Tennis betting: two outcomes, retirements and the pace between points
Tennis has no draw, which makes its markets easy to understand: one player wins. It is also the sport where in-play betting moves fastest, because a new point is played every half minute or so. This guide covers the markets, the margin, and why pace is the biggest risk.
Availability
Whether Duell offers sports betting at all, and which markets and limits apply, is shown in the operator's lobby and terms. Whether you may bet online where you live is a matter for your local law.
The markets
| Market | Explanation |
|---|---|
| Match winner | Who wins the match |
| Set betting | The exact score in sets, e.g. 2–1 |
| Total games | Over or under a number of games |
| Game handicap | One player gets a head start in games |
Worked example: two equal prices
Two evenly matched players at 1.90 each give implied probabilities of 52.6% each, 105.3% in total — a margin of about 5%. Stake 10 on each player and you get 19 back whoever wins: you paid 1 to take part.
Retirements and abandoned matches
Tennis has a specific trap: matches that end because a player retires. How bets are settled then varies by bookmaker. Some void the bet, some require a minimum number of sets to be completed, others settle on who advanced. The rules are in the operator's terms and should be read before betting, not after.
In-play tennis
Between points the odds can change and new markets open: next game, next point, next set. Worked example: bet 2 on ten games in a match and you have staked 20 in little over an hour without noticing. The pace makes it easy to lose track. If you bet in-play, decide in advance how many bets per match you will place.
Go to the offerKnowing the surfaces
Many tennis fans know how players perform on clay, grass and hard courts. That is useful, but it is information bookmakers have too. A view that creates value has to be better than the market's — which happens less often than it feels.