2023 Vauxhall Astra 1.2 Turbo GS

Overview

• Make: Vauxhall
• Model: Astra
• Trim: GS
• Version: 1.2 Turbo GS Auto FWD Euro 6 (s/s) 5dr Sports Tourer (128 bhp)
• Year: 2023
• Mileage: 18,955 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 130 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2023 Vauxhall Astra GS is 18,955 miles. Priced at £15,498, it is advertised £740 above the AskCar estimate of £14,758. To work out the AskCar estimate, we analyse UK dealer adverts for 3,778 Vauxhall Astra cars across different ages and specifications. It first appeared in our advert records 9 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Kilmarnock Hyundai Mg, based in Kilmarnock. 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

Fair price: £740 (5%) over the AskCar estimate of £14,758.

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 3,778 priced Vauxhall Astra adverts across different ages and specifications, as of 7 November 2026.

A 2023 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £14,400: the median of the 644 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 29 October 2026 at £15,498. 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 7 November 2026: valid until 3 August 2027.

It has had one MOT, on 4 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 18,007 miles, which matches the advertised 18,955 miles.

Advertised mileage is about 1,500 miles lower than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

67 other 2023 Vauxhall Astra GS 1.2 petrol automatic estates are for sale at UK dealers, from £11,188 to £16,998, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol estate, blue. Mileage: 17,979 miles. Price: £14,500, £998 less than this car. Dealer: Pentagon Lincoln Used Car Centre in Lincoln. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-610a73e41e1e
• 2023 Vauxhall Astra GS, 1.2 petrol estate, blue. Mileage: 20,212 miles. Price: £14,180, £1,318 less than this car. Dealer: Evans Halshaw MG Grantham in Grantham. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-190bad50b684
• 2023 Vauxhall Astra GS, 1.2 petrol estate, red. Mileage: 20,335 miles. Price: £14,099, £1,399 less than this car. Dealer: Thurlow Nunn Wisbech in Wisbech. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-d29b9f337688

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol estate, red, under a mile from this car. Mileage: 9,302 miles. Price: £15,780, £282 more than this car. Dealer: Evans Halshaw Vauxhall Kilmarnock in Kilmarnock. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-a9cb10809074