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Audi A3 Sportback vs Porsche 911 Coupe comparison

Compare performance (400 HP vs 711 HP), boot space and price (27,000 £ vs 125,800 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Porsche 911 Coupe?

Audi A3 Sportback vs Porsche 911 Coupe: Key differences

Audi A3 Sportback

4.1 (2 Reviews)
rate
  • clearly cheaper
  • clearly more efficient
  • slightly lighter
  • marginally more trunk space
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Porsche 911 Coupe

  • clearly more power
  • clearly quicker 0–100 km/h
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By Achim Sedelmaier

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

A3 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 A3 Sportback is clearly cheaper – starting at 27,000 £ , while the Porsche 911 Coupe costs 125,800 £ . That’s a price difference of around 98,828 £.

Fuel consumption also shows a difference: the Audi A3 Sportback uses 1.1 L/100km and is clearly more efficient than the Porsche 911 Coupe with 10.3 L/100km. The difference is about 9.2 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 clearly more power – delivering 711 HP compared to 400 HP. That’s roughly 311 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 A3 Sportback takes 3.8 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Porsche 911 Coupe delivers clearly more torque with 800 Nm compared to 500 Nm. That’s about 300 Nm more.

A3 Sportback

Space and Everyday Use:

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

Seats: Audi A3 Sportback offers more seats – 5 vs 2.

In terms of curb weight, Audi A3 Sportback is slightly lighter – 1,360 kg compared to 1,536 kg. The difference is around 176 kg.

Looking at boot space, the Audi A3 Sportback offers marginally more boot space – 380 L compared to 373 L. That’s a difference of about 7 L.

When it comes to payload, the Audi A3 Sportback carries clearly more – 480 kg compared to 310 kg. That’s a difference of about 170 kg.

Who wins the race in the data check?

The Audi A3 Sportback is far ahead 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 £27,000
A3 Sportback

Audi A3 Sportback

  • Engine Type Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 400 HP
  • Consumption L/100km 1.1 - 9.3 L/100km
  • Electric Range 134 - 141 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Reviews Audi A3 Sportback

4.1 (2 Reviews)
rate

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

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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Reviews Porsche 911 Coupe

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Porsche 911 Coupe

Costs and Consumption
Price
27,000 - 92,900 £
Price
125,800 - 301,000 £
Consumption L/100km
1.1 - 9.3 L/100km
Consumption L/100km
10.3 - 13.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
134 - 141 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
25 - 211 g/km
co2
233 - 312 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Coupe
Seats
5
Seats
2
Doors
-
Doors
-
Curb weight
1,360 - 1,685 kg
Curb weight
1,536 - 1,815 kg
Trunk capacity
280 - 380 L
Trunk capacity
373 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 - 480 kg
Payload
228 - 310 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Petrol, Full Hybrid
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
2.5 - 4.5 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
450 - 800 Nm
Number of Cylinders
4 - 5
Number of Cylinders
6
Power kW
85 - 294 kW
Power kW
290 - 523 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2,025 - 2,026
Model Year
2,024 - 2,026
CO2 Efficiency Class
D, F, E, G, B
CO2 Efficiency Class
G
Brand
Audi
Brand
Porsche
What drive types are available for the Audi A3 Sportback?

The Audi A3 Sportback is available as Front-Wheel Drive or All-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.