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BMW M3 vs Mercedes-Benz CLA - Differences and prices compared

Compare performance (523 HP vs 416 HP), trunk space and price (76,000 $ vs 44,400 $ ) at a glance. See which model fits your needs and budget better – BMW M3 or Mercedes-Benz CLA?

BMW M3 vs Mercedes-Benz CLA: Key differences

BMW M3

  • noticeably more power
  • noticeably more trunk space

Mercedes-Benz CLA

  • significantly cheaper
  • markedly more efficient
  • a bit lighter

Here’s where it gets real: The technical differences in detail

M3

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes-Benz CLA is significantly cheaper – starting at 44,400 $ , while the BMW M3 costs 76,000 $ . That’s a price difference of around 31,600 $.

When it comes to city fuel economy, the Mercedes-Benz CLA performs markedly better – achieving 26 mpg, compared to 16 mpg for the BMW M3. That’s a difference of about 10 mpg.

CLA

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the BMW M3 offers noticeably more power – delivering 523 HP compared to 416 HP. That’s roughly 107 HP more horsepower.

There’s also a difference in torque: the BMW M3 delivers markedly more torque with 479 lb-ft compared to 369 lb-ft. That’s about 110 lb-ft more.

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes-Benz CLA is a bit lighter – 3,483 lbs compared to 3,840 lbs. The difference is around 357 lbs.

In terms of cargo space, the BMW M3 offers noticeably more room – 16.9 cu. ft. compared to 11.6 cu. ft.. That’s a difference of about 5.3 cu. ft..

Who wins the race in the data check?

The Mercedes-Benz CLA holds a narrow overall lead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from $44,400
CLA

Mercedes-Benz CLA

  • Engine Type : , Gasoline
  • Transmission : Automatic
  • Drive Type : All Wheel, Front Wheel
  • Power HP : 13 - 416 HP
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View detailed analysis

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General
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BMW M3

The BMW M3 stands as a quintessential beacon of performance prowess in the world of luxury sports sedans. Characterized by its ferocious engine and precision engineering, it delivers an exhilarating driving experience that is equally at home on both the track and the open road. Blending sophistication with sheer muscle, this model remains a favorite among enthusiasts seeking the ultimate blend of everyday usability and dynamic sporting flair.

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Mercedes-Benz CLA

The Mercedes-Benz CLA stands out with its sleek styling and coupé-like silhouette, making it a favorite among car enthusiasts who appreciate design. Its luxurious interior is adorned with high-quality materials and cutting-edge technology, ensuring a comfortable and connected driving experience. The vehicle is also known for its dynamic performance and agile handling, providing both excitement and efficiency on the road.

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BMW M3
Mercedes-Benz CLA

Costs and Consumption
Price
76,000 - 85,300 $
Price
44,400 - 67,100 $
FuelEconomy City
15 - 16 mpg
FuelEconomy City
20 - 26 mpg
FuelEconomy Hwy
22 - 23 MPG
FuelEconomy Hwy
28 - 36 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
15.6 gal
Fuel tank capacity
13.5 gal

Dimensions and Body
Body Type
Sedan
Body Type
4MATIC, Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
3,840 - 3,990 lbs
Curb weight
3,483 - 3,660 lbs
Trunk Volume
16.9 cu. ft.
Trunk Volume
11.6 cu. ft.
Length
189.1 in.
Length
184.6 - 184.8 in.
Width
74.3 in.
Width
72 - 72.2 in.
Height
56 in.
Height
55 - 56 in.

Engine and Performance
Engine Type
Gasoline
Engine Type
, Gasoline
Transmission
Manual, Automatic
Transmission
Automatic
Drive Type
Rear Wheel, All Wheel
Drive Type
All Wheel, Front Wheel
Power HP
473 - 523 HP
Power HP
13 - 416 HP
Torque
406 - 479 lb-ft
Torque
258 - 369 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
3 L
Engine Displacement
2 L
Gears
-
Gears
-

General
Model Year
2,025
Model Year
2,025
Brand
BMW
Brand
Mercedes-Benz
What is the starting MSRP for the BMW M3?

The BMW M3 starts at 76,000 $.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. Prices shown are manufacturer suggested retail prices (MSRP). Taxes, registration fees and dealer charges are not included.