Fanatics Sportsbook vs Caesars: where their odds disagree
Over the last 30 days, Fanatics Sportsbook and Caesars quoted the same line at prices that summed to less than 100% on 70 game-markets — a cross-book arbitrage — with an average net edge of 3.49% and a peak of 14.95%. On plain vig, Fanatics Sportsbook is the cheaper book of the two. Last disagreement: Sep 19, 2026.
Vig: Fanatics Sportsbook vs Caesars
| Fanatics Sportsbook | Caesars | |
|---|---|---|
| Overall overround | 4.75% | 5.78% |
| Moneyline | 4.54% | 5.12% |
| Spreads | 4.91% | 6.09% |
| Totals | 4.80% | 6.16% |
| NFL | 4.65% | 6.12% |
| MLB | 4.87% | 4.13% |
| NBA | 4.64% | 4.58% |
| NHL | 4.73% | 4.67% |
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 |
|---|---|---|---|---|
| San Francisco Giants @ Los Angeles Dodgers · MLB | spread 5.5 | Los Angeles Dodgers @ Caesars + San Francisco Giants @ Fanatics Sportsbook | 10.53% | Sep 19, 12:54 AM ET |
| San Francisco Giants @ Los Angeles Dodgers · MLB | total 7.5 | Over @ Fanatics Sportsbook + Under @ Caesars | 3.00% | Sep 18, 11:38 PM ET |
| Boston Red Sox @ Tampa Bay Rays · MLB | moneyline | Boston Red Sox @ Fanatics Sportsbook + Tampa Bay Rays @ Caesars | 5.55% | Sep 18, 8:50 PM ET |
| Boston Red Sox @ Tampa Bay Rays · MLB | spread 2.5 | Boston Red Sox @ Fanatics Sportsbook + Tampa Bay Rays @ Caesars | 7.00% | Sep 18, 8:50 PM ET |
| Kansas City Royals @ Pittsburgh Pirates · MLB | moneyline | Kansas City Royals @ Fanatics Sportsbook + Pittsburgh Pirates @ Caesars | 13.67% | Sep 18, 8:50 PM ET |
| Boston Red Sox @ Texas Rangers · MLB | moneyline | Boston Red Sox @ Fanatics Sportsbook + Texas Rangers @ Caesars | 1.18% | Sep 17, 9:49 PM ET |
| Detroit Tigers @ Chicago White Sox · MLB | moneyline | Chicago White Sox @ Caesars + Detroit Tigers @ Fanatics Sportsbook | 1.21% | Sep 17, 9:18 PM ET |
| Athletics @ Tampa Bay Rays · MLB | spread 7.5 | Athletics @ Fanatics Sportsbook + Tampa Bay Rays @ Caesars | 7.42% | Sep 17, 3:43 PM ET |
| Seattle Mariners @ Los Angeles Angels · MLB | moneyline | Los Angeles Angels @ Caesars + Seattle Mariners @ Fanatics Sportsbook | 1.30% | Sep 16, 11:31 PM ET |
| Milwaukee Brewers @ Pittsburgh Pirates · MLB | moneyline | Milwaukee Brewers @ Fanatics Sportsbook + Pittsburgh Pirates @ Caesars | 0.40% | Sep 16, 10:00 PM ET |
| Philadelphia Phillies @ Washington Nationals · MLB | total 5.5 | Over @ Fanatics Sportsbook + Under @ Caesars | 2.44% | Sep 16, 8:14 PM ET |
| Philadelphia Phillies @ Washington Nationals · MLB | spread 2.5 | Philadelphia Phillies @ Fanatics Sportsbook + Washington Nationals @ Caesars | 10.00% | Sep 16, 8:14 PM ET |
| Detroit Tigers @ Toronto Blue Jays · MLB | total 6.5 | Over @ Caesars + Under @ Fanatics Sportsbook | 1.48% | Sep 16, 5:26 PM ET |
| Detroit Tigers @ Toronto Blue Jays · MLB | total 9.5 | Over @ Fanatics Sportsbook + Under @ Caesars | 2.08% | Sep 15, 7:15 PM ET |
| Chicago White Sox @ Cleveland Guardians · MLB | total 9.5 | Over @ Fanatics Sportsbook + Under @ Caesars | 5.52% | Sep 14, 8:46 PM ET |
Frequently asked questions
How often do Fanatics Sportsbook and Caesars disagree?
In the last 30 days our scanner recorded 70 game-markets where Fanatics Sportsbook and Caesars quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 96 scans. The average net edge was 3.49% and the largest 14.95%.
Which has lower vig, Fanatics Sportsbook or Caesars?
Fanatics Sportsbook — Fanatics Sportsbook measures 4.75% 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 Fanatics Sportsbook and Caesars disagree on most?
MLB (68 game-markets, avg 4.35%); NFL (1 game-markets, avg 11.06%); NHL (1 game-markets, avg 0.91%).
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