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Mercedes-Benz CLA vs Audi S3 - Differences and prices compared

Compare performance (416 HP vs 306 HP), trunk space and price (44,400 $ vs 47,400 $ ) at a glance. See which model fits your needs and budget better – Mercedes-Benz CLA or Audi S3?

Mercedes-Benz CLA vs Audi S3: Key differences

Mercedes-Benz CLA

  • only slightly cheaper
  • noticeably more power
  • a bit more efficient
  • marginally lighter
  • clearly more trunk space
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Audi S3

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

CLA

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes-Benz CLA is only slightly cheaper – starting at 44,400 $ , while the Audi S3 costs 47,400 $ . That’s a price difference of around 3,000 $.

When it comes to city fuel economy, the Mercedes-Benz CLA performs a bit better – achieving 26 mpg, compared to 23 mpg for the Audi S3. That’s a difference of about 3 mpg.

S3

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 Mercedes-Benz CLA offers noticeably more power – delivering 416 HP compared to 306 HP. That’s roughly 110 HP more horsepower.

There’s also a difference in torque: the Mercedes-Benz CLA delivers noticeably more torque with 369 lb-ft compared to 295 lb-ft. That’s about 74 lb-ft more.

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes-Benz CLA is marginally lighter – 3,483 lbs compared to 3,527 lbs. The difference is around 44 lbs.

In terms of cargo space, the Mercedes-Benz CLA offers clearly more room – 11.6 cu. ft. compared to 8.3 cu. ft.. That’s a difference of about 3.3 cu. ft..

Who wins the race in the data check?

The Mercedes-Benz CLA is clearly superior overall 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

Engine and Performance
View detailed analysis

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General
View detailed analysis

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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Audi S3

The Audi S3 is a compact luxury sports sedan that combines understated elegance with dynamic performance. Its exterior showcases a bold, sporty design with sharp lines and a confident stance, making it stand out on the road. Inside, the S3 offers a premium cabin filled with high-quality materials and advanced technology, creating a refined driving experience.

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Audi S3

Costs and Consumption
Price
44,400 - 67,100 $
Price
47,400 $
FuelEconomy City
20 - 26 mpg
FuelEconomy City
23 mpg
FuelEconomy Hwy
28 - 36 MPG
FuelEconomy Hwy
32 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
13.5 gal
Fuel tank capacity
14.5 gal

Dimensions and Body
Body Type
4MATIC, Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
3,483 - 3,660 lbs
Curb weight
3,527 lbs
Trunk Volume
11.6 cu. ft.
Trunk Volume
8.3 cu. ft.
Length
184.6 - 184.8 in.
Length
177.3 in.
Width
72 - 72.2 in.
Width
71.5 in.
Height
55 - 56 in.
Height
55 in.

Engine and Performance
Engine Type
, Gasoline
Engine Type
Gasoline
Transmission
Automatic
Transmission
Automatic
Drive Type
All Wheel, Front Wheel
Drive Type
All Wheel
Power HP
13 - 416 HP
Power HP
306 HP
Torque
258 - 369 lb-ft
Torque
295 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
2 L
Engine Displacement
2 L
Gears
-
Gears
-

General
Model Year
2025
Model Year
2024
Brand
Mercedes-Benz
Brand
Audi
What is the price of the Mercedes-Benz CLA?

Base pricing begins at 44,400 $.

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.