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BMW iX vs Aston Martin DBX comparison

Compare performance (659 HP vs 727 HP), boot space and price (71,600 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – BMW iX or Aston Martin DBX?

BMW iX vs Aston Martin DBX: Key differences

BMW iX

4.2 (3 Reviews)
rate
  • clearly cheaper
  • only slightly more trunk space
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Aston Martin DBX

  • marginally more power
  • somewhat quicker 0–100 km/h
  • very slightly lighter
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

iX

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.

BMW iX is clearly cheaper – starting at 71,600 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 97,286 £.

DBX

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 DBX offers marginally more power – delivering 727 HP compared to 659 HP. That’s roughly 68 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is somewhat quicker – completing the sprint in 3.3 s, while the BMW iX takes 3.8 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the BMW iX delivers a bit more torque with 1,015 Nm compared to 900 Nm. That’s about 115 Nm more.

iX

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Aston Martin DBX is very slightly lighter – 2,320 kg compared to 2,525 kg. The difference is around 205 kg.

Looking at boot space, the BMW iX offers only slightly more boot space – 500 L compared to 491 L. That’s a difference of about 9 L.

When it comes to payload, the Aston Martin DBX carries a bit more – 710 kg compared to 575 kg. That’s a difference of about 135 kg.

Who wins the race in the data check?

The BMW iX 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 £71,600
iX

BMW iX

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 408 - 659 HP
  • Consumption kWh/100km 17.8 - 20.6 kWh/100km
  • Electric Range 600 - 701 km
BMW iX
Aston Martin DBX

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW iX

The BMW iX arrives like a tech-rich luxury SUV that refuses to shout, offering a serene yet authoritative road presence that suits both city commutes and long-distance cruising. Inside, its minimalist cabin wraps high-quality materials and clever interfaces around a driver-focused layout, making it feel more like a forward-thinking lounge than just another electric appliance — and yes, it still delivers the dynamic driving character you'd expect from a BMW.

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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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BMW iX
Aston Martin DBX

Costs and Consumption

Price
71,600 - 108,400 £
Price
168,900 - 213,400 £
Consumption L/100km
-
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Consumption kWh/100km
-
Electric Range
600 - 701 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,525 - 2,655 kg
Curb weight
2,320 kg
Trunk capacity
500 L
Trunk capacity
491 L
Length
-
Length
-
Width
1,970 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 575 kg
Payload
710 kg

Engine and Performance

Engine Type
Electric
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
408 - 659 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
700 - 1,015 Nm
Torque
900 Nm
Number of Cylinders
-
Number of Cylinders
8
Power kW
300 - 485 kW
Power kW
520 - 535 kW
Engine capacity
-
Engine capacity
3,982 cm3

General

Model Year
2025
Model Year
2,022 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
BMW
Brand
Aston Martin
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.