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Audi A5 Avant vs Peugeot 508 SW comparison

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

Audi A5 Avant vs Peugeot 508 SW: Key differences

Audi A5 Avant

  • only slightly cheaper
  • substantially more power
  • significantly more electric range
  • substantially quicker 0–100 km/h
  • marginally lighter

Peugeot 508 SW

4.7 (1 Reviews)
rate
  • noticeably more efficient
  • clearly more trunk space

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

A5 Avant

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 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 noticeably 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 significantly more range – reaching up to 108 km, about 56 km more than the Peugeot 508 SW.

508 SW

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

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 substantially 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 no difference in top speed – both reach 250 km/h.

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.

A5 Avant

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 marginally lighter – 1,785 kg compared to 1,846 kg. The difference is around 61 kg.

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

For maximum load capacity, the Peugeot 508 SW offers markedly more capacity – up to 1,780 L, about 474 L more than the Audi A5 Avant.

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 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 £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
Audi A5 Avant
Peugeot 508 SW

Costs and Consumption

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Engine and Performance

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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.

details

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
Audi A5 Avant
Peugeot 508 SW

Costs and Consumption

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

Dimensions and Body

Body Type
Estate
Body Type
Estate
Seats
4 - 5
Seats
5
Doors
5
Doors
5
Curb weight
1,785 - 2,445 kg
Curb weight
1,846 - 1,967 kg
Trunk capacity
361 L
Trunk capacity
530 L
Length
4,829 mm
Length
4,778 mm
Width
1,860 - 1,952 mm
Width
1,859 mm
Height
1,460 mm
Height
1,420 mm
Max trunk capacity
1,306 L
Max trunk capacity
1,780 L
Payload
480 - 535 kg
Payload
373 - 454 kg

Engine and Performance

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

General

Model Year
2,025 - 2,026
Model Year
2,024
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
B
Brand
Audi
Brand
Peugeot
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.