2021 Peugeot 508 2.0 BlueHDi GT Line

Price: £12,424. Good value: £1,238 (9%) under the AskCar estimate of £13,662, our expected asking price for this car from its model, age, mileage and specification, drawing on 163 priced Peugeot 508 adverts on AskCar as of 7 November 2026.

AskCar lists 167 used Peugeot 508 from 139 UK dealerships, as of 7 November 2026.

Overview

  • Make: Peugeot
  • Model: 508
  • Trim: GT Line
  • Version: 2.0 BlueHDi GT Line Auto FWD Euro 6 (s/s) 5dr Fastback EAT (161 bhp)
  • Year: 2021
  • Mileage: 39,712 miles
  • Fuel: Diesel
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 2.0 litres, 161 bhp
  • Gearbox: Automatic
  • Drive: Front-wheel drive
  • Colour: White
  • CO2: 120 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2021 Peugeot 508 GT Line is 39,712 miles. Priced at £12,424, it is advertised £1,238 below the AskCar estimate of £13,662. To work out the AskCar estimate, we analyse UK dealer adverts for 163 Peugeot 508 cars across different ages and specifications. The asking price is now £1,270 lower than when we first recorded the advert 163 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Carbase Bristol, based in Bristol. 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

Good value: £1,238 (9%) under the AskCar estimate of £13,662.

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 163 priced Peugeot 508 adverts across different ages and specifications, as of 7 November 2026.

Time on sale

This 2021 Peugeot 508 has been on sale for at least 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £13,694. Its asking price is now £12,424, £1,270 less. The latest price cut was seen on 8 October 2026.

Price changes recorded:

  • 28 May 2026: £13,694
  • 29 May 2026: £13,619
  • 1 June 2026: £13,586
  • 2 June 2026: £13,575
  • 3 June 2026: £13,540
  • 4 June 2026: £13,559
  • 5 June 2026: £13,532
  • 16 June 2026: £13,403
  • 18 June 2026: £13,358
  • 29 June 2026: £13,237
  • 30 June 2026: £13,246
  • 4 July 2026: £13,199
  • 9 July 2026: £13,171
  • 11 July 2026: £13,131
  • 13 July 2026: £13,000
  • 3 October 2026: £12,805
  • 7 October 2026: £12,613
  • 8 October 2026: £12,424

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 29 January 2027.

It has had 3 MOTs. The latest, on 30 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 39,714 miles, which matches the advertised 39,712 miles.

Advertised mileage is about 600 miles lower than the median mileage of a 2021 Peugeot 508 on AskCar.

Browse all Peugeot 508 cars for sale · 2021 Peugeot 508 price guide

More like this

Photos

35 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.