Vig Breakdown
Average
B · #2 of 7
Moneyline
Spreads
Totals
LowVig.ag establishes itself as a strong contender for ATP Monte-Carlo Masters betting through its characteristically reduced juice offerings. The sportsbook typically maintains margins between 2-4% on major tennis tournaments, making it particularly attractive for the clay court season opener where value can be scarce across the market. Their tennis coverage shines during Masters 1000 events, offering competitive lines on both match winners and set betting markets that often undercut traditional offshore books by 1-2 percentage points.
The platform's strength lies in its straightforward approach to tennis betting without excessive market variety that can dilute odds quality. Professional bettors and serious tennis handicappers benefit most from LowVig.ag's Monte-Carlo offerings, as the reduced vig becomes more significant over volume play during the tournament's seven-day span. However, recreational bettors seeking extensive prop markets or live betting features may find the selection limited compared to larger operators, though the trade-off in line value often compensates for the narrower menu of betting options.
Upcoming ATP Monte-Carlo Masters Events
| Matchup | Moneyline | Time |
|---|---|---|
| Aleksandar Vukic @ Pedro Martinez | +207 / -250 | Apr 4, 9:00 AM |
| Quentin Halys @ Emilio Nava | -110 / -110 | Apr 4, 9:00 AM |
| Hugo Nys @ Juan Manuel Cerundolo | +1256 / -3000 | Apr 4, 9:00 AM |
| Roberto Bautista Agut @ Benjamin Bonzi | +110 / -130 | Apr 4, 11:00 AM |
| Jesper De Jong @ Cristian Garin | +110 / -130 | Apr 4, 11:00 AM |
Frequently Asked Questions
How does LowVig.ag rank for ATP Monte-Carlo Masters?
LowVig.ag has 4.45% average vig for ATP Monte-Carlo Masters, earning a grade of B. They rank #2 of 7 sportsbooks we track for this sport.
Why is LowVig.ag named that way?
LowVig.ag is named for its core value proposition: low vigorish. They operate on a reduced-juice model, frequently offering -105 lines instead of the standard -110. This translates to roughly 2–3% less vig on every bet, which adds up significantly for active bettors.
Is LowVig.ag good for serious bettors?
Yes — LowVig.ag is one of the most value-focused offshore books. Their reduced-juice model means consistently lower vig across all sports. They don't offer flashy promotions but make up for it with genuinely better odds on every bet.
What is the Monte Carlo Masters?
The Monte-Carlo Masters is an ATP Masters 1000 clay-court tennis tournament held annually in April in Roquebrune-Cap-Martin, France. It is one of the most prestigious clay-court events and traditionally marks the start of the European clay season leading into Roland Garros.
How does clay-court tennis affect betting odds?
Clay-court specialists can significantly outperform their rankings on slow surfaces, which creates pricing inefficiencies. Sportsbooks may undervalue clay-court experts and overvalue hard-court players transitioning to clay. This surface transition period often produces the best value for informed bettors.
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.