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AS8PetrolvsBCLAHybrid
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • SpecsS8 · CLA

Audi S8 vs Mercedes CLA 220 4MATIC 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.

limousine · 2025 vs 2025 · Methodology
AudiPetrolFaster

S8

571 hp · 800 Nm · 2,220 kg · 2025

VS
MercedesHybrid

CLA 220 4MATIC Saloon

211 hp · 380 Nm · 1,770 kg · 2025

Result · 0–100 km/h

AAudi S8

3.83 s

Gap3.18 sin favour of S8
BMercedes CLA 220 4MATIC Saloon

7.01 s

Summary · Caralogy simulation
MeasureS8CLA 220 4MATIC SaloonGap
0–100 km/h3.83 s7.01 s3.18 s · S8
400 m standing start11.81 s15.06 s3.25 s · S8
1,000 m standing start21.27 s27.49 s6.22 s · S8
Top speed (electronically limited)250 km/h237 km/h13 km/h · S8
Power-to-weight ratio3.89 kg/hp8.39 kg/hpbetter ratio · S8

Watch the race

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

AudiPetrolS8
Speed
0km/h
Timer
0,00s
Distance
0m
MercedesHybridCLA 220 4MATIC 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.
StageS8CLA 220 4MATIC Saloon
0–30 km/h1.07 s1.36 s
0–50 km/h1.78 s2.42 s
0–80 km/h2.88 s4.79 s
0–100 km/h3.83 s7.01 s
0–120 km/h4.97 s9.70 s
0–160 km/h7.99 s17.36 s
0–200 km/h12.24 s29.85 s
400 m standing start11.81 s15.06 s
1,000 m standing start21.27 s27.49 s
Top speed limited250 km/h237 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.

Audi

S8

3,89kg/hpratio better by 4,50 kg/hp
CharacteristicValueDetail
Power571 hpPending
Torque800 Nm
Weight2 220 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
Gearbox8-speed tiptronic
Mercedes

CLA 220 4MATIC Saloon

8,39kg/hpcompensated by −450 kg
CharacteristicValueDetail
Power211 hpPending
Torque380 Nm
Weight1 770 kgmanufacturer kerb weight
DrivetrainIntegrale (AWD)
GearboxUnknown

The start: 0 to 100 km/h

Off the line, the S8 hits 100 km/h in 3.83 s versus 7.01 s for the CLA 220 4MATIC Saloon. At this point, the S8 leads by 3.18 s and sits roughly 16 m ahead.

From 100 km/h to 400 metres

At 200 metres, the S8 is doing 157 km/h against 120 km/h for the CLA 220 4MATIC Saloon. The gap is 1.97 s. The challenger starts to claw back ground.

At 400 metres standing start, the S8 crosses the line in 11.81 s versus 15.05 s. The 3.24 s gap represents roughly 127 m of track - a gap visible to the naked eye.

Beyond 400 metres: top speed comes into play

Past 400 metres, the S8 continues to build its lead. At 600 metres, it runs at 222 km/h versus 168 km/h. At 1,000 metres, the S8 finishes in 21.26 s versus 27.48 s, with a 6.22 s lead. Both vehicles have similar top speeds (250 (i.e. 155 mph - industry threshold) vs 237 km/h), preventing any comeback.

What the numbers don’t tell you

Both rivals are electronically governed, but not at the same level: the S8 is capped at 250 (i.e. 155 mph - industry threshold) km/h, the CLA 220 4MATIC Saloon at 237 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 (3.89 kg/hp vs 8.39 kg/hp) and transmission (Automatic vs Unknown).

In European road use (130 km/h max), both vehicles reach the legal speed limit in under 11.40 seconds. The 3.18 s difference in 0 to 100 km/h is mostly felt in motorway merging and overtaking.

Other duels you might be interested in

AudiVSPorsche

S8 vs Panamera Turbo

MercedesVSAudi

CLA 220 4MATIC Saloon vs A3 allstreet

AudiVSPorsche

S8 vs Panamera Turbo

MercedesVSAudi

CLA 220 4MATIC Saloon vs A3 Sportback TFSI e 150 kW

Frequently asked questions

Over 0–100 km/h, S8 wins (3,83 s vs 7,01 s).

S8 goes from 0 to 100 km/h in 3,83 seconds (calibrated simulation).

S8: 571 hp, ratio 3,89 kg/hp. CLA 220 4MATIC Saloon: 211 hp, ratio 8,39 kg/hp.

S8: 250 km/h. CLA 220 4MATIC Saloon: 237 km/h.