betPARX vs Fanatics Sportsbook: where their odds disagree
Over the last 30 days, betPARX and Fanatics Sportsbook quoted the same line at prices that summed to less than 100% on 37 game-markets — a cross-book arbitrage — with an average net edge of 2.19% and a peak of 9.87%. On plain vig, Fanatics Sportsbook is the cheaper book of the two. Last disagreement: Sep 17, 2026.
Vig: betPARX vs Fanatics Sportsbook
| betPARX | Fanatics Sportsbook | |
|---|---|---|
| Overall overround | 5.24% | 4.75% |
| Moneyline | 4.76% | 4.54% |
| Spreads | 5.08% | 4.91% |
| Totals | 5.66% | 4.80% |
| NFL | 4.89% | 4.65% |
| MLB | 5.31% | 4.87% |
| NBA | 4.84% | 4.64% |
| NHL | 5.13% | 4.73% |
| MLS | 6.46% | — |
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 |
|---|---|---|---|---|
| Kansas City Royals @ Houston Astros · MLB | spread 1.5 | Houston Astros @ Fanatics Sportsbook + Kansas City Royals @ betPARX | 0.71% | Sep 17, 1:56 PM ET |
| Miami Marlins @ Arizona Diamondbacks · MLB | moneyline | Arizona Diamondbacks @ betPARX + Miami Marlins @ Fanatics Sportsbook | 3.16% | Sep 15, 11:51 PM ET |
| New York Yankees @ Minnesota Twins · MLB | spread 6.5 | Minnesota Twins @ Fanatics Sportsbook + New York Yankees @ betPARX | 0.83% | Sep 15, 9:33 PM ET |
| Seattle Mariners @ Los Angeles Angels · MLB | moneyline | Los Angeles Angels @ Fanatics Sportsbook + Seattle Mariners @ betPARX | 2.22% | Sep 14, 10:48 PM ET |
| Los Angeles Dodgers @ Cincinnati Reds · MLB | spread 4.5 | Cincinnati Reds @ Fanatics Sportsbook + Los Angeles Dodgers @ betPARX | 6.09% | Sep 14, 8:46 PM ET |
| Green Bay Packers @ Minnesota Vikings · NFL | total 47.5 | Over @ Fanatics Sportsbook + Under @ betPARX | 1.70% | Sep 13, 7:05 PM ET |
| Kansas City Royals @ Boston Red Sox · MLB | spread 1.5 | Boston Red Sox @ betPARX + Kansas City Royals @ Fanatics Sportsbook | 7.81% | Sep 13, 7:05 PM ET |
| Los Angeles Dodgers @ Miami Marlins · MLB | total 9.5 | Over @ Fanatics Sportsbook + Under @ betPARX | 2.89% | Sep 13, 4:48 PM ET |
| Los Angeles Angels @ Washington Nationals · MLB | total 6.5 | Over @ betPARX + Under @ Fanatics Sportsbook | 2.75% | Sep 13, 3:32 PM ET |
| Cleveland Guardians @ Minnesota Twins · MLB | spread 1.5 | Cleveland Guardians @ betPARX + Minnesota Twins @ Fanatics Sportsbook | 1.80% | Sep 13, 2:47 PM ET |
| Los Angeles Dodgers @ Miami Marlins · MLB | spread 2.5 | Los Angeles Dodgers @ Fanatics Sportsbook + Miami Marlins @ betPARX | 0.57% | Sep 13, 2:47 PM ET |
| Cincinnati Reds @ Milwaukee Brewers · MLB | spread 5.5 | Cincinnati Reds @ Fanatics Sportsbook + Milwaukee Brewers @ betPARX | 0.65% | Sep 12, 7:43 PM ET |
| Los Angeles Angels @ Washington Nationals · MLB | total 6.5 | Over @ betPARX + Under @ Fanatics Sportsbook | 0.84% | Sep 12, 5:40 PM ET |
| Seattle Mariners @ Athletics · MLB | total 9.5 | Over @ betPARX + Under @ Fanatics Sportsbook | 9.87% | Sep 12, 12:35 AM ET |
| Cleveland Guardians @ Minnesota Twins · MLB | spread 1.5 | Cleveland Guardians @ Fanatics Sportsbook + Minnesota Twins @ betPARX | 1.64% | Sep 11, 9:17 PM ET |
Frequently asked questions
How often do betPARX and Fanatics Sportsbook disagree?
In the last 30 days our scanner recorded 37 game-markets where betPARX and Fanatics Sportsbook quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 42 scans. The average net edge was 2.19% and the largest 9.87%.
Which has lower vig, betPARX or Fanatics Sportsbook?
Fanatics Sportsbook — betPARX measures 5.24% overall and Fanatics Sportsbook measures 4.75% 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 betPARX and Fanatics Sportsbook disagree on most?
MLB (36 game-markets, avg 2.20%); NFL (1 game-markets, avg 1.70%).
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