Mercedes-Benz CLS 63 S AMG vs BMW M5 — full comparison

Mercedes-Benz CLS 63 S AMG

Sedan · Gasoline · FWD

vs

BMW M5

Sedan · Gasoline · FWD

Mercedes-Benz CLS 63 S AMG

Car A

Mercedes-Benz CLS 63 S AMG

A luxury performance car that blends very high speed with five-seat practicality, the Mercedes-Benz CLS 63 S AMG suits fast road trips as much as premium daily use. It leads on top speed and shows strong safety signals while remaining usable thanks to a 520 L trunk.

5 seatsSedanGasoline5-star safety9.5 L/100km

BMW M5

Car B

BMW M5

Blisteringly quick yet comfortable, the BMW M5 mixes supercar pace with saloon practicality for premium comfort and road trips. High price and thirst make it less compelling for city or budget-focused use.

5 seatsSedanGasoline5-star safety600 hp

Why compared cross brandsame body typesame powertrainsame seatssimilar price

Usage fit

Family 54 / 62

City 23 / 18

Budget / value 14 / 22

Road trip 63 / 63

Performance 47 / 44

Cargo 29 / 29

Practical 30 / 36

Premium 78 / 77

Winter 30 / 30

Scores out of 100. Blue = Mercedes-Benz CLS 63 S AMG · Orange = BMW M5

Specs side-by-side

Spec Mercedes-Benz CLS 63 S AMG BMW M5

Values are representative — confirm for your market and trim.

Pros & cons

Mercedes-Benz CLS 63 S AMG

Explosive acceleration (0–100 km/h in 3.5 s) and 300 km/h top speed for confident overtakes.
Strong safety ranking signal adds confidence on long journeys.
Seats five with a generous 520 L trunk for road trips and family duty.
Combined consumption of 9.5 is efficient for its class given the V8 output.
High purchase price at 109,900.
Weak fit for city driving and short stop‑go commutes.
Front‑wheel drive may not satisfy buyers seeking all‑wheel traction.
Prioritizes performance over maximum fuel savings; smaller‑engine options will be thriftier.

BMW M5

Supercar-quick 0–100 km/h in 3.4 s with 600 hp and 750 Nm.
Saloon practicality: 5 seats and a 530 L boot support road trips and family duties.
Luxury-focused character aligns with premium comfort needs.
High-speed cruising confidence with a 250 km/h top speed.
High combined fuel consumption of 12.5 limits efficiency.
Price of 104000 puts it at the expensive end of the segment.
Gasoline-only powertrain offers no electrified option for lower running costs.
Less suited to stop‑start city use than to open-road driving.

Verdict

Pick Mercedes-Benz CLS 63 S AMG if…

Best fuel economy

Mercedes-Benz CLS 63 S AMG uses 9.5 L/100km vs 12.5 — a meaningful saving if you cover high mileage.

Pick BMW M5 if…

More power

BMW M5 puts out 600 hp vs 585 — meaningfully quicker and more confident on motorways.

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