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ACayennePetrolvsBCLAHybrid
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  • SpecsCayenne · CLA

Porsche Cayenne S vs Mercedes CLA 180 Saloon: 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 · 2013 vs 2025 · Methodology
PorschePetrolFaster

Cayenne S

420 hp · 550 Nm · 2,065 kg · 2013

VS
MercedesHybrid

CLA 180 Saloon

156 hp · 280 Nm · 1,695 kg · 2025

Result · 0–100 km/h

APorsche Cayenne S

5.73 s

Gap3.16 sin favour of Cayenne S
BMercedes CLA 180 Saloon

8.89 s

Summary · Caralogy simulation
MeasureCayenne SCLA 180 SaloonGap
0–100 km/h5.73 s8.89 s3.16 s · Cayenne S
400 m standing start13.92 s16.44 s2.52 s · Cayenne S
1,000 m standing start25.21 s29.95 s4.74 s · Cayenne S
Top speed (electronically limited)255 km/h218 km/h37 km/h · Cayenne S
Power-to-weight ratio4.92 kg/hp10.87 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
MercedesHybridCLA 180 Saloon
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 SCLA 180 Saloon
0–30 km/h1.41 s1.75 s
0–50 km/h2.31 s3.07 s
0–80 km/h4.14 s6.05 s
0–100 km/h5.73 s8.89 s
0–120 km/h7.71 s12.40 s
0–160 km/h12.97 s22.81 s
0–200 km/h21.63 s42.16 s
400 m standing start13.92 s16.44 s
1,000 m standing start25.21 s29.95 s
Top speed255 km/h218 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 5,95 kg/hp
CharacteristicValueDetail
Power420 hpEngine block and cylinder heads formed in aluminum
Torque550 Nm
Weight2 065 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxUnknown
Mercedes

CLA 180 Saloon

10,87kg/hpcompensated by −370 kg
CharacteristicValueDetail
Power156 hpPending
Torque280 Nm
Weight1 695 kgmanufacturer kerb weight
DrivetrainTraction
GearboxUnknown

The start: 0 to 100 km/h

Off the line, the Cayenne S hits 100 km/h in 5.73 s versus 8.89 s for the CLA 180 Saloon. At this point, the Cayenne S leads by 3.16 s and sits roughly 20 m ahead.

From 100 km/h to 400 metres

At 200 metres, the Cayenne S is doing 133 km/h against 111 km/h for the CLA 180 Saloon. The gap is 1.54 s. The challenger starts to claw back ground.

At 400 metres standing start, the Cayenne S crosses the line in 13.92 s versus 16.44 s. The 2.52 s gap represents roughly 93 m of track - a gap visible to the naked eye.

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 155 km/h. At 1,000 metres, the Cayenne S finishes in 25.21 s versus 29.94 s, with a 4.74 s lead.

What the numbers don’t tell you

The Cayenne S features all-wheel drive (AWD) against the CLA 180 Saloon’s FWD. At low speeds (0-30, 0-50, 0-80 km/h), AWD doubles the driven contact area: all four wheels transmit torque to the road, virtually eliminating wheelspin at launch. This traction advantage is decisive in the range where the motor delivers peak torque, before power and aerodynamics take over.

Both rivals are electronically governed, but not at the same level: the Cayenne S is capped at 258 km/h, the CLA 180 Saloon at 218 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 10.87 kg/hp) and transmission (Unknown vs Unknown).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 14.63 seconds. The 3.16 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, Cayenne S wins (5,73 s vs 8,89 s).

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

Cayenne S: 420 hp, ratio 4,92 kg/hp. CLA 180 Saloon: 156 hp, ratio 10,87 kg/hp.

Cayenne S: 255 km/h. CLA 180 Saloon: 218 km/h.