FanDuel vs ReBet: where their odds disagree
Over the last 30 days, FanDuel and ReBet quoted the same line at prices that summed to less than 100% on 74 game-markets — a cross-book arbitrage — with an average net edge of 5.16% and a peak of 14.36%. On plain vig, FanDuel is the cheaper book of the two. Last disagreement: Sep 19, 2026.
Vig: FanDuel vs ReBet
| FanDuel | ReBet | |
|---|---|---|
| Overall overround | 4.58% | 6.66% |
| Moneyline | 4.00% | 5.93% |
| Spreads | 4.84% | 7.20% |
| Totals | 4.90% | 6.86% |
| NFL | 4.57% | 6.33% |
| MLB | 4.56% | 6.47% |
| NBA | 4.50% | 6.31% |
| NHL | 4.85% | 7.93% |
Disagreements by sport
| Sport | Game-markets | Avg net edge | Max net edge |
|---|---|---|---|
| MLB | 74 | 5.16% | 14.36% |
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 |
|---|---|---|---|---|
| Philadelphia Phillies @ New York Mets · MLB | spread 2.5 | New York Mets @ FanDuel + Philadelphia Phillies @ ReBet | 0.34% | Sep 18, 8:50 PM ET |
| Seattle Mariners @ Los Angeles Angels · MLB | spread 4.5 | Los Angeles Angels @ FanDuel + Seattle Mariners @ ReBet | 6.00% | Sep 17, 12:32 AM ET |
| Baltimore Orioles @ New York Mets · MLB | spread 4.5 | Baltimore Orioles @ ReBet + New York Mets @ FanDuel | 0.86% | Sep 16, 9:14 PM ET |
| Kansas City Royals @ Houston Astros · MLB | moneyline | Houston Astros @ ReBet + Kansas City Royals @ FanDuel | 11.04% | Sep 16, 8:59 PM ET |
| Chicago White Sox @ Cleveland Guardians · MLB | total 9.5 | Over @ FanDuel + Under @ ReBet | 0.96% | Sep 16, 3:24 PM ET |
| Chicago White Sox @ Cleveland Guardians · MLB | total 7.5 | Over @ FanDuel + Under @ ReBet | 0.25% | Sep 16, 2:38 PM ET |
| Miami Marlins @ Arizona Diamondbacks · MLB | total 3.5 | Over @ FanDuel + Under @ ReBet | 9.50% | Sep 16, 12:21 AM ET |
| Miami Marlins @ Arizona Diamondbacks · MLB | spread 1.5 | Arizona Diamondbacks @ FanDuel + Miami Marlins @ ReBet | 10.82% | Sep 15, 10:50 PM ET |
| Atlanta Braves @ Chicago Cubs · MLB | spread 2.5 | Atlanta Braves @ ReBet + Chicago Cubs @ FanDuel | 1.93% | Sep 15, 10:19 PM ET |
| New York Yankees @ Minnesota Twins · MLB | total 8.5 | Over @ FanDuel + Under @ ReBet | 8.11% | Sep 15, 10:04 PM ET |
| Milwaukee Brewers @ Pittsburgh Pirates · MLB | spread 3.5 | Milwaukee Brewers @ ReBet + Pittsburgh Pirates @ FanDuel | 8.74% | Sep 15, 9:33 PM ET |
| Milwaukee Brewers @ Pittsburgh Pirates · MLB | spread 1.5 | Milwaukee Brewers @ ReBet + Pittsburgh Pirates @ FanDuel | 1.37% | Sep 15, 8:16 PM ET |
| Milwaukee Brewers @ Pittsburgh Pirates · MLB | spread 2.5 | Milwaukee Brewers @ FanDuel + Pittsburgh Pirates @ ReBet | 1.11% | Sep 15, 7:15 PM ET |
| Milwaukee Brewers @ Pittsburgh Pirates · MLB | total 7.5 | Over @ FanDuel + Under @ ReBet | 2.03% | Sep 15, 7:15 PM ET |
| Kansas City Royals @ Boston Red Sox · MLB | total 4.5 | Over @ ReBet + Under @ FanDuel | 1.99% | Sep 13, 7:05 PM ET |
Frequently asked questions
How often do FanDuel and ReBet disagree?
In the last 30 days our scanner recorded 74 game-markets where FanDuel and ReBet quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 76 scans. The average net edge was 5.16% and the largest 14.36%.
Which has lower vig, FanDuel or ReBet?
FanDuel — FanDuel measures 4.58% overall and ReBet measures 6.66% 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 FanDuel and ReBet disagree on most?
MLB (74 game-markets, avg 5.16%).
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