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Mercedes GLA vs Aston Martin DBX - Differences and prices compared

Compare performance (421 HP vs 707 HP), boot space and price (38800 £ vs 204400 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or Aston Martin DBX?

Mercedes GLA

4.7 (2 Reviews)
rate

Aston Martin DBX

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

GLA

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 GLA has a clearly advantage in terms of price – it starts at 38800 £ , while the Aston Martin DBX costs 204400 £ . That’s a price difference of around 165592 £.

Fuel consumption also shows a difference: Mercedes GLA manages with 2.90 L and is therefore convincingly more efficient than the Aston Martin DBX with 14.20 L. The difference is about 11.30 L per 100 km.

DBX

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Aston Martin DBX has a decisively edge – offering 707 HP compared to 421 HP. That’s roughly 286 HP more horsepower.

In acceleration from 0 to 100 km/h, the Aston Martin DBX is noticeable quicker – completing the sprint in 3.30 s, while the Mercedes GLA takes 4.30 s. That’s about 1 s faster.

In terms of top speed, the Aston Martin DBX performs slightly better – reaching 310 km/h, while the Mercedes GLA tops out at 270 km/h. The difference is around 40 km/h.

There’s also a difference in torque: Aston Martin DBX pulls significantly stronger with 900 Nm compared to 500 Nm. That’s about 400 Nm difference.

GLA

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 curb weight, Mercedes GLA is decisively lighter – 1570 kg compared to 2320 kg. The difference is around 750 kg.

In terms of boot space, the Aston Martin DBX offers slightly more room – 491 L compared to 435 L. That’s a difference of about 56 L.

In maximum load capacity, the Aston Martin DBX performs hardly perceptible better – up to 1530 L, which is about 100 L more than the Mercedes GLA.

When it comes to payload, Aston Martin DBX distinct takes the win – 710 kg compared to 500 kg. That’s a difference of about 210 kg.

Who wins the race in the data check?

The Mercedes GLA sits well ahead of its rival 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.

Mercedes GLA
Aston Martin DBX

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis
from about £38,800
GLA

Mercedes GLA

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.9 - 9.5 L
  • Electric Range : 74 km

Mercedes GLA

4.7 (2 Reviews)
rate

The Mercedes GLA blends Mercedes style with compact crossover practicality, looking sharper than its size suggests while still feeling purposeful around town. Inside it serves up premium materials and tech-forward ergonomics, and the composed ride makes it an appealing pick for buyers who want luxury wrapped in a city-friendly package with a wink of adventurous spirit.

details

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.

details
Mercedes GLA
Aston Martin DBX

Costs and Consumption

Price
38800 - 75300 £
Price
204400 £
Consumption L/100km
2.9 - 9.5 L
Consumption L/100km
14.20 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
-
Battery Capacity
12.90 kWh
Battery Capacity
-
co2
66 - 216 g/km
co2
323 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
87 L

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1570 - 1810 kg
Curb weight
2320 kg
Trunk capacity
385 - 435 L
Trunk capacity
491 L
Length
4412 - 4443 mm
Length
5039 mm
Width
1834 - 1849 mm
Width
1998 mm
Height
1590 - 1616 mm
Height
1680 mm
Max trunk capacity
1385 - 1430 L
Max trunk capacity
1530 L
Payload
480 - 500 kg
Payload
710 kg

Engine and Performance

Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, 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
All-Wheel Drive
Power HP
116 - 421 HP
Power HP
707 HP
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
3.30 s
Max Speed
190 - 270 km/h
Max Speed
310 km/h
Torque
230 - 500 Nm
Torque
900 Nm
Number of Cylinders
4
Number of Cylinders
8
Power kW
85 - 310 kW
Power kW
520 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
3982 cm3

General

Model Year
2024 - 2025
Model Year
2022
CO2 Efficiency Class
B, E, F, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Aston Martin
What drivetrain options does the Mercedes GLA have?

Available configurations include Front-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.