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Mercedes GLS vs Aston Martin DB12 comparison

Compare performance (634 HP vs 680 HP), boot space and price (96,100 £ vs 192,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or Aston Martin DB12?

Mercedes GLS vs Aston Martin DB12: Key differences

Mercedes GLS

  • substantially cheaper
  • significantly more efficient
  • clearly more trunk space

Aston Martin DB12

  • marginally more power
  • moderately quicker 0–100 km/h
  • significantly lighter

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

GLS

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.

Mercedes GLS is substantially cheaper – starting at 96,100 £ , while the Aston Martin DB12 costs 192,900 £ . That’s a price difference of around 96,737 £.

Fuel consumption also shows a difference: the Mercedes GLS uses 7.8 L/100km and is significantly more efficient than the Aston Martin DB12 with 12.2 L/100km. The difference is about 4.4 L/100km.

DB12

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Aston Martin DB12 offers marginally more power – delivering 680 HP compared to 634 HP. That’s roughly 46 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DB12 is moderately quicker – completing the sprint in 3.6 s, while the Mercedes GLS takes 4.2 s. That’s about 0.6 s quicker.

Looking at top speed, the Aston Martin DB12 is slightly faster – reaching 325 km/h, while the Mercedes GLS tops out at 280 km/h. The difference is around 45 km/h.

There’s also a difference in torque: the Mercedes GLS delivers only slightly more torque with 850 Nm compared to 800 Nm. That’s about 50 Nm more.

GLS

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 GLS offers more seats – 7 vs 4.

In terms of curb weight, Aston Martin DB12 is significantly lighter – 1,788 kg compared to 2,550 kg. The difference is around 762 kg.

Looking at boot space, the Mercedes GLS offers clearly more boot space – 355 L compared to 262 L. That’s a difference of about 93 L.

Who wins the race in the data check?

The Mercedes GLS holds a decisive overall lead 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 £96,100
GLS

Mercedes GLS

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 333 - 634 HP
  • Consumption L/100km : 7.8 - 13.7 L/100km
details

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Mercedes GLS
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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Reviews Mercedes GLS

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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

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Mercedes GLS
Aston Martin DB12

Costs and Consumption
Price
96,100 - 208,500 £
Price
192,900 - 207,900 £
Consumption L/100km
7.8 - 13.7 L/100km
Consumption L/100km
12.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
204 - 310 g/km
co2
276 - 278 g/km
Fuel tank capacity
90 L
Fuel tank capacity
78 L

Dimensions and Body
Body Type
SUV
Body Type
Coupe, Convertible
Seats
7
Seats
4
Doors
5
Doors
2 - 3
Curb weight
2,550 - 2,825 kg
Curb weight
1,788 - 1,898 kg
Trunk capacity
355 L
Trunk capacity
206 - 262 L
Length
5,208 - 5,233 mm
Length
4,725 mm
Width
1,956 mm
Width
1,980 mm
Height
1,782 - 1,838 mm
Height
1,295 mm
Max trunk capacity
2,400 L
Max trunk capacity
-
Payload
445 - 695 kg
Payload
-

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
333 - 634 HP
Power HP
680 HP
Acceleration 0-100km/h
4.2 - 6.7 s
Acceleration 0-100km/h
3.6 - 3.7 s
Max Speed
238 - 280 km/h
Max Speed
325 km/h
Torque
500 - 850 Nm
Torque
800 Nm
Number of Cylinders
6 - 8
Number of Cylinders
8
Power kW
245 - 466 kW
Power kW
500 kW
Engine capacity
2,989 - 3,982 cm3
Engine capacity
3,982 cm3

General
Model Year
2,024 - 2,025
Model Year
2,023 - 2,024
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Aston Martin
Is the Mercedes GLS offered with different drivetrains?

The Mercedes GLS is available as 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.