How fast was the fastest recorded tennis serve, in miles per hour?
Sports medium Data from 2012
Guess before you scroll — the answer is below
The answer
163 miles per hour
Roughly 163.
Sam Groth hit a serve measured at 163 mph in 2012, though it came at a lower-tier event and is not universally recognised as an official record. The fastest at a Grand Slam is around 157 mph. A returner has roughly half a second to react.
Where this number comes from
| Source | Association of Tennis Professionals records |
|---|---|
| Figure refers to | 2012 |
| Last checked | |
| Unit | miles per hour |
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