VS

Mercedes-Benz C-Class vs Audi A3 - Differences and prices compared

Compare performance (671 HP vs 201 HP), trunk space and price (48,500 $ vs 35,800 $ ) at a glance. See which model fits your needs and budget better – Mercedes-Benz C-Class or Audi A3?

Mercedes-Benz C-Class vs Audi A3: Key differences

Mercedes-Benz C-Class

  • clearly more power
  • slightly more trunk space

Audi A3

  • markedly cheaper
  • somewhat more efficient
  • moderately lighter

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

C-Class

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.

Audi A3 is markedly cheaper – starting at 35,800 $ , while the Mercedes-Benz C-Class costs 48,500 $ . That’s a price difference of around 12,650 $.

When it comes to city fuel economy, the Audi A3 performs somewhat better – achieving 29 mpg, compared to 26 mpg for the Mercedes-Benz C-Class. That’s a difference of about 3 mpg.

A3

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes-Benz C-Class offers clearly more power – delivering 671 HP compared to 201 HP. That’s roughly 470 HP more horsepower.

There’s also a difference in torque: the Mercedes-Benz C-Class delivers considerably more torque with 752 lb-ft compared to 221 lb-ft. That’s about 531 lb-ft more.

C-Class

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, Audi A3 is moderately lighter – 3,318 lbs compared to 3,825 lbs. The difference is around 507 lbs.

In terms of cargo space, the Mercedes-Benz C-Class offers slightly more room – 12.6 cu. ft. compared to 10.9 cu. ft.. That’s a difference of about 1.7 cu. ft..

Who wins the race in the data check?

The Mercedes-Benz C-Class stands well ahead of its rival 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 $48,500
C-Class

Mercedes-Benz C-Class

  • Engine Type : Plug-In Hybrid,
  • Transmission : Automatic
  • Drive Type : All Wheel, Rear Wheel
  • Power HP : 255 - 671 HP
details

Frequently compared as well

Mercedes-Benz C-Class
Toyota Prius Prime
VS
Unsure whether the Mercedes-Benz C-Class or the Toyota Prius Prime is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Cadillac CT5-V
Mercedes-Benz C-Class
VS
The Cadillac CT5-V and Mercedes-Benz C-Class compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
Mercedes-Benz C-Class
Audi A3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

General
View detailed analysis

Mercedes-Benz C-Class

The Mercedes-Benz C-Class is a seamless blend of elegance and performance, offering a luxurious driving experience that appeals to both enthusiasts and casual drivers alike. It boasts a refined interior with high-quality materials and an array of advanced technology features aimed at enhancing comfort and connectivity. With its dynamic design and smooth handling, the C-Class continues to set a standard in the compact luxury sedan segment.

details
21C0295_008
21C0295_012
21C0295_018
21C0297_041
21C0297_069

Reviews Mercedes-Benz C-Class

No reviews yet. Share your experience and help others decide.

Audi A3

The Audi A3 is a sophisticated compact sedan that effortlessly combines elegance with performance. Known for its refined interior and advanced technology features, it offers a premium driving experience. Its sleek design and responsive handling make it a standout choice for those seeking luxury in a compact package.

details
serpimg_08rBd2

Reviews Audi A3

No reviews yet. Share your experience and help others decide.

Frequently compared as well

Mercedes-Benz C-Class
Mercedes-Benz GLB
VS
Unsure whether the Mercedes-Benz C-Class or the Mercedes-Benz GLB is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Mercedes-Benz C-Class
Toyota Tacoma 2WD
VS
The Mercedes-Benz C-Class and Toyota Tacoma 2WD compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
Ford Edge
Mercedes-Benz C-Class
VS
The Ford Edge and Mercedes-Benz C-Class compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
Genesis G70
Audi A3
VS
Genesis G70 and Audi A3 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
Genesis GV60
Audi A3
VS
Genesis GV60 and Audi A3 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
GMC Terrain
Audi A3
VS
The GMC Terrain and Audi A3 compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
Honda CR-V Hybrid
Audi A3
VS
Unsure whether the Honda CR-V Hybrid or the Audi A3 is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Land Rover Defender
Audi A3
VS
Land Rover Defender and Audi A3 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
Mercedes-Benz C-Class
Audi A3

Costs and Consumption
Price
48,500 - 86,100 $
Price
35,800 - 37,800 $
FuelEconomy City
20 - 26 mpg
FuelEconomy City
27 - 29 mpg
FuelEconomy Hwy
28 - 36 MPG
FuelEconomy Hwy
34 - 37 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
17.4 gal
Fuel tank capacity
14.5 gal

Dimensions and Body
Body Type
4MATIC Sedan, Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
3,825 - 4,165 lbs
Curb weight
3,318 - 3,483 lbs
Trunk Volume
9.8 - 12.6 cu. ft.
Trunk Volume
10.9 cu. ft.
Length
187 - 190.6 in.
Length
176.9 in.
Width
74.4 - 77.4 in.
Width
71.5 in.
Height
56 - 57 in.
Height
56 in.

Engine and Performance
Engine Type
Plug-In Hybrid,
Engine Type
Transmission
Automatic
Transmission
Automatic
Drive Type
All Wheel, Rear Wheel
Drive Type
Front Wheel, All Wheel
Power HP
255 - 671 HP
Power HP
201 HP
Torque
295 - 752 lb-ft
Torque
221 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
2 L
Engine Displacement
2 L
Gears
-
Gears
-

General
Model Year
2,025
Model Year
2,024
Brand
Mercedes-Benz
Brand
Audi
What is the price of the Mercedes-Benz C-Class?

The Mercedes-Benz C-Class starts at 48,500 $.

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.