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BMW 4 Series Gran Coupe vs Aston Martin DBX comparison

Compare performance (392 HP vs 727 HP), boot space and price (46,200 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Gran Coupe or Aston Martin DBX?

BMW 4 Series Gran Coupe vs Aston Martin DBX: Key differences

BMW 4 Series Gran Coupe

  • significantly cheaper
  • significantly more efficient
  • noticeably lighter
details

Aston Martin DBX

  • significantly more power
  • visibly quicker 0–100 km/h
  • only slightly more trunk space
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By Achim Sedelmaier

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

4 Series Gran Coupe

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

BMW 4 Series Gran Coupe is significantly cheaper – starting at 46,200 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 122,657 £.

Fuel consumption also shows a difference: the BMW 4 Series Gran Coupe uses 5 L/100km and is significantly more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 9.2 L/100km.

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 offers significantly more power – delivering 727 HP compared to 392 HP. That’s roughly 335 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is visibly quicker – completing the sprint in 3.3 s, while the BMW 4 Series Gran Coupe takes 4.6 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers noticeably more torque with 900 Nm compared to 650 Nm. That’s about 250 Nm more.

4 Series Gran Coupe

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 4 Series Gran Coupe is noticeably lighter – 1,695 kg compared to 2,320 kg. The difference is around 625 kg.

Looking at boot space, the Aston Martin DBX offers only slightly more boot space – 491 L compared to 470 L. That’s a difference of about 21 L.

When it comes to payload, the Aston Martin DBX carries clearly more – 710 kg compared to 480 kg. That’s a difference of about 230 kg.

Who wins the race in the data check?

The BMW 4 Series Gran Coupe 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 £46,200
4 Series Gran Coupe

BMW 4 Series Gran Coupe

  • Engine Type Diesel MHEV, Petrol, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 184 - 392 HP
  • Consumption L/100km 5 - 7.8 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 4 Series Gran Coupe

The BMW 4 Series Gran Coupe marries coupe-like drama with hatchback practicality, offering a sloping roofline that still lets you load bags without a wrestling match. It steers with familiar BMW poise, so buyers after sporty looks and everyday usability get the best of both worlds—and a car that makes the commute feel a bit more glamorous.

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Reviews BMW 4 Series Gran Coupe

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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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Reviews Aston Martin DBX

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Aston Martin DBX

Costs and Consumption
Price
46,200 - 68,800 £
Price
168,900 - 213,400 £
Consumption L/100km
5 - 7.8 L/100km
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
131 - 179 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 1,935 kg
Curb weight
2,320 kg
Trunk capacity
470 L
Trunk capacity
491 L
Length
-
Length
-
Width
1,852 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
480 kg
Payload
710 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
184 - 392 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
4.6 - 7.9 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
300 - 650 Nm
Torque
900 Nm
Number of Cylinders
4 - 6
Number of Cylinders
8
Power kW
135 - 288 kW
Power kW
520 - 535 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
3,982 cm3

General
Model Year
2,024 - 2,025
Model Year
2,022 - 2,025
CO2 Efficiency Class
E, D, F, G
CO2 Efficiency Class
G
Brand
BMW
Brand
Aston Martin
What drivetrain options does the BMW 4 Series Gran Coupe have?

The BMW 4 Series Gran Coupe is offered with 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.