2018 Peugeot 308

1.5 BlueHDi GT Line Manual FWD Euro 6 (s/s) 5dr (129 bhp)

£4,495

Good value: £920 under the typical £5,415 for this model, age and mileage, drawing on 1,069 adverts of this make and model.

Overview

Make: Peugeot
Model: 308
Trim: GT LINE
Version: 1.5 BlueHDi GT Line Manual FWD Euro 6 (s/s) 5dr (129 bhp)
Mileage: 104,000 miles
Year: 2018
Fuel type: Diesel
Body type: Hatchback
Engine: 1.5 L
Gearbox: Manual
Power: 129 bhp
Seats: 5
CO2: 96 g/km
Colour: Red
Doors: 5
Driven wheels: Front Wheel Drive
Engine badge: BlueHDi
Emissions standard: Euro 6

About this car

This 2018 Peugeot 308 GT Line has covered 104,000 miles, around 39,500 more than typical for its age. Its asking price of £4,495 is £920 below our estimate of £5,415. The estimate uses 1,069 UK dealer adverts for the Peugeot 308, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 21 days ago. Its recorded MOT is valid until 29 December 2026, and its advertised mileage is consistent with the latest MOT reading. You can find this car at MB Car Sales in Sheffield.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 September 2026, 21 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
30 September 2026	£4,495
20 October 2026	£4,495

Price and mileage comparison

Estimated market asking price: £5,415. The asking price is £920 below this estimate.

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

The pricing calculation includes 1,069 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 39,500 miles higher than typical for a 2018 Peugeot 308.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 29 December 2026. 100,309 miles at the last test.

18 other cars with the same year, trim, gearbox and fuel are for sale from £4,795 to £9,594.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£4,795	103,750 miles
£5,725	47,000 miles
£5,995	91,457 miles
£5,995	85,986 miles
£6,990	66,032 miles

These cars have covered 36,950–103,750 miles, compared with 104,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Peugeot 308 cars for sale · 2018 Peugeot 308 price guide

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Dealer

MB Car Sales, Sheffield. Across the dealer network: 22 cars for sale.

Dealer postcode: S25 5EE.

Dealer opening hours

Monday: 09:00-16:30
Tuesday: 09:00-16:30
Wednesday: 09:00-16:30
Thursday: 09:00-16:30
Friday: 09:00-16:30
Saturday: Closed
Sunday: Closed