2023 Peugeot 308 1.5 BlueHDi GT

Overview

• Make: Peugeot
• Model: 308
• Trim: GT
• Version: 1.5 BlueHDi GT Auto FWD Euro 6 5dr (129 bhp)
• Year: 2023
• Mileage: 37,000 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 129 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Red
• CO2: 121 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Peugeot 308 GT is advertised with 37,000 miles, approximately 12,500 above the typical mileage for its age. Its asking price of £15,595 is £884 above the AskCar estimate of £14,711. The AskCar estimate uses 1,047 UK dealer adverts for the Peugeot 308, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 45 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Harts Of Honiton, based in Honiton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £884 (6%) over the AskCar estimate of £14,711.

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 1,047 priced Peugeot 308 adverts across different ages and specifications, as of 9 November 2026.

A 2023 Peugeot 308 with the 1.5 diesel engine is typically advertised at £15,200: the median of the 18 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2023 Peugeot 308 has been on sale for at least 45 days.

Price history

AskCar first saw this advert on 25 September 2026 at £15,595. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 10 November 2026.

It has had one MOT, on 11 November 2025, and passed.

There were no advisories at the latest test.

Mileage at that test: 30,402 miles, which matches the advertised 37,000 miles.

Advertised mileage is about 12,500 miles higher than the median mileage of a 2023 Peugeot 308 on AskCar.

Similar cars

10 other 2023 Peugeot 308 GT 1.5 diesel automatic hatchbacks are for sale at UK dealers, from £13,499 to £17,499, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2023 Peugeot 308 GT, 1.5 diesel hatchback, green. Mileage: 35,000 miles. Price: £14,750, £845 less than this car. Dealer: Dolphin and Sons Car Sales in High Wycombe. AskCar page: https://askcar.co.uk/car/peugeot-308-2023-b36b32cc078e
• 2023 Peugeot 308 GT, 1.5 diesel hatchback, black. Mileage: 33,500 miles. Price: £14,899, £696 less than this car. Dealer: Motorpoint Burnley in Burnley. AskCar page: https://askcar.co.uk/car/peugeot-308-2023-7a8ee8ab9c77
• 2023 Peugeot 308 GT, 1.5 diesel hatchback, green. Mileage: 41,400 miles. Price: £13,499, £2,096 less than this car. Dealer: Yeomans Peugeot Worthing in Worthing. AskCar page: https://askcar.co.uk/car/peugeot-308-2023-50d7ac562459

• The nearest: 2023 Peugeot 308 GT, 1.5 diesel hatchback, blue, 62 miles from this car. Mileage: 12,000 miles. Price: £17,295, £1,700 more than this car. Dealer: Penton Citroen, MG, Peugeot & Vauxhall Salisbury in Salisbury. AskCar page: https://askcar.co.uk/car/peugeot-308-2023-a8f32ed039b5