Bally Bet vs Caesars: where their odds disagree
Over the last 30 days, Bally Bet and Caesars quoted the same line at prices that summed to less than 100% on 17 game-markets — a cross-book arbitrage — with an average net edge of 4.90% and a peak of 14.70%. On plain vig, Bally Bet is the cheaper book of the two. Last disagreement: Sep 19, 2026.
Vig: Bally Bet vs Caesars
| Bally Bet | Caesars | |
|---|---|---|
| Overall overround | 5.29% | 5.78% |
| Moneyline | 4.81% | 5.12% |
| Spreads | 5.14% | 6.09% |
| Totals | 5.70% | 6.16% |
| NFL | 4.89% | 6.12% |
| MLB | 5.51% | 4.13% |
| NBA | 4.84% | 4.58% |
| NHL | 5.13% | 4.67% |
| MLS | 6.48% | — |
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 |
|---|---|---|---|---|
| Kansas City Royals @ Pittsburgh Pirates · MLB | total 13.5 | Over @ Bally Bet + Under @ Caesars | 3.14% | Sep 18, 9:36 PM ET |
| Philadelphia Phillies @ Atlanta Braves · MLB | spread 1.5 | Atlanta Braves @ Caesars + Philadelphia Phillies @ Bally Bet | 2.02% | Sep 13, 3:32 PM ET |
| Colorado Rockies @ Detroit Tigers · MLB | spread 6.5 | Colorado Rockies @ Bally Bet + Detroit Tigers @ Caesars | 11.21% | Sep 13, 2:47 PM ET |
| Colorado Rockies @ Detroit Tigers · MLB | moneyline | Colorado Rockies @ Bally Bet + Detroit Tigers @ Caesars | 5.03% | Sep 13, 12:15 PM ET |
| Kansas City Royals @ Boston Red Sox · MLB | spread 1.5 | Boston Red Sox @ Caesars + Kansas City Royals @ Bally Bet | 3.74% | Sep 11, 9:02 PM ET |
| New England Patriots @ Seattle Seahawks · NFL | moneyline | New England Patriots @ Caesars + Seattle Seahawks @ Bally Bet | 2.44% | Sep 9, 10:36 PM ET |
| Chicago Cubs @ Miami Marlins · MLB | spread 4.5 | Chicago Cubs @ Bally Bet + Miami Marlins @ Caesars | 2.86% | Sep 6, 3:39 PM ET |
| Atlanta Braves @ Philadelphia Phillies · MLB | spread 2.5 | Atlanta Braves @ Bally Bet + Philadelphia Phillies @ Caesars | 3.74% | Sep 5, 6:29 PM ET |
| Tampa Bay Rays @ Texas Rangers · MLB | total 6.5 | Over @ Bally Bet + Under @ Caesars | 0.76% | Sep 3, 10:14 PM ET |
| Athletics @ Seattle Mariners · MLB | moneyline | Athletics @ Bally Bet + Seattle Mariners @ Caesars | 8.92% | Sep 3, 9:44 PM ET |
| Philadelphia Phillies @ Arizona Diamondbacks · MLB | total 9.0 | Over @ Caesars + Under @ Bally Bet | 0.50% | Sep 2, 11:41 AM ET |
| Boston Red Sox @ Miami Marlins · MLB | moneyline | Boston Red Sox @ Bally Bet + Miami Marlins @ Caesars | 9.20% | Aug 26, 7:07 PM ET |
| Cleveland Guardians @ Los Angeles Angels · MLB | spread 1.5 | Cleveland Guardians @ Caesars + Los Angeles Angels @ Bally Bet | 3.97% | Aug 26, 6:06 PM ET |
| Baltimore Orioles @ St. Louis Cardinals · MLB | spread 11.5 | Baltimore Orioles @ Bally Bet + St. Louis Cardinals @ Caesars | 14.70% | Aug 25, 10:42 PM ET |
| Kansas City Royals @ Toronto Blue Jays · MLB | total 5.5 | Over @ Caesars + Under @ Bally Bet | 2.26% | Aug 25, 9:41 PM ET |
Frequently asked questions
How often do Bally Bet and Caesars disagree?
In the last 30 days our scanner recorded 17 game-markets where Bally Bet and Caesars quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 17 scans. The average net edge was 4.90% and the largest 14.70%.
Which has lower vig, Bally Bet or Caesars?
Bally Bet — Bally Bet measures 5.29% overall and Caesars measures 5.78% 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 Caesars disagree on most?
MLB (16 game-markets, avg 5.05%); NFL (1 game-markets, avg 2.44%).
← all sportsbooks · Bally Bet · Caesars · what arbitrage is · dutching calculator