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Tesla Model X Long Range vs BMW iX xDrive40: 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 · 2022 vs 2021 · Methodology
TeslaBEVFaster

Model X Long Range

670 hp · 660 Nm · 2,352 kg · 2022

VS
BMWBEV

iX xDrive40

326 hp · 630 Nm · 2,440 kg · 2021

Result · 0–100 km/h

ATesla Model X Long Range

4.11 s

Gap1.93 sin favour of Model X Long Range
BBMW iX xDrive40

6.04 s

Summary · Caralogy simulation
MeasureModel X Long RangeiX xDrive40Gap
0–100 km/h4.11 s6.04 s1.93 s · Model X Long Range
400 m standing start11.93 s14.37 s2.44 s · Model X Long Range
1,000 m standing start21.31 s26.37 s5.06 s · Model X Long Range
Top speed (electronically limited)250 km/h200 km/h50 km/h · Model X Long Range
Power-to-weight ratio3.51 kg/hp7.48 kg/hpbetter ratio · Model X Long Range

Watch the race

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

TeslaBEVModel X Long Range
Speed
0km/h
Timer
0,00s
Distance
0m
BMWBEViX xDrive40
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 Long RangeiX xDrive40
0–30 km/h1.23 s1.42 s
0–50 km/h2.04 s2.37 s
0–80 km/h3.27 s4.25 s
0–100 km/h4.11 s6.04 s
0–120 km/h5.06 s8.34 s
0–160 km/h7.91 s15.21 s
0–200 km/h12.04 s26.44 s
400 m standing start11.93 s14.37 s
1,000 m standing start21.31 s26.37 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 Long Range

3,51kg/hpratio better by 3,97 kg/hp
CharacteristicValueDetail
Power670 hpDual Permanent Magnet Synchronous Motor
Torque660 Nm
Weight2 352 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed fixed gear
BMW

iX xDrive40

7,48kg/hpcompensated by −88 kg
CharacteristicValueDetail
Power326 hpPending
Torque630 Nm
Weight2 440 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSingle-speed reduction gear

The start: 0 to 100 km/h

Off the line, the Model X Long Range hits 100 km/h in 4.11 s versus 6.04 s for the iX xDrive40. At this point, the Model X Long Range leads by 1.93 s and sits roughly 9 m ahead.

From 100 km/h to 400 metres

At 200 metres, the Model X Long Range is doing 160 km/h against 127 km/h for the iX xDrive40. The gap is 1.37 s. The challenger starts to claw back ground.

At 400 metres standing start, the Model X Long Range crosses the line in 11.92 s versus 14.36 s. The 2.44 s gap represents roughly 102 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Model X Long Range continues to build its lead. At 600 metres, it runs at 224 km/h versus 175 km/h. At 1,000 metres, the Model X Long Range finishes in 21.31 s versus 26.37 s, with a 5.06 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the Model X Long Range is capped at 249 (i.e. 155 mph - industry threshold) km/h, the iX xDrive40 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 (3.51 kg/hp vs 7.48 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 9.74 seconds. The 1.93 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 Long Range
Tesla Model X 90DTesla Model X PerformanceTesla Model X Long Range

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Frequently asked questions

Over 0–100 km/h, Model X Long Range wins (4,11 s vs 6,04 s).

Model X Long Range goes from 0 to 100 km/h in 4,11 seconds (calibrated simulation).

Model X Long Range: 670 hp, ratio 3,51 kg/hp. iX xDrive40: 326 hp, ratio 7,48 kg/hp.

Model X Long Range: 250 km/h. iX xDrive40: 200 km/h.