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Audi A5 Sportback vs Ford Mustang Convertible comparison

Compare performance (639 HP vs 446 HP), boot space and price (40,200 £ vs 56,900 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Ford Mustang Convertible?

Audi A5 Sportback vs Ford Mustang Convertible: Key differences

Audi A5 Sportback

  • considerably cheaper
  • markedly more power
  • considerably more efficient
  • visibly quicker 0–100 km/h
  • marginally lighter
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Ford Mustang Convertible

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By Achim Sedelmaier

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

A5 Sportback

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Audi A5 Sportback is considerably cheaper – starting at 40,200 £ , while the Ford Mustang Convertible costs 56,900 £ . That’s a price difference of around 16,714 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is considerably more efficient than the Ford Mustang Convertible with 12.3 L/100km. The difference is about 10.3 L/100km.

Mustang 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 Audi A5 Sportback offers markedly more power – delivering 639 HP compared to 446 HP. That’s roughly 193 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Sportback is visibly quicker – completing the sprint in 3.7 s, while the Ford Mustang Convertible takes 5 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Audi A5 Sportback delivers visibly more torque with 825 Nm compared to 540 Nm. That’s about 285 Nm more.

A5 Sportback

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: Audi A5 Sportback offers more seats – 5 vs 4.

In terms of curb weight, Audi A5 Sportback is marginally lighter – 1,770 kg compared to 1,876 kg. The difference is around 106 kg.

When it comes to payload, the Audi A5 Sportback carries visibly more – 530 kg compared to 324 kg. That’s a difference of about 206 kg.

Who wins the race in the data check?

The Audi A5 Sportback 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 £40,200
A5 Sportback

Audi A5 Sportback

  • Engine Type : Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Front-Wheel Drive
  • Power HP : 150 - 639 HP
  • Consumption L/100km : 2 - 7.6 L/100km
  • Electric Range : 84 - 110 km
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Audi A5 Sportback
Ford Mustang Convertible

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

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Reviews Audi A5 Sportback

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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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Audi A5 Sportback
Ford Mustang Convertible

Costs and Consumption
Price
40,200 - 91,000 £
Price
56,900 - 59,900 £
Consumption L/100km
2 - 7.6 L/100km
Consumption L/100km
12.3 - 12.4 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
84 - 110 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
45 - 172 g/km
co2
280 - 282 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
-
Curb weight
1,770 - 2,430 kg
Curb weight
1,876 kg
Trunk capacity
331 L
Trunk capacity
-
Length
-
Length
-
Width
1,860 - 1,952 mm
Width
1,916 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 530 kg
Payload
319 - 324 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
150 - 639 HP
Power HP
446 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
5 - 5.4 s
Max Speed
-
Max Speed
-
Torque
280 - 825 Nm
Torque
540 Nm
Number of Cylinders
4 - 6
Number of Cylinders
8
Power kW
110 - 470 kW
Power kW
328 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
5,038 cm3

General
Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
G
Brand
Audi
Brand
Ford
What drivetrain options does the Audi A5 Sportback have?

The Audi A5 Sportback is available as All-Wheel Drive or Front-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.