Pinnacle dominates WTA French Open with 1.54% less vig than the runner-up DraftKings. The spread between #1 and #14 is 6.14% — book choice matters significantly for WTA French Open.
The WTA French Open presents a distinctive betting landscape shaped by the unique demands of clay-court tennis. Matches on the slow red clay at Roland Garros tend to produce longer rallies, more breaks of serve, and extended sets, which creates volatility that sharp bettors can exploit. Unlike hard-court events where big servers can dominate on pure power, clay neutralizes that advantage and rewards movement, endurance, and tactical versatility. This dynamic frequently produces upsets in the women's draw, where the lack of a best-of-five format means a single momentum shift can decide a match. Market depth is generally strong for the main draw, with most books offering match winners, set betting, game totals, and first-set winners, though liquidity thins considerably in qualifying rounds and early-round matchups between lower-ranked players.
Vig on WTA French Open markets tends to be wider than what bettors find on ATP matches or WTA hard-court majors, largely because the women's game on clay is perceived as less predictable. Sportsbooks build in extra margin to protect against the higher upset frequency, particularly in early rounds where form data on clay may be limited for certain players. Margins can run anywhere from 4% to 8% depending on the book and the round, with the tightest lines typically appearing in the semifinals and final when public interest and sharp-money volume peak. Comparing vig across books becomes especially valuable in the first week, where pricing discrepancies between sportsbooks are most pronounced.
The clay-court season builds from late March through June, and by the time Roland Garros begins in late May, bettors have a meaningful sample of recent clay results from Madrid, Rome, and Stuttgart to inform their analysis. Key factors that move WTA French Open lines include a player's recent clay-court form, physical fitness heading into a grueling two-week event, and head-to-head matchup dynamics — some players' heavy topspin games thrive on clay while flat ball-strikers struggle. Weather is a real variable in Paris, where rain delays can disrupt rhythm and cool, heavy conditions further slow the court, favoring grinders over aggressive shot-makers. Monitoring draw placement and scheduling density is also critical, as fatigue compounds through the tournament and disproportionately affects players who've been pushed to three sets in early rounds.
WTA French Open Sportsbook Vig Rankings
| # | Sportsbook | Avg Vig | Grade | Moneyline | Spreads | Totals | Events |
|---|---|---|---|---|---|---|---|
| 1 | Pinnacle | 2.69% | A | 2.69% | — | — | 1 |
| 2 | DraftKings | 4.23% | B | 4.23% | — | — | 1 |
| 3 | Hard Rock Bet | 4.44% | B | 4.44% | — | — | 1 |
| 4 | FanDuel | 5.02% | C+ | 5.02% | — | — | 1 |
| 5 | theScore Bet (ESPN Bet) | 5.52% | C+ | 5.52% | — | — | 1 |
| 6 | betPARX | 5.55% | C+ | 4.23% | 6.08% | 6.33% | 1 |
| 7 | Fanatics | 5.84% | C+ | 5.84% | — | — | 1 |
| 8 | Bovada | 6.05% | C | 4.25% | 6.98% | 6.93% | 1 |
| 9 | BetMGM | 6.59% | C | 6.59% | — | — | 1 |
| 10 | 888sport | 6.67% | C | 6.67% | — | — | 1 |
| 11 | Bally Bet | 7.15% | D | 6.05% | 7.51% | 7.88% | 1 |
| 12 | MyBookie.ag | 7.52% | D | 4.86% | 8.85% | 8.85% | 1 |
| 13 | Caesars | 7.82% | D | 6.82% | 7.96% | 8.67% | 1 |
| 14 | Fliff | 8.83% | D- | 8.83% | — | — | 1 |
Best Line Leaders
Which sportsbook offers the best odds most often across 1 events:
| # | Sportsbook | Best Lines |
|---|---|---|
| 1 | betPARX | 3 |
| 2 | FanDuel | 1 |
| 3 | MyBookie.ag | 1 |
| 4 | Caesars | 1 |
Frequently Asked Questions
Which sportsbook has the lowest vig for WTA French Open?
Pinnacle currently has the lowest average vig for WTA French Open at 2.69%, earning a grade of A.
How do sportsbook odds compare for WTA French Open?
We compare 14 sportsbooks for WTA French Open. The vig ranges from 2.69% (Pinnacle) to 8.83% (Fliff).
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.