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Aston Martin DBX vs BMW 3 Series Saloon comparison

Compare performance (727 HP vs 530 HP), boot space and price (168,900 £ vs 39,900 £ ) at a glance. Find out which car is the better choice for you – Aston Martin DBX or BMW 3 Series Saloon?

Aston Martin DBX vs BMW 3 Series Saloon: Key differences

Aston Martin DBX

  • clearly more power
  • very slightly quicker 0–100 km/h
  • very slightly more trunk space
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BMW 3 Series Saloon

  • significantly cheaper
  • substantially more efficient
  • considerably lighter
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By Achim Sedelmaier

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

DBX

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 3 Series Saloon is significantly cheaper – starting at 39,900 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 128,915 £.

Fuel consumption also shows a difference: the BMW 3 Series Saloon uses 2.4 L/100km and is substantially more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 11.8 L/100km.

3 Series Saloon

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 clearly more power – delivering 727 HP compared to 530 HP. That’s roughly 197 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is very slightly quicker – completing the sprint in 3.3 s, while the BMW 3 Series Saloon takes 3.5 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers markedly more torque with 900 Nm compared to 700 Nm. That’s about 200 Nm more.

DBX

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, BMW 3 Series Saloon is considerably lighter – 1,575 kg compared to 2,320 kg. The difference is around 745 kg.

Looking at boot space, the Aston Martin DBX offers very slightly more boot space – 491 L compared to 480 L. That’s a difference of about 11 L.

When it comes to payload, the Aston Martin DBX carries visibly more – 710 kg compared to 495 kg. That’s a difference of about 215 kg.

Who wins the race in the data check?

The BMW 3 Series Saloon is clearly superior 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 £39,900
3 Series Saloon

BMW 3 Series Saloon

  • Engine Type Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
  • Transmission Automatic, Manuel
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 150 - 530 HP
  • Consumption L/100km 2.4 - 10.1 L/100km
  • Electric Range 96 - 101 km
Aston Martin DBX
BMW 3 Series Saloon

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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 3 Series Saloon

The BMW 3 Series saloon is a driver's car in a suit, blending poised handling with a cabin that feels more premium than its practicality suggests. It’s composed enough for daily duties yet playful enough to keep weekend drives interesting, making it a sensible choice for buyers who still want to have fun.

details
Aston Martin DBX
BMW 3 Series Saloon

Costs and Consumption

Price
168,900 - 213,400 £
Price
39,900 - 92,200 £
Consumption L/100km
14.2 L/100km
Consumption L/100km
2.4 - 10.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
96 - 101 km
Battery Capacity
-
Battery Capacity
-
co2
323 g/km
co2
54 - 227 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,320 kg
Curb weight
1,575 - 1,960 kg
Trunk capacity
491 L
Trunk capacity
375 - 480 L
Length
-
Length
-
Width
1,998 mm
Width
1,827 - 1,903 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
710 kg
Payload
405 - 495 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic, Manuel
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox, Manual Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
707 - 727 HP
Power HP
150 - 530 HP
Acceleration 0-100km/h
3.3 s
Acceleration 0-100km/h
3.5 - 8.6 s
Max Speed
-
Max Speed
-
Torque
900 Nm
Torque
250 - 700 Nm
Number of Cylinders
8
Number of Cylinders
4 - 6
Power kW
520 - 535 kW
Power kW
110 - 390 kW
Engine capacity
3,982 cm3
Engine capacity
1,995 - 2,998 cm3

General

Model Year
2,022 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G
CO2 Efficiency Class
D, E, F, G, B
Brand
Aston Martin
Brand
BMW
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.