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Audi A3 Limousine vs Mercedes E-Class comparison

Compare performance (400 HP vs 585 HP), boot space and price (27,700 £ vs 50,500 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Limousine or Mercedes E-Class?

Audi A3 Limousine vs Mercedes E-Class: Key differences

Audi A3 Limousine

  • significantly cheaper
  • barely quicker 0–100 km/h
  • clearly lighter
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Mercedes E-Class

4.7 (2 Reviews)
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  • noticeably more power
  • significantly more efficient
  • clearly more trunk space
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

A3 Limousine

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 Limousine is significantly cheaper – starting at 27,700 £ , while the Mercedes E-Class costs 50,500 £ . That’s a price difference of around 22,805 £.

Fuel consumption also shows a difference: the Mercedes E-Class uses 1.5 L/100km and is significantly more efficient than the Audi A3 Limousine with 4.4 L/100km. The difference is about 2.9 L/100km.

E-Class

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 E-Class offers noticeably more power – delivering 585 HP compared to 400 HP. That’s roughly 185 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A3 Limousine is barely quicker – completing the sprint in 3.8 s, while the Mercedes E-Class takes 4 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Mercedes E-Class delivers markedly more torque with 750 Nm compared to 500 Nm. That’s about 250 Nm more.

A3 Limousine

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, Audi A3 Limousine is clearly lighter – 1,360 kg compared to 1,810 kg. The difference is around 450 kg.

Looking at boot space, the Mercedes E-Class offers clearly more boot space – 540 L compared to 425 L. That’s a difference of about 115 L.

When it comes to payload, the Mercedes E-Class carries visibly more – 640 kg compared to 480 kg. That’s a difference of about 160 kg.

Who wins the race in the data check?

The Mercedes E-Class is far ahead 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 £50,500
E-Class

Mercedes E-Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 186 - 585 HP
  • Consumption L/100km : 1.5 - 7.5 L/100km
  • Electric Range : 101 - 116 km
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Mercedes E-Class
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Audi A3 Limousine
Mercedes E-Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Limousine

The Audi A3 sedan dresses up compact practicality in clean, premium lines, giving you the feel of an upscale small car with a proper boot. Inside it’s neat, driver-focused and nicely finished — a sensible, enjoyable daily companion that prefers poise over showy theatrics.

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Reviews Audi A3 Limousine

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

Mercedes E-Class

The Mercedes E‑Class is the executive saloon that balances calm refinement with a hint of sporting intent, wrapping luxury in tasteful understatement. It pampers occupants with a composed ride and intuitive tech while quietly reminding you that it’s still very much a Mercedes — authoritative, polished, and unwilling to shout for attention.

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Reviews Mercedes E-Class

4.7 (2 Reviews)
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Carlos
11 Apr 2026, 20:47:10

Comfortable car, beautiful lines, powerful and economical to run.

How do you mainly use this car? (optional): City / Short distance
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Audi A3 Limousine
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Audi A3 Limousine
Mercedes E-Class

Costs and Consumption
Price
27,700 - 94,300 £
Price
50,500 - 119,700 £
Consumption L/100km
4.4 - 9.2 L/100km
Consumption L/100km
1.5 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
101 - 116 km
Battery Capacity
-
Battery Capacity
-
co2
115 - 208 g/km
co2
39 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,360 - 1,640 kg
Curb weight
1,810 - 2,390 kg
Trunk capacity
321 - 425 L
Trunk capacity
370 - 540 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,880 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 480 kg
Payload
530 - 640 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
186 - 585 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
4 - 8.5 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
320 - 750 Nm
Number of Cylinders
4 - 5
Number of Cylinders
4 - 6
Power kW
85 - 294 kW
Power kW
137 - 430 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
D, C, E, G
CO2 Efficiency Class
E, F, B, D
Brand
Audi
Brand
Mercedes-Benz
What drive types are available for the Audi A3 Limousine?

The Audi A3 Limousine is available as Front-Wheel Drive or All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.