BMW M135i vs Mercedes-Benz CLA 45 AMG

BMW M135i

Hatchback · Gasoline · FWD

Mercedes-Benz CLA 45 AMG

Hatchback · Gasoline · FWD

Car A

BMW M135i

The BMW M135i is a fast, front-wheel-drive hatchback that blends 306 hp performance with five-seat, 380-liter practicality and an efficient 6.4 L/100 km rating. It reads as good value in its segment for city use and small-family duties.

5 seatsHatchbackGasoline5-star safety6.4 L/100km

Car B

Mercedes-Benz CLA 45 AMG

Combining compact 5-seat practicality with standout performance and efficiency for its class, the Mercedes-Benz CLA 45 AMG is quick without being thirsty. It suits buyers who want a rapid, city-friendly performance car with solid safety standing and reasonable running costs.

5 seatsHatchbackGasoline5-star safety421 hp

Why compared same body typesame powertrainsame ranking profilesame seatsstrong ranking match

Usage fit

Family 63 / 63

City 58 / 53

Budget / value 64 / 55

Road trip 39 / 41

Performance 32 / 36

Cargo 21 / 20

Practical 51 / 50

Premium 48 / 55

Winter 26 / 26

Scores out of 100. Blue = BMW M135i · Orange = Mercedes-Benz CLA 45 AMG

Specs side-by-side

Spec BMW M135i Mercedes-Benz CLA 45 AMG

Values are representative — confirm for your market and trim.

Pros & cons

BMW M135i

Rapid 0–100 km/h in 4.8 s from 306 hp for confident passing
Efficient for its class at 6.4 L/100 km combined
Practical five-seat hatch with a 380 L trunk for daily and small-family use
At 37,500, it offers good value in its segment
FWD layout may not suit buyers wanting AWD or rear-drive dynamics
380 L trunk and compact hatch shape limit space for bulky items
Winter driving confidence may be lower than AWD alternatives
Performance capability may be unnecessary if you only need a basic city commuter

Mercedes-Benz CLA 45 AMG

Very quick for its segment: 0–100 km/h in 4.0 s boosts confidence for overtakes and ramps
Efficient for its class at 7.5 L/100 km given the 421 hp output
Compact size suits city driving and parking
Seats 5 with a usable 370 L trunk for everyday family needs
Front-wheel drive may limit traction in slippery conditions or hard launches versus AWD rivals
370 L trunk and conventional trunk layout reduce cargo flexibility compared with hatchbacks
Compact footprint means less rear space than larger family sedans
Premium pricing relative to mainstream compacts, even if performance value is strong

Verdict

Pick BMW M135i if…

Best fuel economy

BMW M135i uses 6.4 L/100km vs 7.5 — a meaningful saving if you cover high mileage.

Pick Mercedes-Benz CLA 45 AMG if…

More power

Mercedes-Benz CLA 45 AMG puts out 421 hp vs 306 — meaningfully quicker and more confident on motorways.

Usage fit

Specs side-by-side

Pros & cons

BMW M135i

Mercedes-Benz CLA 45 AMG

Verdict

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