Mercedes-Benz CLS 520
Coupe · Gasoline
vs
BMW M8 Coupe
Coupe · Gasoline
Mercedes-Benz CLS 520
Car A
Mercedes-Benz CLS 520
The Mercedes-Benz CLS 520 is a premium 5-seater that blends strong performance (0–100 km/h in 5.0 s) with a useful 520‑liter trunk for road trips and growing families. Less ideal for city-focused efficiency due to its petrol powertrain and performance bias.
5 seatsCoupeGasoline5-star safety8.5 L/100km
BMW M8 Coupe
Car B
BMW M8 Coupe
The BMW M8 Coupe blends luxury with very strong performance, pairing a 3.0 s 0–100 km/h sprint and 305 km/h top speed with four-seat practicality. Best for fast grand touring, with high fuel use and a premium price.
4 seatsCoupeGasoline5-star safety625 hp
Why compared same body typesame powertrainstrong ranking match

Usage fit

Family 44 / 37
City 22 / 10
Budget / value 29 / 9
Road trip 59 / 54
Performance 42 / 55
Cargo 29 / 20
Practical 23 / 14
Premium 64 / 84
Winter 30 / 30

Scores out of 100. Blue = Mercedes-Benz CLS 520 · Orange = BMW M8 Coupe

Specs side-by-side

Spec Mercedes-Benz CLS 520 BMW M8 Coupe
Values are representative — confirm for your market and trim.

Pros & cons

Mercedes-Benz CLS 520

  • Brisk 0–100 km/h in 5.0 s and 367 hp for confident passing.
  • Seats five with a 520 L trunk, fitting family travel and luggage.
  • Secondary safety ranking signal supports premium family needs.
  • 8.5 L/100 km combined is efficient for its class given the power.

BMW M8 Coupe

  • Explosive performance: 0–100 km/h in 3.0 s and 305 km/h top speed
  • 625 hp and 750 Nm deliver effortless high-speed cruising and overtakes
  • Four seats and a 420 L trunk support weekend trips and longer drives
  • Luxury-oriented coupe suited to premium comfort on the open road

Verdict

Pick Mercedes-Benz CLS 520 if…
Best fuel economy
Mercedes-Benz CLS 520 uses 8.5 L/100km vs 12.5 — a meaningful saving if you cover high mileage.
Pick BMW M8 Coupe if…
More power
BMW M8 Coupe puts out 625 hp vs 367 — meaningfully quicker and more confident on motorways.

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