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A718PetrolvsBi8PHEV
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  • Specs718 · i8

Porsche 718 Cayman GT4 vs BMW i8 Coupe I12: which is truly faster?

Simulated drag race 0 → 1,000 m in real time. Synchronised speed counters and stopwatch. Physics calibration on 7 manufacturer measurements.

sports car · 2020 vs 2018 · Methodology
PorschePetrol

718 Cayman GT4

420 hp · 420 Nm · 1,451 kg · 2020

VS
BMWPHEV

i8 Coupe I12

374 hp · 320 Nm · 1,535 kg · 2018

Donnée constructeur en cours de validation pour ce profil

Parameters and assumptions

Simulation

Start
Standing, straight line
Surface
Dry asphalt, 23°C
Wind
None
Driver
1 person, 75 kg

Calibration

Splits
0–100, 0–200 manufacturer
Power curve
Real measurement (Caralogy)
VMax
Manufacturer limited
Transmission
Losses integrated in model

Physics model calibrated on manufacturer splits. The limited top speed is not the real aerodynamic top speed of the vehicles.

Under the bonnet

Manufacturer technical specifications. The power-to-weight ratio is the key physical factor in a drag race.

Porsche

718 Cayman GT4

3,45kg/hpratio better by 0,65 kg/hp
CharacteristicValueDetail
Power420 hpB6
Torque420 Nm
Weight1 451 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxMANUAL
BMW

i8 Coupe I12

4,10kg/hpcompensated by −84 kg
CharacteristicValueDetail
Power374 hp3 cyl
Torque320 Nm
Weight1 535 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxUnknown

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718 Cayman GT4 vs Z4 M40i

PorscheVSJaguar

718 Cayman GT4 vs F-TYPE P300

JaguarVSPorsche

F-TYPE R P575 vs 718 Cayman GT4

Frequently asked questions

See the simulation above.

718 Cayman GT4 goes from 0 to 100 km/h in 4,24 seconds (calibrated simulation).

718 Cayman GT4: 420 hp, ratio 3,45 kg/hp. i8 Coupe I12: 374 hp, ratio 4,10 kg/hp.

718 Cayman GT4: 303 km/h. i8 Coupe I12: 250 km/h.