Overall Comparison
Bally Bet ✔ Lower Vig
Average vig · C
betPARX
Average vig · D
↑ 0.06% up since yesterday
betPARX wins on 7 of 18 sports. The biggest gap is in NCAA Baseball, where betPARX charges 1.54% less vig.
Bally Bet and betPARX represent two regional sportsbooks trying to carve out space in a market dominated by heavyweights like FanDuel and DraftKings. Bally Bet is backed by Bally's Corporation, leveraging its casino and media empire — including the Bally Sports regional networks — to drive brand recognition. betPARX, by contrast, grew out of Parx Casino in Bensalem, Pennsylvania, the state's top-grossing casino, and has expanded methodically into neighboring markets like New Jersey and Ohio. Their approaches reflect their origins: Bally Bet aims for broad national reach tied to media exposure, while betPARX leans into a loyal, casino-bred customer base with a more localized, hospitality-driven model.
From a vig perspective, neither book consistently undercuts the major operators, but the live odds data on this page will reveal where each shaves margin on specific markets. Bettors who already frequent Parx Casino properties may find betPARX more appealing thanks to its integrated loyalty program, which ties online wagering to real-world casino rewards — a tangible edge for anyone who values comps and tier credits. Bally Bet, meanwhile, may attract bettors drawn to its periodic promotions and its connection to Bally Sports broadcasts, though the book has faced criticism for a slower rollout and a less polished user experience compared to more established competitors.
Beyond the numbers, practical factors matter significantly with these two books. betPARX has earned a reputation for relatively stable software and reasonable payout speeds, benefiting from Parx Casino's established operational infrastructure. Bally Bet has had a rockier track record on the technology side, having switched platform providers and dealt with early app reliability issues. Bettors should also weigh market availability — betPARX tends to offer solid depth in major sports but can lag in niche or prop markets, while Bally Bet's offerings vary by state. For sharp bettors, neither book is known for accommodating high limits the way a Circa or Pinnacle would, so both are better suited for recreational or moderate-volume players looking for supplementary lines and promotional value.
Vig Comparison by Sport
Frequently Asked Questions
Is Bally Bet or betPARX better for odds?
Bally Bet currently offers lower vig overall. Bally Bet averages 6.43% vig (C) while betPARX averages 7.25% vig (D).
How does Bally Bet compare to betPARX by sport?
We compare both books across 71 sports. The comparison covers vig percentages, grades, and which book offers better odds per sport.
What is vig (vigorish) in sports betting?
Vig — short for vigorish, also called juice or overround — is the margin a sportsbook builds into its odds. It's the difference between the true probability of an outcome and what the odds imply. Lower vig means you keep more of your winnings on every bet. For example, a standard -110/-110 line has about 4.76% vig.
How often is this data updated?
We pull fresh odds from The Odds API three times per day — at 6:00 AM, 2:00 PM, and 10:00 PM UTC. Each snapshot captures the latest lines from every sportsbook that has posted odds. The timestamp at the top of the page shows the most recent refresh.
How is the vig grade calculated?
Each sportsbook is graded on a letter scale based on average vig: A+ (under 2%) is exceptional, A (2–3%) is excellent, B+ (3–4%) is above average, B (4–5%) is the industry standard, C (5–6%) is below average, and D (above 6%) indicates high-juice markets.
Why does lower vig matter for bettors?
Lower vig directly impacts your long-term returns. A bettor placing $1,000 per week at a book with 4% vig loses roughly $40/week to the house edge. At 2% vig, that drops to $20/week — a $1,040 difference over a year. For serious bettors, shopping for lower vig is one of the most reliable ways to improve profitability.
What sportsbooks do you track?
We track both regulated US sportsbooks (DraftKings, FanDuel, BetMGM, Caesars) and offshore books (Bovada, BetOnline, MyBookie, BetUS, LowVig.ag, BetAnySports). Data comes from The Odds API, which aggregates real-time lines from licensed sources.
How We Calculate These Numbers
- Data Source
- All odds on this page come from The Odds API, which aggregates real-time lines from licensed US and offshore sportsbooks. We track moneyline, spread, and totals markets across every sport with active betting lines.
- Update Frequency
- We pull a fresh snapshot of every tracked market three times per day — at 6:00 AM, 2:00 PM, and 10:00 PM UTC. Each snapshot captures the latest lines from every sportsbook that has posted odds for a given event. The timestamp at the top of each page tells you exactly when the data was last refreshed.
- Vig Calculation
- Vig (short for vigorish, also called juice or overround) measures the margin a sportsbook builds into its odds. We calculate it by converting the odds on each side of a market to implied probabilities, summing those probabilities, and subtracting 100%. For example, a market priced at -110/-110 implies 52.38% on each side — a total of 104.76%, meaning a vig of 4.76%. Lower vig means better value for bettors because you keep more of your winnings.
- Per-Market Breakdown
- We compute vig separately for each market type: moneyline (h2h), point spreads, and totals (over/under). The "average vig" shown for each sportsbook is the mean across all market types weighted by the number of events sampled in each market.
- Grading Scale
- Every sportsbook receives a letter grade based on its average vig: A+ (under 2%) is exceptional and rare — these are typically sharp-friendly books. A (2–3%) is excellent. B+ (3–4%) is above average. B (4–5%) is the industry standard for most recreational sportsbooks. C (5–6%) is below average. D (above 6%) indicates high-juice markets where bettors face a steep cost per wager.
- Trend Tracking
- We store daily snapshots for 30 days, allowing us to show 24-hour and 7-day vig trends. A downward trend (improving) means sportsbooks are tightening their lines — often in response to increased competition or higher betting volume as a season heats up.