Mercedes-Benz CLS 300
Coupe · Diesel
vs
Mercedes-Benz CLA 180d
Coupe · Diesel
Mercedes-Benz CLS 300
Car A
Mercedes-Benz CLS 300
Efficient for its class yet quick, the Mercedes-Benz CLS 300 diesel suits premium buyers who cover long highway miles and need real luggage space. Less compelling if you want winter-ready traction or SUV-like family flexibility.
5 seatsCoupeDiesel272 hp
Mercedes-Benz CLA 180d
Car B
Mercedes-Benz CLA 180d
The Mercedes-Benz CLA 180d emphasizes low running costs and everyday ease, pairing 3.9 l/100km consumption with usable performance. It suits city driving and long-distance days alike, though outright cargo capacity and punch are modest.
5 seatsCoupeDiesel5-star safety3.9 L/100km
Why compared same body typesame powertrainsame ranking profilesame seatsstrong ranking match

Usage fit

Family 25 / 41
City 27 / 48
Budget / value 34 / 52
Road trip 41 / 42
Performance 39 / 34
Cargo 30 / 23
Practical 27 / 26
Premium 54 / 44
Winter 18 / 26

Scores out of 100. Blue = Mercedes-Benz CLS 300 · Orange = Mercedes-Benz CLA 180d

Specs side-by-side

Spec Mercedes-Benz CLS 300 Mercedes-Benz CLA 180d
Values are representative — confirm for your market and trim.

Pros & cons

Mercedes-Benz CLS 300

  • Efficient for its class at 5.5 L/100 km for long commutes and road trips
  • Strong acceleration (0–100 km/h in 5.8 s) with 272 hp for confident overtakes
  • Spacious 550 L trunk supports weekend luggage and business travel
  • Five-seat capacity adds day-to-day practicality in a premium model

Mercedes-Benz CLA 180d

  • Excellent fuel economy (3.9 l/100km) keeps running costs low
  • Balanced daily performance with 0–100 km/h in 8.2 s and 260 Nm
  • Good value in its segment at a price point around 35,000
  • Strong safety standing in its class per rankings

Verdict

Pick Mercedes-Benz CLS 300 if…
Efficiency & everyday ease
Mercedes-Benz CLS 300 is the choice if fuel economy and city-friendly driving are your priority.
Pick Mercedes-Benz CLA 180d if…
Performance & capability
Mercedes-Benz CLA 180d is the choice if you want more power, speed, or all-weather capability.

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