Used Peugeot 308 GT Line prices

There are 172 used Peugeot 308 GT Line cars for sale from UK dealers on AskCar, as of 1 November 2026. Typical asking price £7,000 (the median: half cost less, half cost more). The cheapest is £2,750. The middle half are priced between £5,600 and £8,500.

Dealers lowered the asking price on more than one in five of Peugeot 308 GT Line cars: 43 of the 172 in the 14 days to 1 November 2026.

Peugeot 308 GT Line prices by year

A 2018 Peugeot 308 GT Line typically costs £7,000, against £6,300 for all 2018 Peugeot 308 cars, as of 1 November 2026.

YearTypical asking priceTypical mileage
2019 Peugeot 308 GT Line£8,70045,000 miles
2018 Peugeot 308 GT Line£7,00064,000 miles
2017 Peugeot 308 GT Line£6,00071,000 miles
2016 Peugeot 308 GT Line£5,70079,000 miles
2015 Peugeot 308 GT Line£5,40079,000 miles

Typical asking prices are of Peugeot 308 GT Line cars for sale on 1 November 2026, and are given only where at least 20 cars with a price are for sale.

AskCar lists 1,060 used Peugeot 308 across the UK, from 736 dealerships.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

Peugeot 308 GT Line cars for sale now, page 1 of 4

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 159 of the 166 cars listed here meet these rules. Pages 2 to 4 list every other Peugeot 308 GT Line car, cheapest first, including the 7 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,016 priced Peugeot 308 adverts on AskCar as of 1 November 2026. The figures on this page describe the cars advertised, not a valuation of every Peugeot 308 GT Line.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 6 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value Peugeot 308 GT Line: priced furthest below the AskCar estimate

These 10 are priced 10% to 22% under their AskCar estimate. Their asking prices run from £3,245 to £8,495.

Cheapest Peugeot 308 GT Line: the lowest asking prices

These 10 are priced £3,245 to £4,295. They have covered 83,030 to 118,443 miles.

Lowest-mileage Peugeot 308 GT Line

These 10 have covered 10,000 to 29,500 miles. Their asking prices run from £7,790 to £11,135.

Recently reduced Peugeot 308 GT Line: the biggest price reductions in the 14 days to 1 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 1 November 2026. Their reductions since AskCar first saw them run from £1,100 to £2,000.

Newly advertised Peugeot 308 GT Line: first seen by AskCar in the 7 days to 1 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Peugeot 308 by gearbox, fuel and body

Peugeot 308 prices by year

Peugeot 308 by trim

Peugeot 308 by price

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