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AActiveHybridHybridvsBCayennePetrol
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  • SpecsActiveHybrid · Cayenne

BMW ActiveHybrid X6 E71 vs Porsche Cayenne S Coupe: 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 · 2009 vs 2020 · Methodology
BMWHybrid

ActiveHybrid X6 E71

485 hp · 780 Nm · 2,450 kg · 2009

VS
PorschePetrolFaster

Cayenne S Coupe

420 hp · 550 Nm · 2,143 kg · 2020

Result · 0–100 km/h

ABMW ActiveHybrid X6 E71

5.59 s

Gap0.98 sin favour of Cayenne S Coupe
BPorsche Cayenne S Coupe

4.61 s

Summary · Caralogy simulation
MeasureActiveHybrid X6 E71Cayenne S CoupeGap
0–100 km/h5.59 s4.61 s0.98 s · Cayenne S Coupe
400 m standing start13.67 s12.80 s0.87 s · Cayenne S Coupe
1,000 m standing start24.29 s23.35 s0.94 s · Cayenne S Coupe
Top speed (electronically limited)236 km/h262 km/h26 km/h · Cayenne S Coupe
Power-to-weight ratio5.05 kg/hp5.10 kg/hpbetter ratio · ActiveHybrid X6 E71

Watch the race

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

BMWHybridActiveHybrid X6 E71
Speed
0km/h
Timer
0,00s
Distance
0m
PorschePetrolCayenne S Coupe
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.
StageActiveHybrid X6 E71Cayenne S Coupe
0–30 km/h1.63 s1.15 s
0–50 km/h2.73 s1.92 s
0–80 km/h4.33 s3.29 s
0–100 km/h5.59 s4.61 s
0–120 km/h7.13 s6.08 s
0–160 km/h11.38 s10.29 s
0–200 km/h17.95 s16.57 s
400 m standing start13.67 s12.80 s
1,000 m standing start24.29 s23.35 s
Top speed236 km/h262 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

ActiveHybrid X6 E71

5,05kg/hpratio better by 0,05 kg/hp
CharacteristicValueDetail
Power485 hpPending
Torque780 Nm
Weight2 450 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxSeven-speed automatic transmission, electronic gear selector lever, shift paddles on steering wheel
Porsche

Cayenne S Coupe

5,10kg/hpcompensated by −307 kg
CharacteristicValueDetail
Power420 hpV6
Torque550 Nm
Weight2 143 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxTORQUE_CONVERTER

The start: 0 to 100 km/h

Off the line, the Cayenne S Coupe hits 100 km/h in 4.61 s versus 5.60 s for the ActiveHybrid X6. At this point, the Cayenne S Coupe leads by 0.98 s and sits roughly 17 m ahead.

From 100 km/h to 400 metres

At 200 metres, the Cayenne S Coupe is doing 144 km/h against 141 km/h for the ActiveHybrid X6. The gap is 0.80 s. The challenger starts to claw back ground.

At 400 metres standing start, the Cayenne S Coupe crosses the line in 12.80 s versus 13.66 s. The 0.87 s gap represents roughly 42 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Cayenne S Coupe continues to build its lead. At 600 metres, it runs at 200 km/h versus 198 km/h. At 1,000 metres, the Cayenne S Coupe finishes in 23.34 s versus 24.29 s, with a 0.94 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the ActiveHybrid X6 is capped at 236 km/h, the Cayenne S Coupe at 262 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 (5.05 kg/hp vs 5.10 kg/hp) and transmission (Automatic vs Unknown).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 8.07 seconds. The 0.98 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

Other duels you might be interested in

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Q7 SUV vs ActiveHybrid X6

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Cayenne S Coupe vs Q7 SUV

AudiVSBMW

Q8 SUV vs ActiveHybrid X6

PorscheVSAudi

Cayenne S Coupe vs Q7 SUV

Frequently asked questions

Over 0–100 km/h, Cayenne S Coupe wins (4,61 s vs 5,59 s).

ActiveHybrid X6 E71 goes from 0 to 100 km/h in 5,59 seconds (calibrated simulation).

ActiveHybrid X6 E71: 485 hp, ratio 5,05 kg/hp. Cayenne S Coupe: 420 hp, ratio 5,10 kg/hp.

ActiveHybrid X6 E71: 236 km/h. Cayenne S Coupe: 262 km/h.