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

Compare performance (302 HP vs 306 HP), trunk space and price (43,000 $ vs 47,400 $ ) at a glance. See which model fits your needs and budget better – Mercedes-Benz GLA or Audi S3?

Mercedes-Benz GLA vs Audi S3: Key differences

Mercedes-Benz GLA

  • moderately cheaper
  • barely more efficient
  • barely lighter
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Audi S3

  • marginally more power
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Here’s where it gets real: The technical differences in detail

GLA

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes-Benz GLA is moderately cheaper – starting at 43,000 $ , while the Audi S3 costs 47,400 $ . That’s a price difference of around 4,400 $.

When it comes to city fuel economy, the Mercedes-Benz GLA performs barely better – achieving 25 mpg, compared to 23 mpg for the Audi S3. That’s a difference of about 2 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 Audi S3 offers marginally more power – delivering 306 HP compared to 302 HP. That’s roughly 4 HP more horsepower.

Both models offer the same torque – 295 lb-ft.

GLA

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes-Benz GLA is barely lighter – 3,450 lbs compared to 3,527 lbs. The difference is around 77 lbs.

Who wins the race in the data check?

The Mercedes-Benz GLA is barely ahead 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 $43,000
GLA

Mercedes-Benz GLA

  • Engine Type :
  • Transmission : Automatic
  • Drive Type : Front Wheel, All Wheel
  • Power HP : 221 - 302 HP
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View detailed analysis

Engine and Performance
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General
View detailed analysis

Mercedes-Benz GLA

The Mercedes-Benz GLA offers a stylish blend of compact design and luxury, making it a standout choice for urban drivers who crave sophistication. Its interior boasts high-quality materials and advanced technology, providing a seamless driving experience filled with comfort and innovation. With its sporty handling and modern aesthetic, the GLA perfectly balances practicality and elegance, appealing to those who appreciate both performance and class.

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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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Mercedes-Benz GLA
Audi S3

Costs and Consumption
Price
43,000 - 58,100 $
Price
47,400 $
FuelEconomy City
22 - 25 mpg
FuelEconomy City
23 mpg
FuelEconomy Hwy
28 - 34 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
SUV, 4MATIC
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
3,450 - 3,653 lbs
Curb weight
3,527 lbs
Trunk Volume
-
Trunk Volume
8.3 cu. ft.
Length
173.6 - 174.6 in.
Length
177.3 in.
Width
72.2 - 72.8 in.
Width
71.5 in.
Height
62 - 63 in.
Height
55 in.

Engine and Performance
Engine Type
Engine Type
Gasoline
Transmission
Automatic
Transmission
Automatic
Drive Type
Front Wheel, All Wheel
Drive Type
All Wheel
Power HP
221 - 302 HP
Power HP
306 HP
Torque
258 - 295 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 starting MSRP for the Mercedes-Benz GLA?

Starting from 43,000 $.

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.