Fliff vs LowVig: where their odds disagree
Over the last 30 days, Fliff and LowVig 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 0.84% and a peak of 1.71%. On plain vig, LowVig is the cheaper book of the two. Last disagreement: Sep 11, 2026.
Vig: Fliff vs LowVig
| Fliff | LowVig | |
|---|---|---|
| Overall overround | 6.23% | 3.68% |
| Moneyline | 5.61% | 3.06% |
| Spreads | 6.49% | 3.52% |
| Totals | 6.50% | 4.16% |
| NFL | 6.07% | 3.19% |
| MLB | 6.13% | 3.00% |
| MLS | 9.87% | 5.91% |
| NBA | — | 3.34% |
| NHL | — | 3.35% |
Disagreements by sport
| Sport | Game-markets | Avg net edge | Max net edge |
|---|---|---|---|
| MLB | 3 | 0.84% | 1.71% |
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 |
|---|---|---|---|---|
| Houston Astros @ Tampa Bay Rays · MLB | spread 1.5 | Houston Astros @ Fliff + Tampa Bay Rays @ LowVig | 0.23% | Sep 11, 7:14 PM ET |
| Cincinnati Reds @ Los Angeles Dodgers · MLB | moneyline | Cincinnati Reds @ LowVig + Los Angeles Dodgers @ Fliff | 0.58% | Sep 7, 9:06 PM ET |
| Los Angeles Angels @ Boston Red Sox · MLB | spread 1.5 | Boston Red Sox @ LowVig + Los Angeles Angels @ Fliff | 1.71% | Sep 7, 1:43 PM ET |
Frequently asked questions
How often do Fliff and LowVig disagree?
In the last 30 days our scanner recorded 3 game-markets where Fliff and LowVig 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 0.84% and the largest 1.71%.
Which has lower vig, Fliff or LowVig?
LowVig — Fliff measures 6.23% 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 Fliff and LowVig disagree on most?
MLB (3 game-markets, avg 0.84%).
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