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BMW X3 xDrive30i G01 vs BMW X3 xDrive20d 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
BMWPetrolFaster

X3 xDrive30i G01

252 hp · 350 Nm · 1,715 kg · 2018

VS
BMWDiesel

X3 xDrive20d G01

190 hp · 400 Nm · 1,750 kg · 2018

Result · 0–100 km/h

ABMW X3 xDrive30i G01

6.35 s

Gap1.87 sin favour of X3 xDrive30i
BBMW X3 xDrive20d G01

8.22 s

Summary · Caralogy simulation
MeasureX3 xDrive30i G01X3 xDrive20d G01Gap
0–100 km/h6.35 s8.22 s1.87 s · X3 xDrive30i G01
400 m standing start14.57 s16.06 s1.49 s · X3 xDrive30i G01
1,000 m standing start26.56 s29.55 s2.99 s · X3 xDrive30i G01
Top speed (electronically limited)240 km/h212 km/h28 km/h · X3 xDrive30i G01
Power-to-weight ratio6.81 kg/hp9.21 kg/hpbetter ratio · X3 xDrive30i G01

Watch the race

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

BMWPetrolX3 xDrive30i G01
Speed
0km/h
Timer
0,00s
Distance
0m
BMWDieselX3 xDrive20d 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 xDrive30i G01X3 xDrive20d G01
0–30 km/h1.50 s1.76 s
0–50 km/h2.54 s2.96 s
0–80 km/h4.56 s5.63 s
0–100 km/h6.35 s8.22 s
0–120 km/h8.65 s11.67 s
0–160 km/h15.25 s22.30 s
0–200 km/h27.16 s51.96 s
400 m standing start14.57 s16.06 s
1,000 m standing start26.56 s29.55 s
Top speed240 km/h212 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 xDrive30i G01

6,81kg/hpratio better by 2,40 kg/hp
CharacteristicValueDetail
Power252 hp4 cyl
Torque350 Nm
Weight1 715 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed Steptronic
BMW

X3 xDrive20d G01

9,21kg/hp
CharacteristicValueDetail
Power190 hp4 cyl
Torque400 Nm
Weight1 750 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed Steptronic

The start: 0 to 100 km/h

Off the line, the X3 xDrive30i hits 100 km/h in 6.35 s versus 8.22 s for the X3 xDrive20d. At this point, the X3 xDrive30i leads by 1.87 s and sits roughly 13 m ahead.

From 100 km/h to 400 metres

At 200 metres, the X3 xDrive30i is doing 126 km/h against 113 km/h for the X3 xDrive20d. The gap is 0.90 s. The challenger starts to claw back ground.

At 400 metres standing start, the X3 xDrive30i crosses the line in 14.56 s versus 16.06 s. The 1.50 s gap represents roughly 57 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the X3 xDrive30i continues to build its lead. At 600 metres, it runs at 175 km/h versus 156 km/h. At 1,000 metres, the X3 xDrive30i finishes in 26.56 s versus 29.55 s, with a 2.99 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the X3 xDrive30i is capped at 240 km/h, the X3 xDrive20d at 213 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 (6.81 kg/hp vs 9.21 kg/hp) and transmission (Automatic vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 13.73 seconds. The 1.87 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.

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Audi Q5 Sportback

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Frequently asked questions

Over 0–100 km/h, X3 xDrive30i G01 wins (6,35 s vs 8,22 s).

X3 xDrive30i G01 goes from 0 to 100 km/h in 6,35 seconds (calibrated simulation).

X3 xDrive30i G01: 252 hp, ratio 6,81 kg/hp. X3 xDrive20d G01: 190 hp, ratio 9,21 kg/hp.

X3 xDrive30i G01: 240 km/h. X3 xDrive20d G01: 212 km/h.