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BMW 4 Series Convertible vs Aston Martin DBX comparison
Compare performance (530 HP vs 727 HP), boot space and price (52,600 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Aston Martin DBX?
4 Series Convertible
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
BMW 4 Series Convertible is clearly cheaper – starting at 52,600 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 116,229 £.
Fuel consumption also shows a difference: the BMW 4 Series Convertible uses 5.2 L/100km and is significantly more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 9 L/100km.
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 530 HP. That’s roughly 197 HP more horsepower.
When accelerating from 0 to 100 km/h, the Aston Martin DBX is slightly quicker – completing the sprint in 3.3 s, while the BMW 4 Series Convertible takes 3.7 s. That’s about 0.4 s quicker.
There’s also a difference in torque: the Aston Martin DBX delivers clearly more torque with 900 Nm compared to 700 Nm. That’s about 200 Nm more.
4 Series Convertible
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.
Seats: Aston Martin DBX offers more seats – 5 vs 4.
In terms of curb weight, BMW 4 Series Convertible is noticeably lighter – 1,765 kg compared to 2,320 kg. The difference is around 555 kg.
Looking at boot space, the Aston Martin DBX offers clearly more boot space – 491 L compared to 385 L. That’s a difference of about 106 L.
When it comes to payload, the Aston Martin DBX carries clearly more – 710 kg compared to 420 kg. That’s a difference of about 290 kg.
Who wins the race in the data check?
The BMW 4 Series Convertible is far ahead 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 £52,600
BMW 4 Series Convertible
BMW 4 Series Convertible
Aston Martin DBX
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BMW 4 Series Convertible
The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.
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
BMW 4 Series Convertible
Aston Martin DBX
Costs and Consumption |
|
|---|---|
|
Price
52,600 - 97,800 £
|
Price
168,900 - 213,400 £
|
|
Consumption L/100km
5.2 - 10.2 L/100km
|
Consumption L/100km
14.2 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
-
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
136 - 231 g/km
|
co2
323 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Convertible
|
Body Type
SUV
|
|
Seats
4
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,765 - 2,055 kg
|
Curb weight
2,320 kg
|
|
Trunk capacity
385 L
|
Trunk capacity
491 L
|
|
Length
-
|
Length
-
|
|
Width
1,852 - 1,887 mm
|
Width
1,998 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
345 - 420 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
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
All-Wheel Drive
|
|
Power HP
184 - 530 HP
|
Power HP
707 - 727 HP
|
|
Acceleration 0-100km/h
3.7 - 8.2 s
|
Acceleration 0-100km/h
3.3 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
300 - 700 Nm
|
Torque
900 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
8
|
|
Power kW
135 - 390 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, F, G
|
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.