BetOnline vs ReBet: where their odds disagree
Over the last 30 days, BetOnline and ReBet quoted the same line at prices that summed to less than 100% on 3 game-markets — a cross-book arbitrage — with an average net edge of 2.27% and a peak of 4.09%. On plain vig, BetOnline is the cheaper book of the two. Last disagreement: Sep 13, 2026.
Vig: BetOnline vs ReBet
| BetOnline | ReBet | |
|---|---|---|
| Overall overround | 4.44% | 6.66% |
| Moneyline | 3.06% | 5.93% |
| Spreads | 4.76% | 7.20% |
| Totals | 4.90% | 6.86% |
| NFL | 4.45% | 6.33% |
| MLB | 3.57% | 6.47% |
| NBA | 4.72% | 6.31% |
| NHL | 3.35% | 7.93% |
| MLS | 5.90% | — |
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 |
|---|---|---|---|---|
| Atlanta Falcons @ Pittsburgh Steelers · NFL | moneyline | Atlanta Falcons @ BetOnline + Pittsburgh Steelers @ ReBet | 0.80% | Sep 13, 1:01 PM ET |
| Los Angeles Angels @ Washington Nationals · MLB | moneyline | Los Angeles Angels @ BetOnline + Washington Nationals @ ReBet | 4.09% | Sep 11, 6:59 PM ET |
| Kansas City Royals @ Toronto Blue Jays · MLB | spread 1.5 | Kansas City Royals @ ReBet + Toronto Blue Jays @ BetOnline | 1.93% | Aug 26, 7:22 PM ET |
Frequently asked questions
How often do BetOnline and ReBet disagree?
In the last 30 days our scanner recorded 3 game-markets where BetOnline and ReBet quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 3 scans. The average net edge was 2.27% and the largest 4.09%.
Which has lower vig, BetOnline or ReBet?
BetOnline — BetOnline measures 4.44% 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 BetOnline and ReBet disagree on most?
MLB (2 game-markets, avg 3.01%); NFL (1 game-markets, avg 0.80%).
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