| Team | Car name | Launch |
| Mercedes | Mercedes F1 W12 | March 2 |
| Red Bull | Red Bull RB16B | February 23 |
| McLaren | McLaren MCL35M | February 15 |
| Aston Martin | AMR21 | March 3 |
| Alpine | Alpine A521 | March 2 |
| Ferrari | Ferrari SF21 | March 10 |
| AlphaTauri | AlphaTauri AT02 | February 19 |
| Alfa Romeo | Alfa Romeo C41 | February 22 |
| Haas | VF-21 | March 4 |
| Williams | Williams FW43B | March 5 |
Pre-season testing has been moved from Barcelona to Bahrain, and will take place on March 12-14, two weeks before the start of the season.
Latest F1 2021 calendar
March 28: Bahrain
April 18: Imola
May 2: TBC (Algarve)
May 9: Barcelona
May 23: Monaco
June 6: Baku
June 13: Montreal
June 27: Paul Ricard
July 4: Red Bull Ring
July 18: Silverstone
August 1: Hungaroring
August 29: Spa
September 5: Zandvoort
September 12: Monza
September 26: Sochi
October 3: Singapore
October 10: Suzuka
October 24: Austin
October 31: Mexico City
November 7: Interlagos
November 21: Melbourne
December 5: Saudi Arabia
December 12: Abu Dhabi
