveland Guardians @ Baltimore Orioles · MLB | total 16.5 | Over @ Bovada + Under @ Bally Bet | 2.82% | Sep 8, 8:52 PM ET |
| St. Louis City SC @ Vancouver Whitecaps FC · MLS | total 3.5 | Over @ Bovada + Under @ Bally Bet | 10.66% | Sep 5, 10:50 PM ET |
| Nashville SC @ New York City FC · MLS | total 0.5 | Over @ Bally Bet + Under @ Bovada | 6.66% | Sep 4, 9:31 PM ET |
| Athletics @ Seattle Mariners · MLB | spread 1.5 | Athletics @ Bally Bet + Seattle Mariners @ Bovada | 9.53% | Sep 3, 9:44 PM ET |
| Tampa Bay Rays @ Texas Rangers · MLB | spread 1.5 | Tampa Bay Rays @ Bovada + Texas Rangers @ Bally Bet | 6.98% | Sep 3, 9:13 PM ET |
| Seattle Mariners @ Boston Red Sox · MLB | total 11.5 | Over @ Bovada + Under @ Bally Bet | 6.50% | Sep 2, 7:05 PM ET |
Frequently asked questions
How often do Bally Bet and Bovada disagree?
In the last 30 days our scanner recorded 27 game-markets where Bally Bet and Bovada quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 27 scans. The average net edge was 4.11% and the largest 10.66%.
Which has lower vig, Bally Bet or Bovada?
Bovada — Bally Bet measures 5.29% overall and Bovada measures 4.45% over 30 days of live lines. The per-market and per-sport breakdown is in the table above.
Does this mean I can make money betting both?
Not automatically. These are measurements of past disagreements at the moment they were detected. Lines move within minutes, displayed prices may not be available at your stake, both books must be accessible in your state, and neither book has to honor a stale price. ArbMonster shows the math; the execution and the risk are yours.
Which sports do Bally Bet and Bovada disagree on most?
MLB (20 game-markets, avg 3.53%); MLS (7 game-markets, avg 5.76%).
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