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Mercedes G Class vs Aston Martin DBX comparison

Compare performance (605 HP vs 707 HP), boot space and price (106,600 £ vs 204,400 £ ) at a glance. Find out which car is the better choice for you – Mercedes G Class or Aston Martin DBX?

Mercedes G Class vs Aston Martin DBX: Key differences

Mercedes G Class

  • substantially cheaper
  • considerably more efficient
  • clearly more trunk space
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Aston Martin DBX

  • a bit more power
  • markedly quicker 0–100 km/h
  • only slightly lighter
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By Achim Sedelmaier

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

G 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.

Mercedes G Class is substantially cheaper – starting at 106,600 £ , while the Aston Martin DBX costs 204,400 £ . That’s a price difference of around 97,838 £.

Fuel consumption also shows a difference: the Mercedes G Class uses 8.7 L/100km and is considerably more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 5.5 L/100km.

DBX

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 DBX offers a bit more power – delivering 707 HP compared to 605 HP. That’s roughly 102 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is markedly quicker – completing the sprint in 3.3 s, while the Mercedes G Class takes 4.4 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the Mercedes G Class delivers visibly more torque with 1,164 Nm compared to 900 Nm. That’s about 264 Nm more.

G 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.

Both vehicles offer seating for 5 people.

In terms of curb weight, Aston Martin DBX is only slightly lighter – 2,320 kg compared to 2,485 kg. The difference is around 165 kg.

Looking at boot space, the Mercedes G Class offers clearly more boot space – 640 L compared to 491 L. That’s a difference of about 149 L.

When it comes to payload, the Mercedes G Class carries barely more – 715 kg compared to 710 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Mercedes G 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 £106,600
G Class

Mercedes G Class

  • Engine Type : Petrol MHEV, Diesel MHEV, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 387 - 605 HP
  • Consumption L/100km : 8.7 - 14.7 L/100km
  • Consumption kWh/100km : 28 kWh/100km
  • Electric Range : 479 km
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Mercedes G Class
Aston Martin DBX

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes G Class

The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

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18C0997_133
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18C0997_262

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Aston Martin DBX

With the DBX, Aston Martin has wrapped its trademark sports-car drama into a high-riding package that looks like it could sprint off the driveway and into a gala, while the cabin pampers occupants with handcrafted leather and theatrical attention to detail. Behind the wheel it feels like a grand tourer that learned how to tackle country roads, serving up surprising agility for such a stately presence and keeping rivals honest with its rarefied blend of performance and luxury.

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Aston_Martin_DBX707_AMR23_Edition_02
Aston_Martin_DBX707_AMR23_Edition_07
Aston_Martin_DBX707_AMR23_Edition_06

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Mercedes G Class
Aston Martin DBX

Costs and Consumption
Price
106,600 - 171,000 £
Price
204,400 £
Consumption L/100km
8.7 - 14.7 L/100km
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
28 kWh/100km
Consumption kWh/100km
-
Electric Range
479 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 336 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
87 L

Dimensions and Body
Body Type
Off-Roader
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,485 - 3,085 kg
Curb weight
2,320 kg
Trunk capacity
640 L
Trunk capacity
491 L
Length
-
Length
5,039 mm
Width
1,931 - 1,984 mm
Width
1,998 mm
Height
-
Height
1,680 mm
Max trunk capacity
-
Max trunk capacity
1,530 L
Payload
115 - 715 kg
Payload
710 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
387 - 605 HP
Power HP
707 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
310 km/h
Torque
760 - 1,164 Nm
Torque
900 Nm
Number of Cylinders
6 - 8
Number of Cylinders
8
Power kW
285 - 445 kW
Power kW
520 kW
Engine capacity
2,989 - 3,982 cm3
Engine capacity
3,982 cm3

General
Model Year
2,025 - 2,026
Model Year
2022
CO2 Efficiency Class
G, A
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Aston Martin
What drivetrain options does the Mercedes G Class have?

The Mercedes G Class 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.