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Audi A7 vs Porsche 911 Convertible comparison

Compare performance (630 HP vs 711 HP), boot space and price (55,000 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Audi A7 or Porsche 911 Convertible?

Audi A7 vs Porsche 911 Convertible: Key differences

Audi A7

  • considerably cheaper
  • substantially more efficient
  • clearly more trunk space
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Porsche 911 Convertible

  • somewhat more power
  • markedly quicker 0–100 km/h
  • somewhat lighter
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By Achim Sedelmaier

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

A7

Costs and Efficiency:

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

Audi A7 is considerably cheaper – starting at 55,000 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 82,972 £.

Fuel consumption also shows a difference: the Audi A7 uses 1.2 L/100km and is substantially more efficient than the Porsche 911 Convertible with 10.5 L/100km. The difference is about 9.3 L/100km.

911 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 Porsche 911 Convertible offers somewhat more power – delivering 711 HP compared to 630 HP. That’s roughly 81 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 Audi A7 takes 3.4 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Audi A7 delivers marginally more torque with 850 Nm compared to 800 Nm. That’s about 50 Nm more.

A7

Space and Everyday Use:

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

Both vehicles offer seating for 4 people.

In terms of curb weight, Porsche 911 Convertible is somewhat lighter – 1,572 kg compared to 1,770 kg. The difference is around 198 kg.

Looking at boot space, the Audi A7 offers clearly more boot space – 535 L compared to 373 L. That’s a difference of about 162 L.

When it comes to payload, the Audi A7 carries significantly more – 600 kg compared to 345 kg. That’s a difference of about 255 kg.

Who wins the race in the data check?

The Audi A7 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 £55,000
A7

Audi A7

  • Engine Type Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 204 - 630 HP
  • Consumption L/100km 1.2 - 12.2 L/100km
  • Electric Range 67 - 68 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A7

The Audi A7 wraps elegant fastback lines around a sumptuous, tech-packed cabin that turns everyday drives into something a bit more special. It strikes a polished balance between relaxed comfort and engaging poise, so you’ll enjoy long cruises and spirited backroad runs while arriving in unmistakable style.

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Reviews Audi A7

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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

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Costs and Consumption
Price
55,000 - 117,900 £
Price
138,000 - 244,500 £
Consumption L/100km
1.2 - 12.2 L/100km
Consumption L/100km
10.5 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
67 - 68 km
Electric Range
-
Battery Capacity
14.4 kWh
Battery Capacity
-
co2
28 - 276 g/km
co2
237 - 310 g/km
Fuel tank capacity
52 - 73 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Convertible
Seats
4
Seats
2 - 4
Doors
5
Doors
-
Curb weight
1,770 - 2,150 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
380 - 535 L
Trunk capacity
163 - 373 L
Length
4,969 - 5,009 mm
Length
-
Width
1,908 - 1,950 mm
Width
1,852 - 1,900 mm
Height
1,422 - 1,424 mm
Height
-
Max trunk capacity
1,235 - 1,390 L
Max trunk capacity
-
Payload
510 - 600 kg
Payload
195 - 345 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 630 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
3.4 - 8.1 s
Acceleration 0-100km/h
2.6 - 4.7 s
Max Speed
245 - 280 km/h
Max Speed
-
Torque
370 - 850 Nm
Torque
450 - 800 Nm
Number of Cylinders
4 - 8
Number of Cylinders
6
Power kW
150 - 463 kW
Power kW
290 - 523 kW
Engine capacity
1,968 - 3,996 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2,023 - 2,024
Model Year
2,024 - 2,026
CO2 Efficiency Class
E, F, B, G
CO2 Efficiency Class
G
Brand
Audi
Brand
Porsche
Is the Audi A7 offered with different drivetrains?

Available configurations include 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.