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A420iPetrolvsB318dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs420i · 318d

BMW 420i xDrive G22 vs BMW 318d G20: 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.

saloon · 2021 vs 2019 · Methodology
BMWPetrol

420i xDrive G22

184 hp · 300 Nm · 1,590 kg · 2021

VS
BMWDiesel

318d G20

150 hp · 320 Nm · 1,445 kg · 2019

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

420i xDrive G22

8,64kg/hpratio better by 0,99 kg/hp
CharacteristicValueDetail
Power184 hpPending
Torque300 Nm
Weight1 590 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxEight-speed Steptronic transmission
BMW

318d G20

9,63kg/hpcompensated by −145 kg
CharacteristicValueDetail
Power150 hpPending
Torque320 Nm
Weight1 445 kgmanufacturer kerb weight
Drivetrain-
GearboxSix-speed manual

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Frequently asked questions

See the simulation above.

420i xDrive G22 goes from 0 to 100 km/h in 7,74 seconds (calibrated simulation).

420i xDrive G22: 184 hp, ratio 8,64 kg/hp. 318d G20: 150 hp, ratio 9,63 kg/hp.

420i xDrive G22: 234 km/h. 318d G20: 226 km/h.