Lewis Hamilton tops both Friday practice sessions to take early control of German Grand Prix weekend at Hockenheim.

1. Lewis Hamilton Britain McLaren-Mercedes 01:15.025

2. Heikki Kovalainen Finland McLaren-Mercedes 01:15.666*

3. Felipe Massa Brazil Ferrari-Ferrari 01:15.722

4. Kimi Raikkonen Finland Ferrari-Ferrari 01:15.760

5. Mark Webber Australia Red Bull-Renault 01:16.017

6. Fernando Alonso Spain Renault-Renault 01:16.163*

7. Nico Rosberg Germany Williams-Toyota 01:16.355

8. Robert Kubica Poland BMW Sauber 01:16.363

9. Nick Heidfeld Germany BMW Sauber 01:16.377

10. David Coulthard Britain Red Bull-Renault 01:16.378

11. Sebastian Vettel Germany Toro Rosso-Ferrari 01:16.422

12. Jarno Trulli Italy Toyota-Toyota 01:16.530

13. Jenson Button Britain Honda-Honda 01:16.542

14. Rubens Barrichello Brazil Honda-Honda 01:16.677

15. Nelson Piquet Jr Brazil Renault-Renault 01:16.734

16. Timo Glock Germany Toyota-Toyota 01:16.781

17. Kazuki Nakajima Japan Williams-Toyota 01:16.821*

18. Sebastien Bourdais France Toro Rosso-Ferrari 01:16.860

19. Adrian Sutil Germany Force India-Ferrari 01:17.008

20. Giancarlo Fisichella Italy Force India-Ferrari 01:17.047

all times unofficial

* denotes time set in first of two 90-minute sessions