Article C4.1
Minimum Mass
Technical Regulations
Article C4.1
Minimum Mass
Chapter: C4
In Simple Terms
F1 cars must meet a minimum weight requirement to ensure fair competition. During qualifying and sprint qualifying, cars must weigh at least 726kg plus their tires, while in all other sessions the minimum is 724kg plus tires. If extreme heat conditions are declared, the minimum weight increases further.
- Qualifying and Sprint Qualifying require 726kg minimum (plus tire mass)
- All other sessions require 724kg minimum (plus tire mass)
- Heat Hazard declarations add extra weight to the minimum requirement
- Cars cannot be lighter than these minimums at any time during their respective sessions
Official FIA Text
During Sprint Qualifying and Qualifying: Minimum Mass is 726kg plus Nominal Tyre Mass. In all other sessions: Minimum Mass is 724kg plus Nominal Tyre Mass. Car Mass must not be less than Minimum Mass. When Heat Hazard declared, Minimum Mass increased by Heat Hazard Mass Increase.
minimum masscar weight726kg724kgqualifying weight
2026 Season Regulations