Overall Comparison
Bally Bet ✔ Lower Vig
Average vig · C
Fliff
Average vig · D-
↑ 0.08% up since yesterday
Bally Bet wins on 12 of 13 sports. The biggest gap is in UEFA Champions League, where Bally Bet charges 4.49% less vig. Fliff is only competitive in NBA.
Bally Bet and Fliff represent two distinctly different approaches to sports betting in the US market. Bally Bet operates as a traditional licensed sportsbook backed by Bally's Corporation, leveraging its casino and entertainment infrastructure to attract bettors who want a conventional wagering experience. Fliff, by contrast, entered the market using a social sportsbook model built around a sweepstakes-style currency system, which allowed it to operate in states where traditional sports betting hadn't yet been legalized. While Fliff has expanded into standard licensed sports betting in select markets, its origins as a social platform give it a fundamentally different feel and user base — skewing younger and more casual compared to Bally Bet's traditional casino-adjacent audience.
Bettors who prioritize a straightforward, no-frills sportsbook tied to a recognized brick-and-mortar brand may gravitate toward Bally Bet, particularly if they value integration with Bally's loyalty rewards program and physical casino properties. Fliff tends to appeal to bettors who want low-stakes accessibility and a mobile-first experience with a lighter, more gamified interface. On the vig side, neither book is known for consistently sharp pricing — both generally carry higher margins than top-tier competitors like Pinnacle or Circa — but the live vig data on this page will show exactly where each book stands on specific markets in real time.
Beyond pricing, bettors should weigh several practical factors. Bally Bet has faced criticism for a limited geographic footprint and an interface that has lagged behind competitors, though ongoing updates have improved the experience. Fliff's sweepstakes model can create confusion around withdrawals and currency conversion for new users. Betting limits at both books tend to be modest compared to sharper, higher-volume operators, making neither an ideal choice for serious bettors looking to place large wagers. Reliability and speed of payouts are areas where both platforms have room to improve, so checking recent user feedback before committing funds to either is a smart move.
Vig Comparison by Sport
Frequently Asked Questions
Is Bally Bet or Fliff better for odds?
Bally Bet currently offers lower vig overall. Bally Bet averages 6.43% vig (C) while Fliff averages 9.28% vig (D-).
How does Bally Bet compare to Fliff 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.