Countdown to
000d 00h 00m 00sBarcelona, 27 Feb 2010
| Date: | Saturday, 27 February 2010 |
| Session: | Day 3 (of 4) |
| Track: | Barcelona |
| Track length: | 4.655 km |
| Weather: | Overcast, with rain at times (Air: 8-15°C, Track: 10-16°C) |
| News article: | Rosberg tops timesheets on day 3 in Barcelona Barcelona: Day 3 test round-up |
Test times
| P | Driver | Constructor | Car | T | Time | Gap | Avg Speed | Laps |
| 1 | Nico Rosberg | Mercedes | W01 | B | 1:20.686 | 207.694 | 128 | |
| 2 | Sébastien Buemi | Toro Rosso-Ferrari | STR5 | B | 1:21.413 | 0.727 | 205.839 | 106 |
| 3 | Jenson Button | McLaren-Mercedes | MP4-25 | B | 1:21.450 | 0.764 | 205.746 | 105 |
| 4 | Rubens Barrichello | Williams-Cosworth | FW32 | B | 1:21.975 | 1.289 | 204.428 | 101 |
| 5 | Felipe Massa | Ferrari | F10 | B | 1:22.344 | 1.658 | 203.512 | 115 |
| 6 | Vitaly Petrov | Renault | R30 | B | 1:22.523 | 1.837 | 203.071 | 68 |
| 7 | Adrian Sutil | Force India-Mercedes | VJM03 | B | 1:22.606 | 1.920 | 202.867 | 61 |
| 8 | Sebastian Vettel | Red Bull-Renault | RB6 | B | 1:23.123 | 2.437 | 201.605 | 51 |
| 9 | Jarno Trulli | Lotus-Cosworth | T127 | B | 1:25.059 | 4.373 | 197.016 | 102 |
| 10 | Kamui Kobayashi | BMW Sauber-Ferrari | C29 | B | 1:26.216 | 5.530 | 194.372 | 105 |
| 11 | Timo Glock | Virgin-Cosworth | VR-01 | B | 1:26.305 | 5.619 | 194.172 | 31 |