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BMW X3 xDrive30d G01 vs BMW X3 xDrive20i G01: 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 · 2018 vs 2018 · Methodology
BMWDieselFaster

X3 xDrive30d G01

265 hp · 620 Nm · 1,820 kg · 2018

VS
BMWPetrol

X3 xDrive20i G01

184 hp · 290 Nm · 1,715 kg · 2018

Result · 0–100 km/h

ABMW X3 xDrive30d G01

5.78 s

Gap2.45 sin favour of X3 xDrive30d
BBMW X3 xDrive20i G01

8.23 s

Summary · Caralogy simulation
MeasureX3 xDrive30d G01X3 xDrive20i G01Gap
0–100 km/h5.78 s8.23 s2.45 s · X3 xDrive30d G01
400 m standing start14.12 s16.02 s1.90 s · X3 xDrive30d G01
1,000 m standing start25.96 s29.48 s3.52 s · X3 xDrive30d G01
Top speed (electronically limited)240 km/h215 km/h25 km/h · X3 xDrive30d G01
Power-to-weight ratio6.87 kg/hp9.32 kg/hpbetter ratio · X3 xDrive30d G01

Watch the race

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

BMWDieselX3 xDrive30d G01
Speed
0km/h
Timer
0,00s
Distance
0m
BMWPetrolX3 xDrive20i G01
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.
StageX3 xDrive30d G01X3 xDrive20i G01
0–30 km/h1.38 s1.63 s
0–50 km/h2.23 s2.88 s
0–80 km/h4.06 s5.64 s
0–100 km/h5.78 s8.23 s
0–120 km/h7.99 s11.63 s
0–160 km/h14.32 s22.14 s
0–200 km/h25.65 s48.39 s
400 m standing start14.12 s16.02 s
1,000 m standing start25.96 s29.48 s
Top speed240 km/h215 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

X3 xDrive30d G01

6,87kg/hpratio better by 2,45 kg/hp
CharacteristicValueDetail
Power265 hp6 cyl
Torque620 Nm
Weight1 820 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed Steptronic
BMW

X3 xDrive20i G01

9,32kg/hpcompensated by −105 kg
CharacteristicValueDetail
Power184 hp4 cyl
Torque290 Nm
Weight1 715 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed Steptronic

The start: 0 to 100 km/h

Off the line, the X3 xDrive30d hits 100 km/h in 5.78 s versus 8.23 s for the X3 xDrive20i. At this point, the X3 xDrive30d leads by 2.45 s and sits roughly 17 m ahead.

From 100 km/h to 400 metres

At 200 metres, the X3 xDrive30d is doing 129 km/h against 113 km/h for the X3 xDrive20i. The gap is 1.22 s. The challenger starts to claw back ground.

At 400 metres standing start, the X3 xDrive30d crosses the line in 14.11 s versus 16.02 s. The 1.91 s gap represents roughly 72 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the X3 xDrive30d continues to build its lead. At 600 metres, it runs at 178 km/h versus 156 km/h. At 1,000 metres, the X3 xDrive30d finishes in 25.96 s versus 29.48 s, with a 3.52 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the X3 xDrive30d is capped at 240 km/h, the X3 xDrive20i at 215 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 (6.87 kg/hp vs 9.32 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 13.69 seconds. The 2.45 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 X3 xDrive30d G01
Audi Q5 SUVAudi Q5 SportbackAudi Q5 SUV
Instead of X3 xDrive20i G01
Audi Q5 Sportback

Other duels you might be interested in

BMWVSAudi

X3 xDrive30d vs Q5 Sportback

AudiVSBMW

Q5 Sportback vs X3 xDrive20i

AudiVSBMW

Q5 Sportback vs X3 xDrive30d

AudiVSBMW

Q5 Sportback vs X3 xDrive20i

Frequently asked questions

Over 0–100 km/h, X3 xDrive30d G01 wins (5,78 s vs 8,23 s).

X3 xDrive30d G01 goes from 0 to 100 km/h in 5,78 seconds (calibrated simulation).

X3 xDrive30d G01: 265 hp, ratio 6,87 kg/hp. X3 xDrive20i G01: 184 hp, ratio 9,32 kg/hp.

X3 xDrive30d G01: 240 km/h. X3 xDrive20i G01: 215 km/h.