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Audi A5 Sportback vs Audi A6 Avant comparison

Compare performance (639 HP vs 367 HP), boot space and price (40,200 £ vs 49,700 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Audi A6 Avant?

Audi A5 Sportback vs Audi A6 Avant: Key differences

Audi A5 Sportback

  • markedly cheaper
  • substantially more power
  • a bit more efficient
  • barely more electric range
  • clearly quicker 0–100 km/h
  • marginally lighter

Audi A6 Avant

  • markedly more trunk space

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

A5 Sportback

Costs and Efficiency:

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

Audi A5 Sportback is markedly cheaper – starting at 40,200 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 9,514 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is a bit more efficient than the Audi A6 Avant with 2.3 L/100km. The difference is about 0.3 L/100km.

As for electric range, the Audi A5 Sportback offers barely more range – reaching up to 110 km, about 9 km more than the Audi A6 Avant.

A6 Avant

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Audi A5 Sportback offers substantially more power – delivering 639 HP compared to 367 HP. That’s roughly 272 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Sportback is clearly quicker – completing the sprint in 3.7 s, while the Audi A6 Avant takes 4.7 s. That’s about 1 s quicker.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: the Audi A5 Sportback delivers noticeably more torque with 825 Nm compared to 580 Nm. That’s about 245 Nm more.

A5 Sportback

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A5 Sportback is marginally lighter – 1,770 kg compared to 1,865 kg. The difference is around 95 kg.

Looking at boot space, the Audi A6 Avant offers markedly more boot space – 503 L compared to 331 L. That’s a difference of about 172 L.

For maximum load capacity, the Audi A6 Avant offers markedly more capacity – up to 1,534 L, about 359 L more than the Audi A5 Sportback.

When it comes to payload, the Audi A6 Avant carries marginally more – 570 kg compared to 530 kg. That’s a difference of about 40 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
details

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View detailed analysis

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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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The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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Audi A5 Sportback
Audi A6 Avant

Costs and Consumption
Price
40,200 - 91,000 £
Price
49,700 - 70,200 £
Consumption L/100km
2 - 7.6 L/100km
Consumption L/100km
2.3 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
84 - 110 km
Electric Range
94 - 101 km
Battery Capacity
20.7 kWh
Battery Capacity
-
co2
45 - 172 g/km
co2
53 - 170 g/km
Fuel tank capacity
46 L
Fuel tank capacity
56 - 60 L

Dimensions and Body
Body Type
Hatchback
Body Type
Estate
Seats
4 - 5
Seats
5
Doors
5
Doors
5
Curb weight
1,770 - 2,430 kg
Curb weight
1,865 - 2,240 kg
Trunk capacity
331 L
Trunk capacity
404 - 503 L
Length
4,829 mm
Length
4,999 mm
Width
1,860 - 1,952 mm
Width
1,875 mm
Height
1,444 mm
Height
1,472 mm
Max trunk capacity
1,175 L
Max trunk capacity
1,497 - 1,534 L
Payload
475 - 530 kg
Payload
535 - 570 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
150 - 639 HP
Power HP
204 - 367 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
4.7 - 8.3 s
Max Speed
250 km/h
Max Speed
238 - 250 km/h
Torque
280 - 825 Nm
Torque
340 - 580 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
110 - 470 kW
Power kW
150 - 270 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,968 - 2,995 cm3

General
Model Year
2,025 - 2,026
Model Year
2,025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
F, D, E, B
Brand
Audi
Brand
Audi
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.