2020 Peugeot 508 SW 1.5 BlueHDi GT Line

Overview

• Make: Peugeot
• Model: 508 SW
• Trim: GT Line
• Version: 1.5 BlueHDi GT Line Auto FWD Euro 6 5dr 130 EAT8 S&S (129 bhp)
• Year: 2020
• Mileage: 45,849 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 1.5 litres, 129 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Peugeot 508 SW GT Line is advertised with 45,849 miles, approximately 25,200 below the typical mileage for its age. The AskCar estimate for this car is £13,103. It is priced at £13,995, which is £892 above that estimate. The AskCar estimate uses UK dealer asking prices, including 140 Peugeot 508 SW adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 8 days. Its advertised mileage matches the government's MOT record. The seller is John Grose Peugeot, based in Ipswich. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £892 (6%) over the AskCar estimate of £13,103.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 140 priced Peugeot 508 SW adverts across different ages and specifications, as of 7 November 2026.

A 2020 Peugeot 508 SW with the 1.5 diesel engine is typically advertised at £10,200: the median of the 14 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Peugeot 508 SW has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 30 October 2026 at £13,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 30 October 2027.

It has had 5 MOTs. The latest, on 9 October 2026, passed.

Advisories at the latest test: nearside rear tyre slightly damaged/cracking or perishing; offside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 45,851 miles, which matches the advertised 45,849 miles.

Advertised mileage is about 25,200 miles lower than the median mileage of a 2020 Peugeot 508 SW on AskCar.

Similar cars

4 other 2020 Peugeot 508 SW GT Line 1.5 diesel automatic estates are for sale at UK dealers, from £7,440 to £10,695, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Peugeot 508 SW GT Line, 1.5 diesel estate, black. Mileage: 74,000 miles. Price: £9,990, £4,005 less than this car. Dealer: Andrew James Cars in Rochester. AskCar page: https://askcar.co.uk/car/peugeot-508-sw-2020-1db1be1a7cff
• 2020 Peugeot 508 SW GT Line, 1.5 diesel estate, blue. Mileage: 78,000 miles. Price: £10,695, £3,300 less than this car. Dealer: CS Cars UK Manchester in Manchester. AskCar page: https://askcar.co.uk/car/peugeot-508-sw-2020-402ebf30ec1a
• 2020 Peugeot 508 SW GT Line, 1.5 diesel estate, grey. Mileage: 93,000 miles. Price: £8,999, £4,996 less than this car. Dealer: K C Jones Car Sales in Oswestry. AskCar page: https://askcar.co.uk/car/peugeot-508-sw-2020-7e990fb4daa5