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Tesla Model X P100D vs BMW iX xDrive50 I20: 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 · 2017 vs 2023 · Methodology
TeslaBEVFaster

Model X P100D

762 hp · 967 Nm · 2,468 kg · 2017

VS
BMWBEV

iX xDrive50 I20

523 hp · 765 Nm · 2,585 kg · 2023

Result · 0–100 km/h

ATesla Model X P100D

3.05 s

Gap1.63 sin favour of Model X P100D
BBMW iX xDrive50 I20

4.69 s

Summary · Caralogy simulation
MeasureModel X P100DiX xDrive50 I20Gap
0–100 km/h3.05 s4.69 s1.63 s · Model X P100D
400 m standing start10.97 s12.93 s1.96 s · Model X P100D
1,000 m standing start20.13 s23.92 s3.79 s · Model X P100D
Top speed (electronically limited)250 km/h200 km/h50 km/h · Model X P100D
Power-to-weight ratio3.24 kg/hp4.94 kg/hpbetter ratio · Model X P100D

Watch the race

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

TeslaBEVModel X P100D
Speed
0km/h
Timer
0,00s
Distance
0m
BMWBEViX xDrive50 I20
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.
StageModel X P100DiX xDrive50 I20
0–30 km/h0.88 s1.29 s
0–50 km/h1.47 s2.15 s
0–80 km/h2.36 s3.50 s
0–100 km/h3.05 s4.69 s
0–120 km/h3.94 s6.18 s
0–160 km/h6.55 s10.39 s
0–200 km/h10.30 s16.61 s
400 m standing start10.97 s12.93 s
1,000 m standing start20.13 s23.92 s
Top speed limited250 km/h200 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.

Tesla

Model X P100D

3,24kg/hpratio better by 1,70 kg/hp
CharacteristicValueDetail
Power762 hpDual Permanent Magnet Synchronous Motor
Torque967 Nm
Weight2 468 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed fixed gear
BMW

iX xDrive50 I20

4,94kg/hpcompensated by −117 kg
CharacteristicValueDetail
Power523 hpPending
Torque765 Nm
Weight2 585 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed fixed gear

The start: 0 to 100 km/h

Off the line, the Model X P100D hits 100 km/h in 3.05 s versus 4.69 s for the iX xDrive50. At this point, the Model X P100D leads by 1.63 s and sits roughly 14 m ahead.

From 100 km/h to 400 metres

At 200 metres, the Model X P100D is doing 167 km/h against 144 km/h for the iX xDrive50. The gap is 1.36 s. The challenger starts to claw back ground.

At 400 metres standing start, the Model X P100D crosses the line in 10.97 s versus 12.93 s. The 1.96 s gap represents roughly 93 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Model X P100D continues to build its lead. At 600 metres, it runs at 231 km/h versus 200 km/h. At 1,000 metres, the Model X P100D finishes in 20.13 s versus 23.92 s, with a 3.79 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the Model X P100D is capped at 249 (i.e. 155 mph - industry threshold) km/h, the iX xDrive50 at 200 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 electric powertrains, the difference comes down to power-to-weight ratio (3.24 kg/hp vs 4.94 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 7.07 seconds. The 1.63 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

Compare with other alternatives

Swap one of the two models to explore an equivalent duel in the same segment.

Instead of Model X P100D
Tesla Model X PerformanceTesla Model X Long RangeTesla Model X Long Range

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TeslaVSBMW

Model X 90D vs iX xDrive50

Frequently asked questions

Over 0–100 km/h, Model X P100D wins (3,05 s vs 4,69 s).

Model X P100D goes from 0 to 100 km/h in 3,05 seconds (calibrated simulation).

Model X P100D: 762 hp, ratio 3,24 kg/hp. iX xDrive50 I20: 523 hp, ratio 4,94 kg/hp.

Model X P100D: 250 km/h. iX xDrive50 I20: 200 km/h.