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BMW X4 M40i G02 vs Tesla Model Y Juniper RWD: 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.

family SUV · 2021 vs 2025 · Methodology
BMWPetrolFaster

X4 M40i G02

360 hp · 500 Nm · 1,865 kg · 2021

VS
TeslaBEV

Model Y Juniper RWD

299 hp · 419 Nm · 1,853 kg · 2025

Result · 0–100 km/h

ABMW X4 M40i G02

4.87 s

Gap1.17 sin favour of X4 M40i
BTesla Model Y Juniper RWD

6.04 s

Summary · Caralogy simulation
MeasureX4 M40i G02Model Y Juniper RWDGap
0–100 km/h4.87 s6.04 s1.17 s · X4 M40i G02
400 m standing start13.08 s14.25 s1.17 s · X4 M40i G02
1,000 m standing start23.70 s25.58 s1.88 s · X4 M40i G02
Top speed (electronically limited)250 km/h209 km/h41 km/h · X4 M40i G02
Power-to-weight ratio5.18 kg/hp6.20 kg/hpbetter ratio · X4 M40i G02

Watch the race

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

BMWPetrolX4 M40i G02
Speed
0km/h
Timer
0,00s
Distance
0m
TeslaBEVModel Y Juniper RWD
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.
StageX4 M40i G02Model Y Juniper RWD
0–30 km/h1.33 s1.74 s
0–50 km/h2.21 s2.91 s
0–80 km/h3.62 s4.67 s
0–100 km/h4.87 s6.04 s
0–120 km/h6.42 s7.80 s
0–160 km/h10.68 s13.29 s
0–200 km/h17.33 s22.11 s
400 m standing start13.08 s14.25 s
1,000 m standing start23.70 s25.58 s
Top speed limited250 km/h209 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

X4 M40i G02

5,18kg/hpratio better by 1,02 kg/hp
CharacteristicValueDetail
Power360 hp6 cyl
Torque500 Nm
Weight1 865 kgmanufacturer kerb weight
Drivetrain-
Gearbox8-speed Steptronic
Tesla

Model Y Juniper RWD

6,20kg/hp
CharacteristicValueDetail
Power299 hpPermanent Magnet Synchronous Motor
Torque419 Nm
Weight1 853 kgmanufacturer kerb weight
DrivetrainPropulsion
GearboxSingle-speed fixed gear

The start: 0 to 100 km/h

Off the line, the X4 M40i hits 100 km/h in 4.87 s versus 6.04 s for the Model Y Juniper RWD. Despite lacking instant torque, 360 hp of power compensates. At this point, the X4 M40i leads by 1.17 s and sits roughly 16 m ahead.

From 100 km/h to 400 metres

At 200 metres, the X4 M40i is doing 142 km/h against 135 km/h for the Model Y Juniper RWD. The gap is 0.88 s. The challenger starts to claw back ground.

At 400 metres standing start, the X4 M40i crosses the line in 13.08 s versus 14.24 s. The 1.16 s gap represents roughly 52 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the X4 M40i continues to build its lead. At 600 metres, it runs at 198 km/h versus 185 km/h. At 1,000 metres, the X4 M40i finishes in 23.70 s versus 25.58 s, with a 1.88 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the X4 M40i is capped at 250 (i.e. 155 mph - industry threshold) km/h, the Model Y Juniper RWD at 209 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 8.90 seconds. The 1.17 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, X4 M40i G02 wins (4,87 s vs 6,04 s).

X4 M40i G02 goes from 0 to 100 km/h in 4,87 seconds (calibrated simulation).

X4 M40i G02: 360 hp, ratio 5,18 kg/hp. Model Y Juniper RWD: 299 hp, ratio 6,20 kg/hp.

X4 M40i G02: 250 km/h. Model Y Juniper RWD: 209 km/h.