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Mercedes A Class vs Aston Martin DB12 comparison

Compare performance (421 HP vs 680 HP), boot space and price (32,600 £ vs 192,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class or Aston Martin DB12?

Mercedes A Class vs Aston Martin DB12: Key differences

Mercedes A Class

2.7 (1 Reviews)
rate
  • significantly cheaper
  • substantially more efficient
  • noticeably lighter
  • clearly more trunk space
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Aston Martin DB12

  • clearly more power
  • barely quicker 0–100 km/h
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By Achim Sedelmaier

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

A Class

Costs and Efficiency:

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

Mercedes A Class is significantly cheaper – starting at 32,600 £ , while the Aston Martin DB12 costs 192,900 £ . That’s a price difference of around 160,289 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is substantially more efficient than the Aston Martin DB12 with 12.2 L/100km. The difference is about 9.9 L/100km.

DB12

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 Aston Martin DB12 offers clearly more power – delivering 680 HP compared to 421 HP. That’s roughly 259 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DB12 is barely quicker – completing the sprint in 3.6 s, while the Mercedes A Class takes 3.9 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the Aston Martin DB12 delivers clearly more torque with 800 Nm compared to 500 Nm. That’s about 300 Nm more.

A 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.

Seats: Mercedes A Class offers more seats – 5 vs 4.

In terms of curb weight, Mercedes A Class is noticeably lighter – 1,440 kg compared to 1,788 kg. The difference is around 348 kg.

Looking at boot space, the Mercedes A Class offers clearly more boot space – 350 L compared to 262 L. That’s a difference of about 88 L.

Who wins the race in the data check?

The Mercedes A Class is decisively 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
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Frequently compared as well

Mercedes A Class
Mercedes B Class
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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 …
Aston Martin DB12
Ferrari Amalfi
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Mercedes A Class
Aston Martin DB12

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.

Aston Martin DB12

The Aston Martin DB12 is a gorgeously styled grand tourer that fuses beguiling elegance with a fiercely driver-focused personality while wrapping occupants in luxury. If you want a car that turns heads on the street and makes long journeys feel like an event, the DB12 provides effortless poise and an intoxicating soundtrack—perfect for buyers who prefer their drama tailored rather than shouty.

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Reviews Aston Martin DB12

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

Frequently compared as well

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The Aston Martin DB12 and the Vanquish are two flagship grand tourers that deliver hand-built luxury and potent performance, yet they take distinctly different routes to speed and style. If you prefer modern refinement, advanced driving aids and a more usable, composed character the DB12 is the …
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MINI MINI
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Mercedes A Class
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Mercedes A Class
Aston Martin DB12

Costs and Consumption
Price
32,600 - 66,500 £
Price
192,900 - 209,600 £
Consumption L/100km
2.3 - 9 L/100km
Consumption L/100km
12.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
85 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
53 - 205 g/km
co2
276 - 278 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Coupe, Convertible
Seats
5
Seats
4
Doors
-
Doors
-
Curb weight
1,440 - 1,695 kg
Curb weight
1,788 - 1,898 kg
Trunk capacity
310 - 350 L
Trunk capacity
206 - 262 L
Length
-
Length
-
Width
1,796 - 1,850 mm
Width
1,980 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
450 - 485 kg
Payload
-

Engine and Performance
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
116 - 421 HP
Power HP
680 HP
Acceleration 0-100km/h
3.9 - 9.7 s
Acceleration 0-100km/h
3.6 - 3.7 s
Max Speed
-
Max Speed
-
Torque
200 - 500 Nm
Torque
800 Nm
Number of Cylinders
4
Number of Cylinders
8
Power kW
85 - 310 kW
Power kW
500 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
3,982 cm3

General
Model Year
2025
Model Year
2,023 - 2,024
CO2 Efficiency Class
D, E, B, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Aston Martin
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.