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ACayennevsBStelvioPetrol
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  • SpecsCayenne · Stelvio

Porsche Cayenne S vs Alfa Romeo Stelvio Veloce: 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 · 2012 vs 2024 · Methodology
PorschePetrol

Cayenne S

420 hp · 550 Nm · 2,065 kg · 2012

VS
Alfa RomeoPetrol

Stelvio Veloce

280 hp · 400 Nm · 1,845 kg · 2024

Result · 0–100 km/h

APorsche Cayenne S

5.73 s

Gap0.03 sNot a significant gap
BAlfa Romeo Stelvio Veloce

5.76 s

Summary · Caralogy simulation
MeasureCayenne SStelvio VeloceGap
0–100 km/h5.73 s5.76 s0.03 s · Cayenne S
400 m standing start13.92 s14.12 s0.20 s · Cayenne S
1,000 m standing start25.21 s26.01 s0.80 s · Cayenne S
Top speed (electronically limited)255 km/h230 km/h25 km/h · Cayenne S
Power-to-weight ratio4.92 kg/hp6.59 kg/hpbetter ratio · Cayenne S

Watch the race

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

PorschePetrolCayenne S
Speed
0km/h
Timer
0,00s
Distance
0m
Alfa RomeoPetrolStelvio Veloce
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.
StageCayenne SStelvio Veloce
0–30 km/h1.41 s1.32 s · tight gap
0–50 km/h2.31 s2.24 s · tight gap
0–80 km/h4.14 s4.12 s · tight gap
0–100 km/h5.73 s · tight gap5.76 s
0–120 km/h7.71 s7.99 s
0–160 km/h12.97 s14.32 s
0–200 km/h21.63 s26.33 s
400 m standing start13.92 s14.12 s
1,000 m standing start25.21 s26.01 s
Top speed255 km/h230 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.

Porsche

Cayenne S

4,92kg/hpratio better by 1,67 kg/hp
CharacteristicValueDetail
Power420 hpEngine block and cylinder heads formed in aluminum
Torque550 Nm
Weight2 065 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxTORQUE_CONVERTER
Alfa Romeo

Stelvio Veloce

6,59kg/hpcompensated by −220 kg
CharacteristicValueDetail
Power280 hpPending
Torque400 Nm
Weight1 845 kgmanufacturer kerb weight
Drivetrain-
Gearbox8-speed automatic

The start: 0 to 100 km/h

Off the line, the Cayenne S hits 100 km/h in 5.73 s versus 5.76 s for the Stelvio Veloce. The 0.03 s gap is negligible: both vehicles are neck and neck.

From 100 km/h to 400 metres

At 200 metres, the Cayenne S is doing 133 km/h against 129 km/h for the Stelvio Veloce. The gap is 0.01 s. The gap remains stable from the start.

At 400 metres standing start, the Cayenne S crosses the line in 13.92 s versus 14.12 s. The 0.20 s gap represents roughly 9 m of track - barely a car length.

Beyond 400 metres: top speed comes into play

Past 400 metres, the Cayenne S continues to build its lead. At 600 metres, it runs at 186 km/h versus 177 km/h. At 1,000 metres, the Cayenne S finishes in 25.21 s versus 26.01 s, with a 0.80 s lead.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the Cayenne S is capped at 258 km/h, the Stelvio Veloce at 230 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 (4.92 kg/hp vs 6.59 kg/hp) and transmission (Unknown vs Automatic).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 9.26 seconds. The 0.03 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 Stelvio Veloce
Audi Q7 SUVAudi Q7 SUVBMW X5 xDrive40i

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Cayenne S vs Q7 SUV

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Romeo Stelvio Veloce vs Q5 Sportback

PorscheVSAudi

Cayenne S vs Q7 SUV

AlfaVSAudi

Romeo Stelvio Veloce vs Q5 SUV

Frequently asked questions

Over 0–100 km/h, Cayenne S and Stelvio Veloce are neck and neck (5,73 s vs 5,76 s, no significant gap).

Cayenne S goes from 0 to 100 km/h in 5,73 seconds (calibrated simulation).

Cayenne S: 420 hp, ratio 4,92 kg/hp. Stelvio Veloce: 280 hp, ratio 6,59 kg/hp.

Cayenne S: 255 km/h. Stelvio Veloce: 230 km/h.