2020 Peugeot 508 1.5 BlueHDi GT Line

Overview

• Make: Peugeot
• Model: 508
• Trim: GT Line
• Version: 1.5 BlueHDi GT Line Auto FWD Euro 6 5dr 130 EAT8 S&S (129 bhp)
• Year: 2020
• Mileage: 76,606 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 129 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Black
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 76,606 miles, this 2020 Peugeot 508 GT Line has covered about 12,500 more miles than other 2020 Peugeot 508 cars. The dealer is asking £11,498, which is £1,322 above the AskCar estimate of £10,176. To work out the AskCar estimate, we analyse UK dealer adverts for 164 Peugeot 508 cars across different ages and specifications. Since we first spotted the advert 93 days ago, the asking price has dropped by £1,000. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Broxburn SEAT / Fiat, based in Broxburn. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,322 (12%) over the AskCar estimate of £10,176.

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 164 priced Peugeot 508 adverts across different ages and specifications, as of 14 November 2026.

A 2020 Peugeot 508 with the 1.5 diesel engine is typically advertised at £10,400: the median of the 14 for sale on AskCar, as of 14 November 2026.

Time on sale

This 2020 Peugeot 508 has been on sale for at least 93 days.

Price history

AskCar first saw this advert on 13 August 2026 at £12,498. Its asking price is now £11,498, £1,000 less. The latest price cut was seen on 13 November 2026.

Price changes recorded:

• 13 August 2026: £12,498
• 13 November 2026: £11,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 14 November 2026: valid until 30 July 2027.

It failed its MOT on 13 July 2026 (offside front coil spring fractured or broken) and passed 18 days later, on 31 July 2026.

There were no advisories at the latest test.

Mileage at that test: 76,618 miles, which matches the advertised 76,606 miles.

Advertised mileage is about 12,500 miles higher than the median mileage of a 2020 Peugeot 508 on AskCar.

Similar cars

3 other 2020 Peugeot 508 GT Line 1.5 diesel automatic hatchbacks are for sale at UK dealers, from £10,399 to £12,999, as of 14 November 2026.

The 3 closest to this car in mileage:

• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, blue. Mileage: 73,392 miles. Price: £10,399, £1,099 less than this car. Dealer: cinch in Worcester. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-9ba31bc0dfa9
• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, white. Mileage: 58,007 miles. Price: £10,995, £503 less than this car. Dealer: Haverhill Car Xchange in Haverhill. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-9a021b6c879a
• 2020 Peugeot 508 GT Line, 1.5 diesel hatchback, red. Mileage: 39,882 miles. Price: £12,999, £1,501 more than this car. Dealer: Charles Hurst Usedirect Belfast 62 Boucher Road in Belfast. AskCar page: https://askcar.co.uk/car/peugeot-508-2020-b710d0e444ef