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Ford Mustang Convertible vs Porsche 911 Convertible comparison

Compare performance (446 HP vs 711 HP), boot space and price (56,900 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Ford Mustang Convertible or Porsche 911 Convertible?

Ford Mustang Convertible vs Porsche 911 Convertible: Key differences

Ford Mustang Convertible

  • significantly cheaper
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Porsche 911 Convertible

  • clearly more power
  • somewhat more efficient
  • substantially quicker 0–100 km/h
  • a bit lighter
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By Achim Sedelmaier

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

Mustang Convertible

Costs and Efficiency:

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

Ford Mustang Convertible is significantly cheaper – starting at 56,900 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 81,086 £.

Fuel consumption also shows a difference: the Porsche 911 Convertible uses 10.5 L/100km and is somewhat more efficient than the Ford Mustang Convertible with 12.3 L/100km. The difference is about 1.8 L/100km.

911 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 Porsche 911 Convertible offers clearly more power – delivering 711 HP compared to 446 HP. That’s roughly 265 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Convertible is substantially quicker – completing the sprint in 2.6 s, while the Ford Mustang Convertible takes 5 s. That’s about 2.4 s quicker.

There’s also a difference in torque: the Porsche 911 Convertible delivers noticeably more torque with 800 Nm compared to 540 Nm. That’s about 260 Nm more.

Mustang Convertible

Space and Everyday Use:

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

Both vehicles offer seating for 4 people.

In terms of curb weight, Porsche 911 Convertible is a bit lighter – 1,572 kg compared to 1,876 kg. The difference is around 304 kg.

When it comes to payload, the Porsche 911 Convertible carries only slightly more – 345 kg compared to 324 kg. That’s a difference of about 21 kg.

Who wins the race in the data check?

The Porsche 911 Convertible is decisively ahead 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

Ford Mustang Convertible

The Ford Mustang Convertible makes every drive feel like a small celebration, its exhaust note and open-air drama turning mundane routes into showstoppers. It’s a car that doubles as a weekend mood lifter and a credible everyday companion, blending swagger with surprising practicality.

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Reviews Ford Mustang Convertible

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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

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

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Porsche 911 Convertible

Costs and Consumption
Price
56,900 - 59,900 £
Price
138,000 - 244,500 £
Consumption L/100km
12.3 - 12.4 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
280 - 282 g/km
co2
237 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Convertible
Body Type
Convertible
Seats
4
Seats
2 - 4
Doors
-
Doors
-
Curb weight
1,876 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
-
Trunk capacity
163 - 373 L
Length
-
Length
-
Width
1,916 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
319 - 324 kg
Payload
195 - 345 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol, Full Hybrid
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
446 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
5 - 5.4 s
Acceleration 0-100km/h
2.6 - 4.7 s
Max Speed
-
Max Speed
-
Torque
540 Nm
Torque
450 - 800 Nm
Number of Cylinders
8
Number of Cylinders
6
Power kW
328 kW
Power kW
290 - 523 kW
Engine capacity
5,038 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2025
Model Year
2,024 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Ford
Brand
Porsche
Is the Ford Mustang Convertible offered with different drivetrains?

The Ford Mustang Convertible 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.