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BMW Z4 vs Aston Martin DBS Superleggera Convertible comparison

Compare performance (340 HP vs 770 HP), boot space and price (43,500 £ vs 328,300 £ ) at a glance. Find out which car is the better choice for you – BMW Z4 or Aston Martin DBS Superleggera Convertible?

BMW Z4 vs Aston Martin DBS Superleggera Convertible: Key differences

BMW Z4

4.4 (1 Reviews)
rate
  • considerably cheaper
  • substantially more efficient
  • markedly lighter
  • barely more trunk space
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Aston Martin DBS Superleggera Convertible

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

Z4

Costs and Efficiency:

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

BMW Z4 is considerably cheaper – starting at 43,500 £ , while the Aston Martin DBS Superleggera Convertible costs 328,300 £ . That’s a price difference of around 284,828 £.

Fuel consumption also shows a difference: the BMW Z4 uses 6.9 L/100km and is substantially more efficient than the Aston Martin DBS Superleggera Convertible with 13.5 L/100km. The difference is about 6.6 L/100km.

DBS Superleggera Convertible

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 DBS Superleggera Convertible offers considerably more power – delivering 770 HP compared to 340 HP. That’s roughly 430 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBS Superleggera Convertible is markedly quicker – completing the sprint in 3.6 s, while the BMW Z4 takes 4.5 s. That’s about 0.9 s quicker.

There’s also a difference in torque: the Aston Martin DBS Superleggera Convertible delivers considerably more torque with 900 Nm compared to 500 Nm. That’s about 400 Nm more.

Z4

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Aston Martin DBS Superleggera Convertible offers more seats – 4 vs 2.

In terms of curb weight, BMW Z4 is markedly lighter – 1,510 kg compared to 1,945 kg. The difference is around 435 kg.

Looking at boot space, the BMW Z4 offers barely more boot space – 281 L compared to 260 L. That’s a difference of about 21 L.

When it comes to payload, the Aston Martin DBS Superleggera Convertible carries significantly more – 420 kg compared to 235 kg. That’s a difference of about 185 kg.

Who wins the race in the data check?

The BMW Z4 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 £43,500
Z4

BMW Z4

  • Engine Type : Petrol
  • Transmission : Manuel, Automatic
  • Drive Type : Rear-Wheel Drive
  • Power HP : 197 - 340 HP
  • Consumption L/100km : 6.9 - 8.5 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

BMW Z4

The BMW Z4 is a taut, road-hugging roadster that pairs elegant, low-slung styling with a roof you can drop on a sunny whim, delivering that pure, wind-in-your-hair driving thrill few cars manage to match. It’s an ideal weekend companion for drivers who prefer engagement over practicality — bring good shoes rather than a lot of luggage, and you’ll get a grin every time you turn the wheel.

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P90479454_highRes_bmw-z4-m40i-09-2022
P90479457_highRes_bmw-z4-m40i-09-2022
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P90479471_highRes_bmw-z4-m40i-09-2022

Reviews BMW Z4

4.4 (1 Reviews)
rate
Maingard
26 Apr 2026, 13:19:10

Responsive car, very high-performing, very agile in corners.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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.

details
968E254A-95E3-47B3-9A09-BF6CB5A3A612
542B5DC8-FC27-49D7-9DA3-721D4BAE7BF6

Reviews Aston Martin DBS Superleggera Convertible

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

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Aston Martin DBS Superleggera Convertible

Costs and Consumption
Price
43,500 - 65,300 £
Price
328,300 £
Consumption L/100km
6.9 - 8.5 L/100km
Consumption L/100km
13.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
157 - 191 g/km
co2
314 g/km
Fuel tank capacity
-
Fuel tank capacity
75 L

Dimensions and Body
Body Type
Roadster
Body Type
Convertible
Seats
2
Seats
4
Doors
-
Doors
2
Curb weight
1,510 - 1,640 kg
Curb weight
1,945 kg
Trunk capacity
281 L
Trunk capacity
260 L
Length
-
Length
4,715 mm
Width
1,864 mm
Width
1,970 mm
Height
-
Height
1,295 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
215 - 235 kg
Payload
420 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
197 - 340 HP
Power HP
770 HP
Acceleration 0-100km/h
4.5 - 6.8 s
Acceleration 0-100km/h
3.6 s
Max Speed
-
Max Speed
340 km/h
Torque
320 - 500 Nm
Torque
900 Nm
Number of Cylinders
4 - 6
Number of Cylinders
12
Power kW
145 - 250 kW
Power kW
566 kW
Engine capacity
1,998 - 2,998 cm3
Engine capacity
5,204 cm3

General
Model Year
2,025 - 2,026
Model Year
2023
CO2 Efficiency Class
F, G
CO2 Efficiency Class
G
Brand
BMW
Brand
Aston Martin
Is the BMW Z4 offered with different drivetrains?

The BMW Z4 is available as 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.