BetUS vs MyBookie: where their odds disagree
Over the last 30 days, BetUS and MyBookie quoted the same line at prices that summed to less than 100% on 4 game-markets — a cross-book arbitrage — with an average net edge of 3.57% and a peak of 8.24%. On plain vig, BetUS is the cheaper book of the two. Last disagreement: Sep 13, 2026.
Vig: BetUS vs MyBookie
| BetUS | MyBookie | |
|---|---|---|
| Overall overround | 4.64% | 5.96% |
| Moneyline | 3.31% | 5.14% |
| Spreads | 4.71% | 6.07% |
| Totals | 4.84% | 6.31% |
| NFL | 4.65% | 5.12% |
| MLB | 3.66% | 4.66% |
| NHL | 4.20% | — |
| MLS | 6.52% | 7.92% |
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 |
|---|---|---|---|---|
| New Orleans Saints @ Detroit Lions · NFL | moneyline | Detroit Lions @ MyBookie + New Orleans Saints @ BetUS | 4.57% | Sep 13, 1:16 PM ET |
| St. Louis Cardinals @ Colorado Rockies · MLB | moneyline | Colorado Rockies @ BetUS + St. Louis Cardinals @ MyBookie | 8.24% | Sep 6, 3:24 PM ET |
| Toronto Blue Jays @ Cleveland Guardians · MLB | moneyline | Cleveland Guardians @ BetUS + Toronto Blue Jays @ MyBookie | 0.86% | Sep 1, 6:52 PM ET |
| New York Mets @ Tampa Bay Rays · MLB | moneyline | New York Mets @ MyBookie + Tampa Bay Rays @ BetUS | 0.60% | Aug 31, 6:51 PM ET |
Frequently asked questions
How often do BetUS and MyBookie disagree?
In the last 30 days our scanner recorded 4 game-markets where BetUS and MyBookie quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 4 scans. The average net edge was 3.57% and the largest 8.24%.
Which has lower vig, BetUS or MyBookie?
BetUS — BetUS measures 4.64% overall and MyBookie measures 5.96% 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 BetUS and MyBookie disagree on most?
MLB (3 game-markets, avg 3.23%); NFL (1 game-markets, avg 4.57%).
← all sportsbooks · BetUS · MyBookie · what arbitrage is · dutching calculator