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BMW 4 Series Gran Coupe vs Aston Martin DBS Superleggera Convertible comparison

Compare performance (392 HP vs 770 HP), boot space and price (45,700 £ vs 328,300 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Gran Coupe or Aston Martin DBS Superleggera Convertible?

BMW 4 Series Gran Coupe vs Aston Martin DBS Superleggera Convertible: Key differences

BMW 4 Series Gran Coupe

  • considerably cheaper
  • clearly more efficient
  • somewhat lighter
  • substantially more trunk space
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Aston Martin DBS Superleggera Convertible

  • substantially more power
  • noticeably quicker 0–100 km/h
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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:

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

BMW 4 Series Gran Coupe is considerably cheaper – starting at 45,700 £ , while the Aston Martin DBS Superleggera Convertible costs 328,300 £ . That’s a price difference of around 282,600 £.

Fuel consumption also shows a difference: the BMW 4 Series Gran Coupe uses 5 L/100km and is clearly more efficient than the Aston Martin DBS Superleggera Convertible with 13.5 L/100km. The difference is about 8.5 L/100km.

DBS Superleggera Convertible

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Aston Martin DBS Superleggera Convertible offers substantially more power – delivering 770 HP compared to 392 HP. That’s roughly 378 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBS Superleggera Convertible is noticeably quicker – completing the sprint in 3.6 s, while the BMW 4 Series Gran Coupe takes 4.6 s. That’s about 1 s quicker.

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

4 Series Gran Coupe

Space and Everyday Use:

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

Seats: BMW 4 Series Gran Coupe offers more seats – 5 vs 4.

In terms of curb weight, BMW 4 Series Gran Coupe is somewhat lighter – 1,695 kg compared to 1,945 kg. The difference is around 250 kg.

Looking at boot space, the BMW 4 Series Gran Coupe offers substantially more boot space – 470 L compared to 260 L. That’s a difference of about 210 L.

When it comes to payload, the BMW 4 Series Gran Coupe carries slightly more – 480 kg compared to 420 kg. That’s a difference of about 60 kg.

Who wins the race in the data check?

The BMW 4 Series Gran Coupe 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 £45,700
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
BMW 4 Series Gran Coupe
Aston Martin DBS Superleggera Convertible

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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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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Aston Martin DBS Superleggera Convertible

The Aston Martin DBS Superleggera Volante is a roof‑down super GT that turns everyday drives into cinematic moments, its low‑slung stance and wide shoulders demanding attention wherever it goes. Beneath that elegant skin it feels ferocious and composed in equal measure, perfect for buyers who want exotic drama without giving up grand tourer comfort.

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BMW 4 Series Gran Coupe
Aston Martin DBS Superleggera Convertible

Costs and Consumption

Price
45,700 - 68,800 £
Price
328,300 £
Consumption L/100km
5 - 7.8 L/100km
Consumption L/100km
13.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
131 - 179 g/km
co2
314 g/km
Fuel tank capacity
-
Fuel tank capacity
75 L

Dimensions and Body

Body Type
Hatchback
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
2
Curb weight
1,695 - 1,935 kg
Curb weight
1,945 kg
Trunk capacity
470 L
Trunk capacity
260 L
Length
-
Length
4,715 mm
Width
1,852 mm
Width
1,970 mm
Height
-
Height
1,295 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
480 kg
Payload
420 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
Rear-Wheel Drive
Power HP
184 - 392 HP
Power HP
770 HP
Acceleration 0-100km/h
4.6 - 7.9 s
Acceleration 0-100km/h
3.6 s
Max Speed
-
Max Speed
340 km/h
Torque
300 - 650 Nm
Torque
900 Nm
Number of Cylinders
4 - 6
Number of Cylinders
12
Power kW
135 - 288 kW
Power kW
566 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
5,204 cm3

General

Model Year
2,024 - 2,025
Model Year
2023
CO2 Efficiency Class
E, D, 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.