BetMGM vs Hard Rock Bet (OH): where their odds disagree
Over the last 30 days, BetMGM and Hard Rock Bet (OH) 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 3.02% and a peak of 8.59%. On plain vig, Hard Rock Bet (OH) is the cheaper book of the two. Last disagreement: Sep 13, 2026.
Vig: BetMGM vs Hard Rock Bet (OH)
| BetMGM | Hard Rock Bet (OH) | |
|---|---|---|
| Overall overround | 4.96% | 4.73% |
| Moneyline | 4.45% | 4.70% |
| Spreads | 4.65% | 4.74% |
| Totals | 5.58% | 4.74% |
| NFL | 4.39% | 4.75% |
| MLB | 4.81% | 1.96% |
| NBA | 4.60% | 4.70% |
| NHL | 4.56% | — |
| MLS | 8.73% | — |
Disagreements by sport
| Sport | Game-markets | Avg net edge | Max net edge |
|---|---|---|---|
| NFL | 3 | 3.02% | 8.59% |
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 | spread 7.5 | Atlanta Falcons @ BetMGM + Pittsburgh Steelers @ Hard Rock Bet (OH) | 0.26% | Sep 13, 4:18 PM ET |
| Atlanta Falcons @ Pittsburgh Steelers · NFL | total 34.5 | Over @ Hard Rock Bet (OH) + Under @ BetMGM | 8.59% | Sep 13, 4:18 PM ET |
| Cleveland Browns @ Jacksonville Jaguars · NFL | moneyline | Cleveland Browns @ Hard Rock Bet (OH) + Jacksonville Jaguars @ BetMGM | 0.21% | Sep 6, 1:08 AM ET |
Frequently asked questions
How often do BetMGM and Hard Rock Bet (OH) disagree?
In the last 30 days our scanner recorded 3 game-markets where BetMGM and Hard Rock Bet (OH) 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 3.02% and the largest 8.59%.
Which has lower vig, BetMGM or Hard Rock Bet (OH)?
Hard Rock Bet (OH) — BetMGM measures 4.96% overall and Hard Rock Bet (OH) measures 4.73% 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 BetMGM and Hard Rock Bet (OH) disagree on most?
NFL (3 game-markets, avg 3.02%).
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