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BMW iX xDrive40 vs BMW X2 xDrive20i F39: 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.

large SUV · 2021 vs 2019 · Methodology
BMWBEVFaster

iX xDrive40

326 hp · 630 Nm · 2,440 kg · 2021

VS
BMWPetrol

X2 xDrive20i F39

192 hp · 280 Nm · 1,540 kg · 2019

Result · 0–100 km/h

ABMW iX xDrive40

6.04 s

Gap1.80 sin favour of iX xDrive40
BBMW X2 xDrive20i F39

7.84 s

Summary · Caralogy simulation
MeasureiX xDrive40X2 xDrive20i F39Gap
0–100 km/h6.04 s7.84 s1.80 s · iX xDrive40
400 m standing start14.37 s15.73 s1.36 s · iX xDrive40
1,000 m standing start26.37 s28.75 s2.38 s · iX xDrive40
Top speed (electronically limited)200 km/h221 km/h21 km/h · X2 xDrive20i F39
Power-to-weight ratio7.48 kg/hp8.02 kg/hpbetter ratio · iX xDrive40

Watch the race

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

BMWBEViX xDrive40
Speed
0km/h
Timer
0,00s
Distance
0m
BMWPetrolX2 xDrive20i F39
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.
StageiX xDrive40X2 xDrive20i F39
0–30 km/h1.42 s1.66 s
0–50 km/h2.37 s2.90 s
0–80 km/h4.25 s5.48 s
0–100 km/h6.04 s7.84 s
0–120 km/h8.34 s10.89 s
0–160 km/h15.21 s19.94 s
0–200 km/h26.44 s40.05 s
400 m standing start14.37 s15.73 s
1,000 m standing start26.37 s28.75 s
Top speed200 km/h221 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

iX xDrive40

7,48kg/hpratio better by 0,54 kg/hp
CharacteristicValueDetail
Power326 hpPending
Torque630 Nm
Weight2 440 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed reduction gear
BMW

X2 xDrive20i F39

8,02kg/hpcompensated by −900 kg
CharacteristicValueDetail
Power192 hp4 cyl
Torque280 Nm
Weight1 540 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed Steptronic

The start: 0 to 100 km/h

Off the line, the iX xDrive40 hits 100 km/h in 6.04 s versus 7.84 s for the X2 xDrive20i. The instant torque of 630 Nm from the electric motor makes the difference. At this point, the iX xDrive40 leads by 1.80 s and sits roughly 15 m ahead.

From 100 km/h to 400 metres

At 200 metres, the iX xDrive40 is doing 127 km/h against 116 km/h for the X2 xDrive20i. The gap is 0.92 s. The challenger starts to claw back ground.

At 400 metres standing start, the iX xDrive40 crosses the line in 14.36 s versus 15.73 s. The 1.37 s gap represents roughly 54 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the iX xDrive40 continues to build its lead. At 600 metres, it runs at 175 km/h versus 162 km/h. At 1,000 metres, the iX xDrive40 finishes in 26.37 s versus 28.74 s, with a 2.38 s lead. Despite a higher top speed (221 km/h), the X2 xDrive20i never recovers its launch deficit.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the iX xDrive40 is capped at 200 km/h, the X2 xDrive20i at 224 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.

Instant electric torque gives an advantage off the line. The higher top speed of the combustion engine gives an advantage over longer distances. The distance at which one catches the other depends on the top speed differential.

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 12.70 seconds. The 1.80 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, iX xDrive40 wins (6,04 s vs 7,84 s).

iX xDrive40 goes from 0 to 100 km/h in 6,04 seconds (calibrated simulation).

iX xDrive40: 326 hp, ratio 7,48 kg/hp. X2 xDrive20i F39: 192 hp, ratio 8,02 kg/hp.

iX xDrive40: 200 km/h. X2 xDrive20i F39: 221 km/h.