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BMW iX3 vs Aston Martin DBX comparison

Compare performance (469 HP vs 727 HP), boot space and price (54,300 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – BMW iX3 or Aston Martin DBX?

BMW iX3 vs Aston Martin DBX: Key differences

BMW iX3

4.6 (4 Reviews)
rate
  • considerably cheaper
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Aston Martin DBX

  • markedly more power
  • considerably quicker 0–100 km/h
  • marginally 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

iX3

Costs and Efficiency:

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

BMW iX3 is considerably cheaper – starting at 54,300 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 114,515 £.

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 markedly more power – delivering 727 HP compared to 469 HP. That’s roughly 258 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is considerably quicker – completing the sprint in 3.3 s, while the BMW iX3 takes 4.9 s. That’s about 1.6 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers markedly more torque with 900 Nm compared to 645 Nm. That’s about 255 Nm more.

iX3

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Aston Martin DBX is marginally lighter – 2,320 kg compared to 2,360 kg. The difference is around 40 kg.

When it comes to payload, the Aston Martin DBX carries clearly more – 710 kg compared to 465 kg. That’s a difference of about 245 kg.

Who wins the race in the data check?

The BMW iX3 is decisively ahead 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 £54,300
iX3

BMW iX3

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 320 - 469 HP
  • Consumption kWh/100km 14.6 - 15.1 kWh/100km
  • Electric Range 635 - 805 km
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Aston Martin DBX

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW iX3

The BMW iX3 is an electric SUV that delivers the composed, premium driving experience BMW buyers expect. With a calm, refined cabin and practical everyday usability, it’s a strong choice for those who want electric motoring without giving up luxury and comfort.

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Reviews BMW iX3

4.6 (4 Reviews)
rate
Johan
20 Sept 2025, 16:15:37

Nice range, fast charging and… bidirectional charging!!

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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Reviews Aston Martin DBX

No reviews yet. Share your experience and help others decide.

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Aston Martin DBX

Costs and Consumption
Price
54,300 - 66,300 £
Price
168,900 - 213,400 £
Consumption L/100km
-
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
14.6 - 15.1 kWh/100km
Consumption kWh/100km
-
Electric Range
635 - 805 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
2,360 kg
Curb weight
2,320 kg
Trunk capacity
-
Trunk capacity
491 L
Length
-
Length
-
Width
1,895 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
465 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, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
320 - 469 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
4.9 - 5.9 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
500 - 645 Nm
Torque
900 Nm
Number of Cylinders
-
Number of Cylinders
8
Power kW
235 - 345 kW
Power kW
520 - 535 kW
Engine capacity
-
Engine capacity
3,982 cm3

General
Model Year
2026
Model Year
2,022 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
BMW
Brand
Aston Martin
What drive types are available for the BMW iX3?

Available configurations include All-Wheel Drive or Rear-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.