Win more if the outcome lands within a range

A bookmaker's middle allows you to bet on overlapping lines from different bookmakers and win both bets if the result falls within a specific range. Read more


We've just found 491 middles for your filter settings.

Of these, 482 middles offer a positive expected value.

To see middles with a positive expected value and lossless surebets-middles, please choose a plan.

Found 9 middles with Tennis and Williamhill (ES) | Add to filter | Back to my middles
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Examples with a low expected value↓
▼ | ProfitBookmaker ▲▼ EventMarketOdds
-0.11%2.29 / 30.3%
-23.32% / 53.4%

Kalshi
Tennis
25/09
07:50
Rublev – Hijikata
Tennis
Over 17.5
$3,822.84
Williamhill (ES)
Tennis
25/09
07:50
Rinky Hijikata – Andrey Rublev
ATP Hangzhou
Under 21.5
+ 1 middle for this event
-0.27%1.69 / 36.8%
-27.10% / 45.8%

Williamhill (ES)
Tennis
25/09
12:00
Casper Ruud – Francisco Cerundolo
Laver Cup
Over 18.5
BetDaq
Tennis
25/09
12:05
Casper Ruud – Francisco Cerundolo
Laver Cup
Over 21.5 - lay
(5.0%)
2.56
+ 1 middle for this event
-0.27%2.16 / 31.3%
-24.03% / 51.9%

Kalshi
Tennis
26/09
03:00
Harris – Vacherot
Tennis
21-2 1st set
$5.20
Williamhill (ES)
Tennis
26/09
03:00
Valentin Vacherot – Lloyd Harris
ATP Chengdu
AH2(+2.5) 1st set
+ 1 middle for this event
-0.33%1.24 / 44.2%
-30.88% / 38.2%

Kalshi
Tennis
25/09
06:30
Prozorova – Wang
Tennis
11-2 1st set - No
$0.01
Williamhill (ES)
Tennis
25/09
06:30
Xinyu Wang – Tatiana Prozorova
WTA Singapore
AH2(+3.5) 1st set
-0.61%1.44 / 40.2%
-29.11% / 41.8%

Betfair
Tennis
25/09
13:30
Ma Timofeeva – Ga Knutson
WTA Porto 2026
11-2 1st set
(6.5%)
£37.00
Williamhill (ES)
Tennis
25/09
13:30
Maria Timofeeva – Gabriela Knutson
WTA Porto
AH2(+3.5) 1st set
-1.07%7.84 / 10.1%
-10.16% / 79.7%

Kalshi
Tennis
26/09
03:00
Hurkacz – Damm Jr
Tennis
Over 25.5
$0.47
Williamhill (ES)
Tennis
26/09
03:00
Martin Damm – Hubert Hurkacz
ATP Chengdu
Under 26.5