Overall Comparison
BetRivers
Average vig · D
↑ 0.06% up since yesterday
Caesars ✔ Lower Vig
Average vig · C+
Caesars wins on 5 of 9 sports. The biggest gap is in MLS, where Caesars charges 2.98% less vig.
BetRivers and Caesars represent two distinct approaches to the US sports betting market. Caesars, backed by the massive hospitality and gaming empire, operates as a full-ecosystem brand that ties sportsbook activity into its broader Caesars Rewards loyalty program — one of the most valuable in the industry. Its pricing tends to reflect a book comfortable with higher margins on casual and entertainment bettors, particularly on parlays and props. BetRivers, operated by Rush Street Interactive, takes a leaner approach. It positions itself as a sharp-friendly, no-nonsense platform that often posts competitive lines and tighter vig across standard markets. Without the overhead of a casino resort empire to feed, BetRivers can afford to compete more aggressively on price.
A bettor focused primarily on finding the best number will frequently land on BetRivers, especially for NFL and NBA sides and totals. It's a strong choice for bettors who value consistent pricing over flashy promotions. Caesars, on the other hand, is the better pick for someone who wants to leverage large sign-up bonuses, ongoing profit boosts, and the tangible real-world value of Caesars Rewards — including hotel stays, dining credits, and tier status. Recreational bettors who wager across multiple sports casually may extract more total value from Caesars' promotional ecosystem than from slightly better lines elsewhere.
Beyond vig, there are meaningful operational differences. BetRivers is known for fast payouts and a relatively clean, functional interface, though it lacks the polish of some larger competitors. Caesars has historically drawn criticism for slower withdrawal processing and occasional app instability, though recent updates have improved the experience. Bettors should also consider limits: BetRivers tends to be more tolerant of winning players, while Caesars has been known to limit sharp accounts more aggressively over time. Both are fully regulated across multiple US states, so legitimacy and fund security are comparable.
Vig Comparison by Sport
Frequently Asked Questions
Is BetRivers or Caesars better for odds?
Caesars currently offers lower vig overall. BetRivers averages 7.60% vig (D) while Caesars averages 5.89% vig (C+).
How does BetRivers compare to Caesars by sport?
We compare both books across 71 sports. The comparison covers vig percentages, grades, and which book offers better odds per sport.
Is Caesars Sportsbook the same as William Hill?
Yes — Caesars Entertainment acquired William Hill in 2021 and rebranded US operations as Caesars Sportsbook. Our data may show "Caesars" or "William Hill" depending on how the API reports the book. The odds and vig are the same entity.
How does Caesars vig compare to other regulated books?
Caesars typically has similar vig to DraftKings, FanDuel, and BetMGM. They compete more on loyalty rewards (Caesars Rewards program) and retail sportsbook access than on odds quality. Sharp bettors will find better pricing at offshore books.
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.