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Mercedes A Class vs VW ID.3 comparison

Compare performance (421 HP vs 231 HP), boot space and price (32,600 £ vs 29,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class or VW ID.3?

Mercedes A Class vs VW ID.3: Key differences

Mercedes A Class

2.7 (1 Reviews)
rate
  • considerably more power
  • clearly quicker 0–100 km/h
  • visibly lighter
details

VW ID.3

4.8 (6 Reviews)
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  • moderately cheaper
  • significantly more electric range
  • marginally more trunk space
details

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

A 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.

VW ID.3 is moderately cheaper – starting at 29,100 £ , while the Mercedes A Class costs 32,600 £ . That’s a price difference of around 3,430 £.

As for electric range, the VW ID.3 offers significantly more range – reaching up to 629 km, about 544 km more than the Mercedes A Class.

ID.3

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 A Class offers considerably more power – delivering 421 HP compared to 231 HP. That’s roughly 190 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is clearly quicker – completing the sprint in 3.9 s, while the VW ID.3 takes 7.1 s. That’s about 3.2 s quicker.

There’s also a difference in torque: the Mercedes A Class delivers clearly more torque with 500 Nm compared to 350 Nm. That’s about 150 Nm more.

A Class

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 A Class is visibly lighter – 1,440 kg compared to 1,885 kg. The difference is around 445 kg.

Looking at boot space, the VW ID.3 offers marginally more boot space – 383 L compared to 350 L. That’s a difference of about 33 L.

When it comes to payload, the Mercedes A Class carries only slightly more – 485 kg compared to 464 kg. That’s a difference of about 21 kg.

Who wins the race in the data check?

The Mercedes A Class is slightly 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 £32,600
A Class

Mercedes A Class

  • Engine Type Petrol MHEV, Diesel, Plugin Hybrid, Petrol
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 421 HP
  • Consumption L/100km 2.3 - 9 L/100km
  • Electric Range 85 km
details

Frequently compared as well

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VW ID.Polo
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Mercedes A Class
VW ID.3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

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Reviews Mercedes A Class

2.7 (1 Reviews)
rate

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

VW ID.3

The VW ID.3 is Volkswagen’s compact electric hatch that prioritizes practical daily usability with a comfortable, modern interior. It delivers a smooth, quiet driving experience and intuitive tech that makes switching to electric straightforward.

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Reviews VW ID.3

4.8 (6 Reviews)
rate
Pennings
6 May 2026, 08:03:27

ID.3 catches less wind. It's more pleasant, especially on the highway. Also: more economical, lighter and with the same step‑in height.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Mr C Blagdon
14 Jan 2026, 12:07:54

Great all rounder, surprisingly spacious cabin. Rapid and refined. Not quiet enough space in the boot for a bike, could use more ground clearance.

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

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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
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Mercedes A Class
VW ID.3

Costs and Consumption
Price
32,600 - 66,500 £
Price
29,100 - 40,800 £
Consumption L/100km
2.3 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
13.9 - 14.4 kWh/100km
Electric Range
85 km
Electric Range
410 - 629 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 205 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,440 - 1,695 kg
Curb weight
1,885 - 1,966 kg
Trunk capacity
310 - 350 L
Trunk capacity
383 L
Length
-
Length
-
Width
1,796 - 1,850 mm
Width
1,809 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
450 - 485 kg
Payload
422 - 464 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
116 - 421 HP
Power HP
170 - 231 HP
Acceleration 0-100km/h
3.9 - 9.7 s
Acceleration 0-100km/h
7.1 - 8 s
Max Speed
-
Max Speed
-
Torque
200 - 500 Nm
Torque
350 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 310 kW
Power kW
125 - 170 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
D, E, B, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
VW
Is the Mercedes A Class offered with different drivetrains?

The Mercedes A Class is offered with 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.