The New 2027 Porsche 975 RSE Key Specifications .
The Porsche 975 RSE is Porsche's Formula E GEN4 race car, unveiled in April 2026 for the 2026/27 season. It succeeds the successful 99X Electric (a four-time champion) and represents a major leap in electric motorsport performance with higher power, permanent all-wheel drive, increased downforce, and new aerodynamics.
Key Specifications (Provisional)Power:Normal mode: 450 kW (612 PS / ~603-612 hp)
Attack Mode / Qualifying: 600 kW (816 PS / ~804-816 hp)
Drivetrain: Permanent all-wheel drive (AWD) with Porsche E-Performance powertrain (in-ouse developed motor, inverter, gearbox, etc.).
Acceleration: 0–100 km/h (0–62 mph) ≈ 1.8 seconds.
Top Speed: Expected up to ~335 km/h (208 mph).
Weight:~954 kg without driver
~1036 kg including driver (per some sources)
Dimensions:Length: up to 5,540 mm
Width: up to 1,800 mm
Height: up to 1,150 mm
Wheelbase: 3,080 mm
Front track: 1,482 mm
Rear track: 1,443 mm
Energy System:Lithium-ion battery (standard FIA-supplied component): 51.25 kWh usable
Fast charging: up to 600 kW (CCS)
Recuperation: Up to 700 kW (brake energy recovery); ~40-50% of race energy from regen
Brakes:Regenerative braking: up to 350 kW per axle (front & rear)
Brake-by-wire system with additional friction brakes
Brake discs: 275 mm diameter (front & rear)
Tyres: Bridgestone (dry/wet sets; specific wet-weather tyres available)
Aerodynamics: Two switchable packages — high-downforce (qualifying) and low-drag (race) — with up to ~150% more downforce than GEN3 Evo.
HighlightsSignificant in-house Porsche developments (e.g., DC/DC converter, differentials, software, cooling/suspension parts) for efficiency, durability, and cost.
Much higher cornering speeds thanks to aero, AWD, and new tyres.
Designed for efficiency while delivering spectacular performance (positioning it closer to Formula 2 levels in feel).
For the latest/official details, check Porsche's motorsport site or newsroom, as these are provisional figures. The car has already undergone extensive testing.
