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Audi A5 Avant vs Porsche 911 Coupe comparison

Compare performance (639 HP vs 711 HP), boot space and price (41,600 £ vs 116,800 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Avant or Porsche 911 Coupe?

Audi A5 Avant vs Porsche 911 Coupe: Key differences

Audi A5 Avant

  • significantly cheaper
  • significantly more efficient

Porsche 911 Coupe

  • slightly more power
  • clearly quicker 0–100 km/h
  • somewhat lighter
  • very slightly more trunk space

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

A5 Avant

Costs and Efficiency:

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

Audi A5 Avant is significantly cheaper – starting at 41,600 £ , while the Porsche 911 Coupe costs 116,800 £ . That’s a price difference of around 75,214 £.

Fuel consumption also shows a difference: the Audi A5 Avant uses 2.1 L/100km and is significantly more efficient than the Porsche 911 Coupe with 10.1 L/100km. The difference is about 8 L/100km.

911 Coupe

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 Coupe offers slightly more power – delivering 711 HP compared to 639 HP. That’s roughly 72 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Coupe is clearly quicker – completing the sprint in 2.5 s, while the Audi A5 Avant takes 3.7 s. That’s about 1.2 s quicker.

Looking at top speed, the Porsche 911 Coupe is visibly faster – reaching 313 km/h, while the Audi A5 Avant tops out at 250 km/h. The difference is around 63 km/h.

There’s also a difference in torque: the Audi A5 Avant delivers only slightly more torque with 825 Nm compared to 800 Nm. That’s about 25 Nm more.

A5 Avant

Space and Everyday Use:

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

Seats: Audi A5 Avant offers more seats – 5 vs 2.

In terms of curb weight, Porsche 911 Coupe is somewhat lighter – 1,525 kg compared to 1,785 kg. The difference is around 260 kg.

Looking at boot space, the Porsche 911 Coupe offers very slightly more boot space – 373 L compared to 361 L. That’s a difference of about 12 L.

When it comes to payload, the Audi A5 Avant carries clearly more – 535 kg compared to 310 kg. That’s a difference of about 225 kg.

Who wins the race in the data check?

The Audi A5 Avant is clearly superior overall 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 £41,600
A5 Avant

Audi A5 Avant

  • 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 : 2.1 - 7.7 L/100km
  • Electric Range : 83 - 108 km
details

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View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A5 Avant

The Audi A5 Avant dresses like a sleek coupe but carries like a sensible estate, offering buyers a rare blend of glamour and everyday practicality. Inside, the cabin feels beautifully sorted and the drive is composed and engaging, making routine errands feel a touch more enjoyable than they have any right to be.

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Porsche 911 Coupe

The Porsche 911 Coupe remains the iconic sports car you buy when you want a thrilling weekend weapon that still behaves like a civilized companion during the weekdays. Its classic silhouette and razor‑sharp handling deliver a grin-inducing drive every time, while the polished interior and intuitive controls remind you this is a car built for drivers, not just headlines.

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Costs and Consumption
Price
41,600 - 92,400 £
Price
116,800 - 301,000 £
Consumption L/100km
2.1 - 7.7 L/100km
Consumption L/100km
10.1 - 13.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 - 108 km
Electric Range
-
Battery Capacity
20.7 kWh
Battery Capacity
-
co2
47 - 175 g/km
co2
229 - 312 g/km
Fuel tank capacity
46 L
Fuel tank capacity
63 - 64 L

Dimensions and Body
Body Type
Estate
Body Type
Coupe
Seats
4 - 5
Seats
2
Doors
5
Doors
2
Curb weight
1,785 - 2,445 kg
Curb weight
1,525 - 1,815 kg
Trunk capacity
361 L
Trunk capacity
264 - 373 L
Length
4,829 mm
Length
4,542 - 4,572 mm
Width
1,860 - 1,952 mm
Width
1,852 - 1,900 mm
Height
1,460 mm
Height
1,279 - 1,322 mm
Max trunk capacity
1,306 L
Max trunk capacity
-
Payload
480 - 535 kg
Payload
228 - 310 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
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
150 - 639 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
2.5 - 4.5 s
Max Speed
250 km/h
Max Speed
294 - 313 km/h
Torque
280 - 825 Nm
Torque
450 - 800 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6
Power kW
110 - 470 kW
Power kW
290 - 523 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2,025 - 2,026
Model Year
2,022 - 2,026
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
G
Brand
Audi
Brand
Porsche
What drive types are available for the Audi A5 Avant?

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.