Total Games Under 8.5 in Tennis Betting: Explained
Lina Almans
01 August 2024
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Total games under 8.5 is a wager that a particular set will end with 8 or fewer games played. This wager is based on the expectation of a dominant set performance, typically ending before a 9-game mark (6:2, 6:1, etc.). If the set reaches 9 games (7:6, 6:3, etc.), the bet is lost.

Applying the Under 8.5 Games Bet
The conditions for this bet are straightforward:
Wager | Scenario | Example | Outcome |
Under 8.5 | Less than 9 of the occurrence | 8 games (6:2) | Win |
Under 8.5 | 9 or more of the occurrence | 9 games (3:6) | Lose |
Imagine placing a wager on an under 8.5 games in a set where a Grand Slam champion like Rafael Nadal faces an unseeded player. If Nadal wins the set 6:1 or 6:2, your bet triumphs because the total games played are 7 and 8, respectively, which is under 8.5.
However, if Nadal’s opponent manages to push the set beyond that, say to a 6:3 finish, the total games played would be 9, and your bet would not succeed.
Key Markets to Bet on with Total Points Under 8.5
- Set Outcome
Commonly, this bet is placed on the total games in a set, predicting a quick finish without reaching a 9-game count.
For example, if you’re betting on the second set, you’re predicting that there will be 8 or less games played in that set.
- Player’s Game Performance
Betting on a player to win less than 8.5 games in the match can be strategic, especially when one player is significantly stronger.
Note: These are the more common markets, while others may be less frequently offered.
Tennis Betting Playbook: Tips for Total Under 8.5 Points Bet
Early Tournament Tactics: In the opening rounds, where the gulf between players’ rankings is widest, expect quick victories from top seeds. This is when betting under 8.5 games can be most effective.
Surface Strategy: Each surface plays differently. For clay, where the ball moves slower and rallies last longer, opt for players with a history of quick points against defensive baseliners. Conversely, on faster surfaces like grass, where games can be shorter, look for players with powerful serves and quick volleys.
Break Point Precision: Identify players with a high break point conversion rate. In matches where breaks are rare, one can be decisive, making the bet more likely to succeed.
Serve Selection: Prioritize players known for their serve dominance. A strong server can control the pace of the match, often leading to faster games and sets. Players like Roger Federer, known for their efficient serving, can be key to winning.
Minimize Risks: Remember, under 8.5 bets are non-refundable. Exercise caution when combining these bets with others, such as in a parlay, to avoid amplifying losses. Always consider the volatility of tennis matches and the potential for comebacks or tiebreaks, which can quickly increase the game count.
Note: In tennis betting, retirements can cause an unexpected twist. If a player retires, say due to an ankle sprain, bookmakers may vary in their response. Some might offer a ‘walkover’ refund, setting odds at even (1.00). Others might default to a ‘retirement rule’, where the retiring player is deemed to have lost the remaining games by default. For example, if a player retires after securing a 6:1 set, the match could be settled as a 1:2 loss (6:1, 0:6, 0:6).