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Ai8PHEVvsBM440iPetrol
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  • Specsi8 · M440i

BMW i8 Coupe I12 vs BMW M440i xDrive G22: 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 · 2018 vs 2021 · Methodology
BMWPHEV

i8 Coupe I12

374 hp · 320 Nm · 1,535 kg · 2018

VS
BMWPetrol

M440i xDrive G22

374 hp · 500 Nm · 1,740 kg · 2021

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.

BMW

i8 Coupe I12

4,10kg/hpratio better by 0,55 kg/hp
CharacteristicValueDetail
Power374 hp3 cyl
Torque320 Nm
Weight1 535 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxUnknown
BMW

M440i xDrive G22

4,65kg/hpcompensated by −205 kg
CharacteristicValueDetail
Power374 hp6 cyl
Torque500 Nm
Weight1 740 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxEight-speed Steptronic transmission

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Frequently asked questions

See the simulation above.

Data not available.

i8 Coupe I12: 374 hp, ratio 4,10 kg/hp. M440i xDrive G22: 374 hp, ratio 4,65 kg/hp.

i8 Coupe I12: 250 km/h. M440i xDrive G22: 250 km/h.