FanDuel vs LowVig: where their odds disagree
Over the last 30 days, FanDuel and LowVig quoted the same line at prices that summed to less than 100% on 30 game-markets — a cross-book arbitrage — with an average net edge of 2.60% and a peak of 14.07%. On plain vig, LowVig is the cheaper book of the two. Last disagreement: Sep 19, 2026.
Vig: FanDuel vs LowVig
| FanDuel | LowVig | |
|---|---|---|
| Overall overround | 4.58% | 3.68% |
| Moneyline | 4.00% | 3.06% |
| Spreads | 4.84% | 3.52% |
| Totals | 4.90% | 4.16% |
| NFL | 4.57% | 3.19% |
| MLB | 4.56% | 3.00% |
| NBA | 4.50% | 3.34% |
| NHL | 4.85% | 3.35% |
| MLS | — | 5.90% |
Disagreements by sport
| Sport | Game-markets | Avg net edge | Max net edge |
|---|---|---|---|
| MLB | 30 | 2.60% | 14.07% |
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 | moneyline | Los Angeles Dodgers @ LowVig + San Francisco Giants @ FanDuel | 0.42% | Sep 18, 10:22 PM ET |
| Kansas City Royals @ Houston Astros · MLB | spread 1.5 | Houston Astros @ FanDuel + Kansas City Royals @ LowVig | 0.27% | Sep 17, 7:16 PM ET |
| Washington Nationals @ St. Louis Cardinals · MLB | total 7.5 | Over @ LowVig + Under @ FanDuel | 0.91% | Sep 17, 3:12 PM ET |
| Philadelphia Phillies @ Washington Nationals · MLB | moneyline | Philadelphia Phillies @ LowVig + Washington Nationals @ FanDuel | 4.45% | Sep 15, 6:59 PM ET |
| Detroit Tigers @ Toronto Blue Jays · MLB | total 7.5 | Over @ FanDuel + Under @ LowVig | 1.03% | Sep 14, 7:14 PM ET |
| New York Yankees @ Minnesota Twins · MLB | total 8.5 | Over @ FanDuel + Under @ LowVig | 0.25% | Sep 13, 4:02 PM ET |
| Cleveland Guardians @ Minnesota Twins · MLB | moneyline | Cleveland Guardians @ LowVig + Minnesota Twins @ FanDuel | 9.77% | Sep 13, 2:17 PM ET |
| Seattle Mariners @ Athletics · MLB | moneyline | Athletics @ FanDuel + Seattle Mariners @ LowVig | 0.48% | Sep 12, 9:45 PM ET |
| Seattle Mariners @ Athletics · MLB | spread 1.5 | Athletics @ FanDuel + Seattle Mariners @ LowVig | 1.75% | Sep 12, 9:45 PM ET |
| Colorado Rockies @ Detroit Tigers · MLB | moneyline | Colorado Rockies @ FanDuel + Detroit Tigers @ LowVig | 1.53% | Sep 12, 1:21 PM ET |
| Texas Rangers @ Arizona Diamondbacks · MLB | total 8.5 | Over @ FanDuel + Under @ LowVig | 0.44% | Sep 11, 9:48 PM ET |
| Seattle Mariners @ Athletics · MLB | moneyline | Athletics @ FanDuel + Seattle Mariners @ LowVig | 2.42% | Sep 10, 6:01 PM ET |
| Cleveland Guardians @ Baltimore Orioles · MLB | spread 1.5 | Baltimore Orioles @ FanDuel + Cleveland Guardians @ LowVig | 13.87% | Sep 9, 6:48 PM ET |
| Texas Rangers @ Seattle Mariners · MLB | moneyline | Seattle Mariners @ LowVig + Texas Rangers @ FanDuel | 0.48% | Sep 9, 4:15 PM ET |
| Atlanta Braves @ Philadelphia Phillies · MLB | moneyline | Atlanta Braves @ FanDuel + Philadelphia Phillies @ LowVig | 2.20% | Sep 7, 1:12 PM ET |
Frequently asked questions
How often do FanDuel and LowVig disagree?
In the last 30 days our scanner recorded 30 game-markets where FanDuel and LowVig quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 37 scans. The average net edge was 2.60% and the largest 14.07%.
Which has lower vig, FanDuel or LowVig?
LowVig — FanDuel measures 4.58% overall and LowVig measures 3.68% 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 LowVig disagree on most?
MLB (30 game-markets, avg 2.60%).
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