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Peugeot 508 SW vs Audi A5 Avant comparison

Compare performance (360 HP vs 639 HP), boot space and price (45,600 £ vs 41,600 £ ) at a glance. Find out which car is the better choice for you – Peugeot 508 SW or Audi A5 Avant?

Peugeot 508 SW vs Audi A5 Avant: Key differences

Peugeot 508 SW

4.7 (1 Reviews)
rate
  • visibly more efficient
  • markedly more trunk space
details

Audi A5 Avant

4.4 (1 Reviews)
rate
  • only slightly cheaper
  • substantially more power
  • clearly more electric range
  • clearly quicker 0–100 km/h
  • very slightly lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

508 SW

Costs and Efficiency:

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

Audi A5 Avant is only slightly cheaper – starting at 41,600 £ , while the Peugeot 508 SW costs 45,600 £ . That’s a price difference of around 3,986 £.

Fuel consumption also shows a difference: the Peugeot 508 SW uses 1.7 L/100km and is visibly more efficient than the Audi A5 Avant with 2.1 L/100km. The difference is about 0.4 L/100km.

As for electric range, the Audi A5 Avant offers clearly more range – reaching up to 108 km, about 56 km more than the Peugeot 508 SW.

A5 Avant

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 Audi A5 Avant offers substantially more power – delivering 639 HP compared to 360 HP. That’s roughly 279 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Avant is clearly quicker – completing the sprint in 3.7 s, while the Peugeot 508 SW takes 5.2 s. That’s about 1.5 s quicker.

There’s also a difference in torque: the Audi A5 Avant delivers noticeably more torque with 825 Nm compared to 520 Nm. That’s about 305 Nm more.

508 SW

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A5 Avant is very slightly lighter – 1,785 kg compared to 1,846 kg. The difference is around 61 kg.

Looking at boot space, the Peugeot 508 SW offers markedly more boot space – 530 L compared to 361 L. That’s a difference of about 169 L.

When it comes to payload, the Audi A5 Avant carries somewhat more – 535 kg compared to 454 kg. That’s a difference of about 81 kg.

Who wins the race in the data check?

The Audi A5 Avant stands well ahead of its rival 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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Peugeot 508 SW
Audi A5 Avant

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Peugeot 508 SW

The Peugeot 508 SW dresses up as a sleek estate, blending Parisian flair with usable loadspace so you don't have to choose between style and weekend practicality. Inside it's a driver-focused cabin with quality materials and clever packaging that makes it a sensible, slightly mischievous choice for buyers who want an executive feel without the buttoned-up seriousness.

details
PEUGEOT_508SW_1806PB_179
PEUGEOT_508SW_1806PB_260
PEUGEOT_508SW_1806PB_103

Reviews Peugeot 508 SW

4.7 (1 Reviews)
rate

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

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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Reviews Audi A5 Avant

4.4 (1 Reviews)
rate
Hje
10 May 2026, 10:01:51

I do a lot of highway and generally long distance driving where A5 is superior to BMW 3.

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Peugeot 508 SW
Audi A5 Avant

Costs and Consumption
Price
45,600 - 61,800 £
Price
41,600 - 92,400 £
Consumption L/100km
1.7 - 2 L/100km
Consumption L/100km
2.1 - 7.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
46 - 52 km
Electric Range
83 - 108 km
Battery Capacity
-
Battery Capacity
-
co2
38 - 45 g/km
co2
47 - 175 g/km
Fuel tank capacity
43 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,846 - 1,967 kg
Curb weight
1,785 - 2,445 kg
Trunk capacity
530 L
Trunk capacity
361 L
Length
4,778 mm
Length
-
Width
1,859 mm
Width
1,860 - 1,952 mm
Height
1,420 mm
Height
-
Max trunk capacity
1,780 L
Max trunk capacity
-
Payload
373 - 454 kg
Payload
480 - 535 kg

Engine and Performance
Engine Type
Plugin Hybrid
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
180 - 360 HP
Power HP
150 - 639 HP
Acceleration 0-100km/h
5.2 - 8.3 s
Acceleration 0-100km/h
3.7 - 9.8 s
Max Speed
230 - 250 km/h
Max Speed
-
Torque
360 - 520 Nm
Torque
280 - 825 Nm
Number of Cylinders
4
Number of Cylinders
4 - 6
Power kW
133 - 265 kW
Power kW
110 - 470 kW
Engine capacity
1,598 cm3
Engine capacity
1,968 - 2,995 cm3

General
Model Year
2024
Model Year
2,025 - 2,026
CO2 Efficiency Class
B
CO2 Efficiency Class
B, E, F, D
Brand
Peugeot
Brand
Audi
Is the Peugeot 508 SW offered with different drivetrains?

Available configurations include 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.