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Court Speed

Court Pace Index measurements for the Grand Slams, Masters 1000s and ATP Finals, 2012–2026 — with ace rates, rally lengths and air density. Updated through the season, sourced from official ATP/TennisTV data.

Tournament’12’13’14’15’16’17’18’19’20’21’22’23’24’25’263yr
Australian OpenAus OpenHard4.234.014.024.09
Indian WellsHardCOVID4.564.524.664.44.534.144.43
MiamiHardCOVID4.384.493.914.124.063.934.00
Monte CarloClayCOVID5.174.854.554.664.754.624.65
MadridClayCOVID4.444.173.744.324.063.843.99
RomeClay4.654.514.374.554.644.52
Roland GarrosClay4.44.474.954.564.84.754.784.554.69
WimbledonGrass3.853.853.533.53.753.393.513.81COVID3.823.953.563.743.583.63
Canadian OpenCanadaHardCOVID3.694.54.164.113.73.99
CincinnatiHard3.9243.963.763.583.77
US OpenHard3.833.83
ShanghaiHardCOVIDCOVIDCOVID4.384.184.024.19
ParisHard · indoor4.464.24.083.784.053.97
ATP FinalsHard · indoor4.34.084.14.394.064.18
Rally length>4.7 Long4.4–4.7 Medium-long4.2–4.4 Medium3.9–4.2 Medium-short<3.9 Short Average rally length, shots per point — Tennis Insights · shorter = faster · venue change