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A640iPetrolvsB330dHybrid
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs640i · 330d

BMW 640i Gran Turismo G32 vs BMW 330d 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.

grand tourer · 2018 vs 2020 · Methodology
BMWPetrol

640i Gran Turismo G32

340 hp · 450 Nm · 1,770 kg · 2018

VS
BMWHybridFaster

330d G20

286 hp · 650 Nm · 1,695 kg · 2020

Result · 0–100 km/h

ABMW 640i Gran Turismo G32

5.49 s

Gap0.15 sin favour of 330d
BBMW 330d G20

5.34 s

Summary · Caralogy simulation
Measure640i Gran Turismo G32330d G20Gap
0–100 km/h5.49 s5.34 s0.15 s · 330d G20
400 m standing start13.66 s13.63 s0.03 s · 330d G20
1,000 m standing start24.62 s24.79 s0.17 s · 640i Gran Turismo G32
Top speed (electronically limited)250 km/h250 km/hSame
Power-to-weight ratio5.21 kg/hp5.93 kg/hpbetter ratio · 640i Gran Turismo G32

Watch the race

Standing-start drag race, calibrated on manufacturer splits. The gap shows at each stage.

BMWPetrol640i Gran Turismo G32
Speed
0km/h
Timer
0,00s
Distance
0m
BMWHybrid330d G20
Speed
0km/h
Timer
0,00s
Distance
0m
100 m
200 m
300 m
400 m
500 m
600 m
700 m
800 m
900 m
1000 m
0m → 1000m
Gap0m

Stage-by-stage comparison

Simulated performance at each stage. Best value in bold.
Stage640i Gran Turismo G32330d G20
0–30 km/h1.44 s1.32 s · tight gap
0–50 km/h2.40 s2.16 s
0–80 km/h4.00 s3.82 s
0–100 km/h5.49 s5.34 s
0–120 km/h7.23 s · tight gap7.24 s
0–160 km/h12.06 s12.45 s
0–200 km/h19.44 s20.46 s
400 m standing start13.66 s13.63 s · tight gap
1,000 m standing start24.62 s24.79 s
Top speed limited250 km/h250 km/h

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

640i Gran Turismo G32

5,21kg/hpratio better by 0,72 kg/hp
CharacteristicValueDetail
Power340 hp6 cyl
Torque450 Nm
Weight1 770 kgmanufacturer kerb weight
Drivetrain-
Gearbox8-speed Steptronic
BMW

330d G20

5,93kg/hpcompensated by −75 kg
CharacteristicValueDetail
Power286 hp6 cyl
Torque650 Nm
Weight1 695 kgmanufacturer kerb weight
Drivetrain-
GearboxEight-speed Steptronic transmission

The start: 0 to 100 km/h

Off the line, the 330d hits 100 km/h in 5.34 s versus 5.49 s for the 640i Gran Turismo. At this point, the 330d leads by 0.15 s and sits roughly 4 m ahead.

From 100 km/h to 400 metres

At 200 metres, the 330d is doing 135 km/h against 137 km/h for the 640i Gran Turismo. The gap is 0.11 s. The gap remains stable from the start.

At 400 metres standing start, the 330d crosses the line in 13.63 s versus 13.66 s. The 0.03 s gap represents roughly 1 m of track

Beyond 400 metres: top speed comes into play

Past 400 metres, the situation changes. Past 400 metres, both rivals hit the same electronic ceiling at 250 (i.e. 155 mph - industry threshold) km/h. Neither can claw back ground through top speed - the outcome hinges on the acceleration curve between 100 and 250 (i.e. 155 mph - industry threshold) km/h.

At 1,000 metres, the 640i Gran Turismo finishes in 24.62 s versus 24.78 s. The 0.16 s delta shows an extremely tight race.

What the numbers don’t tell you

Both rivals share the same electronic speed cap: the 640i Gran Turismo and the 330d are governed to 250 (i.e. 155 mph - industry threshold) km/h. At that speed, standard-fit tyres approach their safety threshold - an industrial ceiling common to most electric vehicles in this segment. Neither car shows its true aerodynamic potential in this duel.

With two combustion powertrains, the difference comes down to power-to-weight ratio (5.21 kg/hp vs 5.93 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 8.35 seconds. The 0.15 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

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Frequently asked questions

Over 0–100 km/h, 330d G20 wins (5,34 s vs 5,49 s).

640i Gran Turismo G32 goes from 0 to 100 km/h in 5,49 seconds (calibrated simulation).

640i Gran Turismo G32: 340 hp, ratio 5,21 kg/hp. 330d G20: 286 hp, ratio 5,93 kg/hp.

640i Gran Turismo G32: 250 km/h. 330d G20: 250 km/h.