2023 Vauxhall Astra 1.5 Turbo D GS

Overview

• Make: Vauxhall
• Model: Astra
• Trim: GS
• Version: 1.5 Turbo D GS Auto FWD Euro 6 (s/s) 5dr (128 bhp)
• Year: 2023
• Mileage: 39,334 miles
• Fuel: Diesel
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 128 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 39,334 miles, approximately 19,000 above the typical mileage for its age. Its asking price of £13,551 is £198 below the AskCar estimate of £13,749. The AskCar estimate uses UK dealer asking prices, including 3,837 Vauxhall Astra adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 41 days ago. Its asking price has since fallen by £799. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Thurlow Nunn Luton, based in Luton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £198 (1%) under the AskCar estimate of £13,749.

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 3,837 priced Vauxhall Astra adverts across different ages and specifications, as of 5 November 2026.

A 2023 Vauxhall Astra with the 1.5 diesel engine is typically advertised at £15,000: the median of the 56 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 25 September 2026 at £14,350. Its asking price is now £13,551, £799 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 25 September 2026: £14,350
• 17 October 2026: £13,973
• 31 October 2026: £13,478
• 4 November 2026: £13,551

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 28 April 2027.

It has had one MOT, on 30 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 35,393 miles, which matches the advertised 39,334 miles.

Advertised mileage is about 19,000 miles higher than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

7 other 2023 Vauxhall Astra GS 1.5 diesel automatic hatchbacks are for sale at UK dealers, from £12,750 to £16,140, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.5 diesel hatchback, black. Mileage: 41,551 miles. Price: £13,695, £144 more than this car. Dealer: DCC Fareham in Fareham. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-1ea26c2c9c2c
• 2023 Vauxhall Astra GS, 1.5 diesel hatchback, black. Mileage: 42,965 miles. Price: £13,498, £53 less than this car. Dealer: Baylis Worcester in Worcester. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-e43bcf42c664
• 2023 Vauxhall Astra GS, 1.5 diesel hatchback, red. Mileage: 49,115 miles. Price: £12,750, £801 less than this car. Dealer: Drive Motor Retail drivedirect Nuneaton in Nuneaton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-88f4348ba1ca

• The nearest: 2023 Vauxhall Astra GS, 1.5 diesel hatchback, white, 48 miles from this car. Mileage: 26,745 miles. Price: £14,999, £1,448 more than this car. Dealer: cinch Bellevue in Hook. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-cf327aa6283c