2020 Peugeot 508 1.5 BlueHDi GT Line

Overview

• Make: Peugeot
• Model: 508
• Trim: GT Line
• Version: 1.5 BlueHDi GT Line Manual FWD Euro 6 (s/s) 5dr Fastback (129 bhp)
• Year: 2020
• Mileage: 74,786 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 129 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 104 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Peugeot 508 GT Line is advertised with 74,786 miles, approximately 11,100 above the typical mileage for its age. Its asking price of £9,495 is £11 above the AskCar estimate of £9,484. To work out the AskCar estimate, we analyse UK dealer adverts for 161 Peugeot 508 cars across different ages and specifications. We first saw this car advertised 66 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Hardwick Sports and Prestige in Alfreton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £11 (under 1%) over the AskCar estimate of £9,484.

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 161 priced Peugeot 508 adverts across different ages and specifications, as of 6 November 2026.

A 2020 Peugeot 508 with the 1.5 diesel engine is typically advertised at £10,500: the median of the 12 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 Peugeot 508 has been on sale for at least 66 days.

Price history

AskCar first saw this advert on 1 September 2026 at £9,995. Its asking price is now £9,495, £500 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 1 September 2026: £9,995
• 29 October 2026: £9,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 26 January 2027.

It has had 5 MOTs. The latest, on 27 January 2026, passed.

Advisories at the latest test: windscreen damaged but not adversely affecting driver's view.

Mileage at that test: 71,574 miles, which matches the advertised 74,786 miles.

Advertised mileage is about 11,100 miles higher than the median mileage of a 2020 Peugeot 508 on AskCar.

Similar cars

5 other 2020 Peugeot 508 GT Line 1.5 diesel manual hatchbacks are for sale at UK dealers, from £10,018 to £12,295, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, black. Mileage: 71,000 miles. Price: £10,995, £1,500 more than this car. Dealer: Cars of Conwy in Colwyn Bay. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-9388858d9260
• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, grey. Mileage: 64,080 miles. Price: £10,018, £523 more than this car. Dealer: Stellantis &You Crawley in Crawley. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-a89c76642f1b
• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, grey. Mileage: 61,185 miles. Price: £10,495, £1,000 more than this car. Dealer: Prestige Quality Cars in Reading. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-22f7b4228ce5

• The nearest: 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, white, 6 miles from this car. Mileage: 36,394 miles. Price: £12,295, £2,800 more than this car. Dealer: G H Motors (Mansfield) in Mansfield. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-5a832232fd66