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Mercedes GLS vs Aston Martin Vanquish comparison

Compare performance (404 HP vs 835 HP), boot space and price (92,700 £ vs 330,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or Aston Martin Vanquish?

Mercedes GLS vs Aston Martin Vanquish: Key differences

Mercedes GLS

  • significantly cheaper
  • considerably more efficient
  • clearly more trunk space
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Aston Martin Vanquish

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

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

GLS

Costs and Efficiency:

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

Mercedes GLS is significantly cheaper – starting at 92,700 £ , while the Aston Martin Vanquish costs 330,900 £ . That’s a price difference of around 238,195 £.

Fuel consumption also shows a difference: the Mercedes GLS uses 7.9 L/100km and is considerably more efficient than the Aston Martin Vanquish with 13.7 L/100km. The difference is about 5.8 L/100km.

Vanquish

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 Vanquish offers significantly more power – delivering 835 HP compared to 404 HP. That’s roughly 431 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin Vanquish is clearly quicker – completing the sprint in 3.3 s, while the Mercedes GLS takes 5.6 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Aston Martin Vanquish delivers markedly more torque with 1,000 Nm compared to 750 Nm. That’s about 250 Nm more.

GLS

Space and Everyday Use:

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

Seats: Mercedes GLS offers more seats – 7 vs 2.

In terms of curb weight, Aston Martin Vanquish is clearly lighter – 1,910 kg compared to 2,580 kg. The difference is around 670 kg.

Looking at boot space, the Mercedes GLS offers clearly more boot space – 355 L compared to 248 L. That’s a difference of about 107 L.

Who wins the race in the data check?

The Mercedes GLS 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 £92,700
GLS

Mercedes GLS

  • Engine Type Petrol MHEV, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 336 - 404 HP
  • Consumption L/100km 7.9 - 9.9 L/100km
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View detailed analysis

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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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Aston Martin Vanquish

The Aston Martin Vanquish wraps brutal power in impossibly elegant coachwork, turning every commute into a cinematic entrance. It’s a driver’s car that pampers with sumptuous finishes while subtly reminding you that discretion was never part of its vocabulary.

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Aston Martin Vanquish

Costs and Consumption
Price
92,700 - 104,600 £
Price
330,900 - 357,400 £
Consumption L/100km
7.9 - 9.9 L/100km
Consumption L/100km
13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
206 - 226 g/km
co2
312 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Coupe, Convertible
Seats
7
Seats
2
Doors
-
Doors
-
Curb weight
2,580 - 2,670 kg
Curb weight
1,910 - 2,005 kg
Trunk capacity
355 L
Trunk capacity
219 - 248 L
Length
-
Length
-
Width
1,956 mm
Width
2,044 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
810 - 820 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
336 - 404 HP
Power HP
835 HP
Acceleration 0-100km/h
5.6 - 6.2 s
Acceleration 0-100km/h
3.3 - 3.4 s
Max Speed
-
Max Speed
-
Torque
560 - 750 Nm
Torque
1,000 Nm
Number of Cylinders
6
Number of Cylinders
12
Power kW
247 - 297 kW
Power kW
614 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
5,204 cm3

General
Model Year
2026
Model Year
2,024 - 2,025
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.