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Aston Martin Vanquish vs Porsche 911 Convertible comparison

Compare performance (835 HP vs 711 HP), boot space and price (330,900 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Aston Martin Vanquish or Porsche 911 Convertible?

Aston Martin Vanquish vs Porsche 911 Convertible: Key differences

Aston Martin Vanquish

  • somewhat more power
details

Porsche 911 Convertible

  • substantially cheaper
  • noticeably more efficient
  • markedly quicker 0–100 km/h
  • noticeably lighter
  • visibly more trunk space
details

By Achim Sedelmaier

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

Vanquish

Costs and Efficiency:

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

Porsche 911 Convertible is substantially cheaper – starting at 138,000 £ , while the Aston Martin Vanquish costs 330,900 £ . That’s a price difference of around 192,857 £.

Fuel consumption also shows a difference: the Porsche 911 Convertible uses 10.5 L/100km and is noticeably more efficient than the Aston Martin Vanquish with 13.7 L/100km. The difference is about 3.2 L/100km.

911 Convertible

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 Vanquish offers somewhat more power – delivering 835 HP compared to 711 HP. That’s roughly 124 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Convertible is markedly quicker – completing the sprint in 2.6 s, while the Aston Martin Vanquish takes 3.3 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Aston Martin Vanquish delivers somewhat more torque with 1,000 Nm compared to 800 Nm. That’s about 200 Nm more.

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: Porsche 911 Convertible offers more seats – 4 vs 2.

In terms of curb weight, Porsche 911 Convertible is noticeably lighter – 1,572 kg compared to 1,910 kg. The difference is around 338 kg.

Looking at boot space, the Porsche 911 Convertible offers visibly more boot space – 373 L compared to 248 L. That’s a difference of about 125 L.

Who wins the race in the data check?

The Porsche 911 Convertible 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 £138,000
911 Convertible

Porsche 911 Convertible

  • Engine Type Petrol, Full Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 394 - 711 HP
  • Consumption L/100km 10.5 - 13.7 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Aston Martin Vanquish

The Aston Martin Vanquish wraps brutal power in impossibly elegant coachwork, turning every commute into a cinematic entrance. It’s a driver’s car that pampers with sumptuous finishes while subtly reminding you that discretion was never part of its vocabulary.

details
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Reviews Aston Martin Vanquish

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

Porsche 911 Convertible

The Porsche 911 Cabriolet transforms the iconic silhouette into an open‑air weapon, offering roof-down glamour and razor-sharp handling that still feels perfectly composed on normal roads. It’s the kind of car that serves daily duties with surprising ease while delivering intoxicating engine music and a grin factor that makes every trip feel like a small victory.

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Reviews Porsche 911 Convertible

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Aston Martin Vanquish
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Costs and Consumption
Price
330,900 - 357,400 £
Price
138,000 - 244,500 £
Consumption L/100km
13.7 L/100km
Consumption L/100km
10.5 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
312 g/km
co2
237 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe, Convertible
Body Type
Convertible
Seats
2
Seats
2 - 4
Doors
-
Doors
-
Curb weight
1,910 - 2,005 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
219 - 248 L
Trunk capacity
163 - 373 L
Length
-
Length
-
Width
2,044 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
-
Payload
195 - 345 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
835 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
3.3 - 3.4 s
Acceleration 0-100km/h
2.6 - 4.7 s
Max Speed
-
Max Speed
-
Torque
1,000 Nm
Torque
450 - 800 Nm
Number of Cylinders
12
Number of Cylinders
6
Power kW
614 kW
Power kW
290 - 523 kW
Engine capacity
5,204 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Aston Martin
Brand
Porsche
What drive types are available for the Aston Martin Vanquish?

Available configurations include 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.