2025 ATP Surface Speed Ratings

My surface-speed metric uses ace rate--adjusted for the servers and returners in each match--to rate each tournament by surface speed. Thus, the number indirectly accounts for everything that influenced play: temperature, humidity, wind, balls, and of course the physical surface.

Ratings greater than 1 are faster than average. For example, a rating of 1.25 indicates that the players hit 25% more aces than they would have on a tour-average surface.

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DateTournamentSurfaceAce%Surface Speed
02-Nov-2025AthensHard14.6%1.45
20-Oct-2025BaselHard14.8%1.44
09-Nov-2025Tour FinalsHard12.0%1.40
17-Sep-2025HangzhouHard13.2%1.38
09-Jun-2025StuttgartGrass15.8%1.38
16-Jun-2025Queen's ClubGrass14.9%1.35
13-Oct-2025BrusselsHard13.8%1.34
02-Nov-2025MetzHard13.1%1.34
30-Dec-2024Hong KongHard9.6%1.31
30-Dec-2024BrisbaneHard15.8%1.27
20-Oct-2025ViennaHard12.1%1.25
16-Jun-2025HalleGrass13.3%1.24
03-Feb-2025DallasHard11.3%1.20
07-Aug-2025Cincinnati MastersHard12.3%1.19
24-Sep-2025TokyoHard11.6%1.18
17-Sep-2025ChengduHard13.4%1.18
21-Jul-2025WashingtonHard12.5%1.17
27-Dec-2024United CupHard14.4%1.17
19-Mar-2025Miami MastersHard12.5%1.17
13-Oct-2025AlmatyHard10.2%1.16
17-Aug-2025Winston-SalemHard11.4%1.10
06-Jan-2025AdelaideHard12.3%1.10
10-Feb-2025Delray BeachHard11.5%1.09
27-Jan-2025MontpellierHard14.7%1.09
30-Jun-2025WimbledonGrass11.6%1.09
01-Oct-2025Shanghai MastersHard11.2%1.08
22-Jun-2025MallorcaGrass10.2%1.07
17-Feb-2025DohaHard12.4%1.07
13-Jan-2025Australian OpenHard10.7%1.07
14-Jul-2025GstaadClay13.9%1.06
25-Sep-2025BeijingHard9.5%1.05
10-Feb-2025MarseilleHard12.3%1.05
27-Jul-2025Canada MastersHard11.2%1.02
14-Jul-2025Los CabosHard11.5%1.01
24-Feb-2025DubaiHard10.7%1.00
27-Oct-2025Paris MastersHard10.5%0.99
09-Jun-2025s HertogenboschGrass13.2%0.99
25-Aug-2025Us OpenHard10.6%0.96
06-Jan-2025AucklandHard8.3%0.93
17-Feb-2025Rio de JaneiroClay6.0%0.91
13-Oct-2025StockholmHard9.1%0.90
10-Feb-2025Buenos AiresClay6.3%0.90
14-Jul-2025BastadClay6.9%0.85
17-Dec-2025Next Gen FinalsHard10.2%0.81
24-Feb-2025AcapulcoHard8.1%0.81
21-Jul-2025KitzbuhelClay10.0%0.80
20-Jul-2025UmagClay7.3%0.80
23-Apr-2025Madrid MastersClay8.5%0.78
31-Mar-2025MarrakechClay7.6%0.78
03-Feb-2025RotterdamHard8.7%0.77
31-Mar-2025HoustonClay7.1%0.76
23-Jun-2025EastbourneGrass8.3%0.75
05-Mar-2025Indian Wells MastersHard7.1%0.73
24-Feb-2025SantiagoClay6.0%0.71
18-May-2025GenevaClay8.6%0.71
26-May-2025nd GarrosClay7.3%0.68
14-Apr-2025MunichClay7.2%0.64
07-May-2025Rome MastersClay6.1%0.60
14-Apr-2025BarcelonaClay4.7%0.57
18-May-2025HamburgClay6.6%0.57
07-Apr-2025Monte Carlo MastersClay5.4%0.55
19-Sep-2025Laver CupHard5.8%0.55
31-Mar-2025BucharestClay3.2%0.43