ATP Indian Wells, officially the BNP Paribas Open, stands as one of the most compelling tennis betting events on the calendar. As a Masters 1000 tournament held in the California desert each March, it draws virtually every top player and generates deep, liquid betting markets across match winners, set betting, totals, and in-play lines. The 96-player draw means the tournament spans nearly two weeks, offering bettors a sustained run of matchups across vastly different competitive tiers — from first-round blowouts featuring qualifiers against top-20 seeds to high-stakes quarterfinals where the margins are razor-thin. This range of competitive disparity directly impacts how sportsbooks price their lines and where value tends to emerge.
Vig on ATP Indian Wells matches varies significantly depending on the round and profile of the matchup. Early-round contests featuring heavy favorites often carry wider margins, as books pad their edge on lopsided lines where recreational bettors tend to load up on favorites at extreme prices. By the quarterfinals and beyond, margins typically tighten as sharper money flows in and books compete more aggressively for action on marquee matchups. Comparing vig across sportsbooks during this tournament is particularly worthwhile because the sheer volume of matches — sometimes eight or more per day in the early rounds — means books are pricing rapidly and inconsistencies appear more frequently than at smaller events.
Several factors unique to Indian Wells shape the odds in meaningful ways. The desert climate — dry air, high temperatures, and significant altitude at roughly 200 feet below sea level — produces fast, bouncy conditions that favor big servers and aggressive baseliners. Players arriving from hard-court swings in the Middle East or indoor European events often need adjustment time, making early-round upsets more common than the seedings suggest. Fatigue and scheduling are critical variables: the combined ATP-WTA draw creates compressed schedules, and players who went deep at the preceding Miami or Dubai events frequently show signs of physical decline. Bettors who track practice reports, withdrawal patterns, and surface-transition form tend to find edges that the broader market underweights in the tournament's opening days.
Cross-Sport Vig Comparison
ATP Indian Wells averages 6.20% vig across 9 sportsbooks. Here's how that compares to other active sports:
| Sport | Avg Vig | vs ATP Indian Wells |
|---|---|---|
| ATP Indian Wells | 6.20% | — |
| NCAAF | 4.68% | 1.52% higher |
| UFL | 5.31% | 0.89% higher |
| AFL | 6.21% | 0.00% lower |
| MLB | 4.53% | 1.68% higher |
Vig Rankings
| # | Sportsbook | Avg Vig | Grade | ML | Spreads | Totals | Events |
|---|---|---|---|---|---|---|---|
| 1 | DraftKings | 3.95% | B+ | 3.95% | — | — | 1 |
| 2 | FanDuel | 4.78% | B | 4.78% | — | — | 1 |
| 3 | theScore Bet | 5.80% | C+ | 5.80% | — | — | 1 |
| 4 | Hard Rock Bet | 5.88% | C+ | 5.88% | — | — | 1 |
| 5 | Bovada | 6.12% | C | 4.44% | 6.93% | 6.98% | 1 |
| 6 | betPARX | 6.18% | C | 5.32% | 6.47% | 6.75% | 1 |
| 7 | BetMGM | 6.32% | C | 6.32% | — | — | 1 |
| 8 | Caesars | 8.02% | D- | 7.34% | 7.62% | 9.09% | 1 |
| 9 | Fliff | 8.77% | D- | 8.77% | — | — | 1 |
Frequently Asked Questions
Which sportsbook has the lowest ATP Indian Wells vig?
DraftKings currently has the lowest vig at 3.95%, earning a grade of B+.
What is the Indian Wells tennis tournament?
The BNP Paribas Open at Indian Wells is an ATP Masters 1000 and WTA 1000 event held annually in March in Indian Wells, California. It is often called the "fifth Grand Slam" due to its prestige and large draw size. The tournament attracts the world's top players.
How does tennis vig compare to team sports?
Tennis moneyline vig varies by matchup. Close matches between top-ranked players attract significant betting volume and competitive vig. Lopsided first-round matchups with heavy favorites carry higher vig because sportsbooks widen margins on one-sided contests.
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 exchange-level pricing. A (2–3%) is very competitive. B+ (3–4%) is above average. B (4–5%) is the industry standard — a -110/-110 line is 4.76%. C+ (5–6%) is slightly below average. C (6–7%) is below average. D (7–8%) is high vig. D− (8–10%) is very high vig. F (10%+) is predatory pricing. See the full Vig Index Methodology for formulas, worked examples, and known limitations.
- 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.