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A220iPetrolvsB420dDiesel
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  • PerformancePerformance0-100, top speed
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  • Specs220i · 420d

BMW 220i Gran Tourer F22 vs BMW 420d Convertible 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.

MPV · 2018 vs 2021 · Methodology
BMWPetrolFaster

220i Gran Tourer F22

192 hp · 280 Nm · 1,485 kg · 2018

VS
BMWDiesel

420d Convertible G22

190 hp · 400 Nm · 1,775 kg · 2021

Result · 0–100 km/h

ABMW 220i Gran Tourer F22

7.57 s

Gap0.18 sin favour of 220i Gran Tourer
BBMW 420d Convertible G22

7.75 s

Summary · Caralogy simulation
Measure220i Gran Tourer F22420d Convertible G22Gap
0–100 km/h7.57 s7.75 s0.18 s · 220i Gran Tourer F22
400 m standing start15.55 s15.64 s0.09 s · 220i Gran Tourer F22
1,000 m standing start28.09 s28.69 s0.60 s · 220i Gran Tourer F22
Top speed (electronically limited)222 km/h236 km/h14 km/h · 420d Convertible G22
Power-to-weight ratio7.73 kg/hp9.34 kg/hpbetter ratio · 220i Gran Tourer F22

Watch the race

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

BMWPetrol220i Gran Tourer F22
Speed
0km/h
Timer
0,00s
Distance
0m
BMWDiesel420d Convertible G22
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.
Stage220i Gran Tourer F22420d Convertible G22
0–30 km/h1.92 s1.52 s
0–50 km/h3.22 s2.64 s
0–80 km/h5.39 s5.29 s · tight gap
0–100 km/h7.57 s7.75 s
0–120 km/h10.10 s10.87 s
0–160 km/h17.95 s20.11 s
0–200 km/h33.78 s37.54 s
400 m standing start15.55 s · tight gap15.64 s
1,000 m standing start28.09 s28.69 s
Top speed222 km/h236 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

220i Gran Tourer F22

7,73kg/hpratio better by 1,61 kg/hp
CharacteristicValueDetail
Power192 hp4 cyl
Torque280 Nm
Weight1 485 kgmanufacturer kerb weight
DrivetrainTraction
Gearbox7-speed Steptronic with double clutch
BMW

420d Convertible G22

9,34kg/hpcompensated by −290 kg
CharacteristicValueDetail
Power190 hp4 cyl
Torque400 Nm
Weight1 775 kgmanufacturer kerb weight
Drivetrain-
GearboxEight-speed Steptronic transmission

The start: 0 to 100 km/h

Off the line, the 220i Gran Tourer hits 100 km/h in 7.57 s versus 7.75 s for the 420d Convertible. Despite the faster sprint time, the 420d Convertible is 8 m further along the track at this moment: stronger low-speed acceleration offsets a slower run beyond 100 km/h.

From 100 km/h to 400 metres

At 200 metres, the 420d Convertible is doing 116 km/h against 121 km/h for the 220i Gran Tourer. The gap is 0.17 s. The gap remains stable from the start.

At 400 metres standing start, the 220i Gran Tourer crosses the line in 15.55 s versus 15.64 s. The 0.09 s gap represents roughly 4 m of track - barely a car length.

Beyond 400 metres: top speed comes into play

Past 400 metres, the 220i Gran Tourer continues to build its lead. At 600 metres, it runs at 168 km/h versus 161 km/h. At 1,000 metres, the 220i Gran Tourer finishes in 28.08 s versus 28.69 s, with a 0.60 s lead. Both vehicles have similar top speeds (222 vs 236 km/h), preventing any comeback.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the 220i Gran Tourer is capped at 222 km/h, the 420d Convertible at 236 km/h. This isn’t a physical engine limit - it’s a manufacturer choice, usually for tyre safety or homologation reasons. Neither car reaches its true aerodynamic top speed.

With two combustion powertrains, the difference comes down to power-to-weight ratio (7.73 kg/hp vs 9.34 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 12.82 seconds. The 0.18 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

Other duels you might be interested in

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Frequently asked questions

Over 0–100 km/h, 220i Gran Tourer F22 wins (7,57 s vs 7,75 s).

220i Gran Tourer F22 goes from 0 to 100 km/h in 7,57 seconds (calibrated simulation).

220i Gran Tourer F22: 192 hp, ratio 7,73 kg/hp. 420d Convertible G22: 190 hp, ratio 9,34 kg/hp.

220i Gran Tourer F22: 222 km/h. 420d Convertible G22: 236 km/h.