Nico Rosberg sets best-of-test time as Mercedes move clear of Bahrain field

Mercedes have confirmed their status as the outright favourites ahead of the new F1 season by setting a searing - and unbeatable - pace on the final day of the first Bahrain test.

Bahrain Test, Day Four timesheet
1. Rosberg, Mercedes, 1:33.283, 89 laps.
2. Button, McLaren, 1:34.957, 66 laps.
3. Raikkonen, Ferrari, 1:36.718, 81 laps.
4. Nasr, Williams, 1:37.569, 87 laps.
5. Maldonado, Lotus, 1:38.707, 59 laps.
6. Perez, Force India, 1:39.258, 19 laps.
7. Ricciardo, Red Bull, 1:39.837, 15 laps.
8. Vergne, Toro Rosso, 1:40.472 19 laps.
9. Kobayashi, Caterham, 1:43.027, 17 laps.
10. Ericsson, Caterham, 1:45.094, 4 laps.
11. Sutil, Sauber, No time, 7 laps.
12. Bianchi, Marussia, No time, 5 laps. Fastest laps of Bahrain Test One
1. Nico Rosberg, Mercedes, 1:33.283, New Soft tyres, Day Four.
2. Lewis Hamilton, Mercedes, 1:34.263, New soft tyres, Day Three.
3. Kevin Magnussen, McLaren, 1:34.910, New supersoft tyres, Day Two.
4. Jenson Button, McLaren, 1:34.957, New soft tyres, Day Four.
5. Nico Hulkenberg, Force India, 1:36.445, New soft tyres, Day Two.
6. Fernando Alonso, Ferrari, 1:36.516, Used soft tyres, Day Two.
7. Kimi Raikkonen, Ferrari, 1:36.718, New soft tyres, Day Four.
8. Felipe Massa, Williams, 1:37.066, New soft tyres, Day Three.
9. Esteban Gutierrez, Sauber, 1:37.180, Unknown tyre compound, Day Three
10. Valtteri Bottas, Williams, 1:37.328, Unknown tyre compound, Day Two. Total laps by each team during pre-season
Mercedes - 624
McLaren - 541.
Ferrari - 538.
Williams - 498.
Sauber - 403.
Force India - 359.
Caterham - 329.
Toro Rosso - 193.
Red Bull - 137.
Lotus - 111.
Marussia - 59. Total laps by each engine manufacturer during pre-season
Mercedes - 2002.
Ferrari - 1000.
Renault - 770. Approximate kilometres by each team during pre-season
Mercedes - 2935 km.
McLaren - 2564 km.
Ferrari - 2544 km.
Williams - 2403 km.
Sauber - 1926 km.
Force India - 1715 km.
Caterham - 1621 km.
Toro Rosso - 943km.
Red Bull - 684 km.
Lotus - 568.
Marussia - 277. Approximate kilometres by each engine manufacturer during pre-season
Mercedes - 9618 km.
Ferrari - 4747 km.
Renault - 3816 km. The third and final pre-season test starts on Thursday morning in Bahrain. The Sky Sports F1 Online team will be providing live commentary from dawn until dusk on all four days, with live updates from trackside also on Sky Sports News.