2023 Vauxhall Astra 1.2 Turbo GS

Overview

• Make: Vauxhall
• Model: Astra
• Trim: GS
• Version: 1.2 Turbo GS Manual FWD Euro 6 (s/s) 5dr (128 bhp)
• Year: 2023
• Mileage: 36,602 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 36,602 miles, approximately 16,100 above the typical mileage for its age. Its asking price of £11,485 is £1,460 below the AskCar estimate of £12,945. The AskCar estimate uses 3,804 UK dealer adverts for the Vauxhall Astra, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 71 days ago, the asking price has dropped by £1,500. Its advertised mileage matches the government's MOT record. It is for sale at Auto Gallery in Hampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Good value: £1,460 (11%) under the AskCar estimate of £12,945.

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 3,804 priced Vauxhall Astra adverts across different ages and specifications, as of 2 November 2026.

A 2023 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £14,400: the median of the 616 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 71 days.

Price history

AskCar first saw this advert on 23 August 2026 at £12,985. Its asking price is now £11,485, £1,500 less. The latest price cut was seen on 19 October 2026.

Price changes recorded:

• 23 August 2026: £12,985
• 14 September 2026: £11,985
• 19 October 2026: £11,485

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 23 July 2027.

It has had one MOT, on 17 July 2026, and passed.

Advisories at the latest test: offside rear tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 36,389 miles, which matches the advertised 36,602 miles.

Advertised mileage is about 16,100 miles higher than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

194 other 2023 Vauxhall Astra GS 1.2 petrol manual hatchbacks are for sale at UK dealers, from £9,275 to £17,000, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, grey. Mileage: 36,458 miles. Price: £12,798, £1,313 more than this car. Dealer: Drive Motor Retail drivedirect Aldershot in Aldershot. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-3aafbf7696be
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, red. Mileage: 36,429 miles. Price: £12,630, £1,145 more than this car. Dealer: Lookers Vauxhall Ellesmere Port in Ellesmere Port. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-c5cc381db366
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 36,883 miles. Price: £12,660, £1,175 more than this car. Dealer: Evans Halshaw Ford East Kilbride in East Kilbride. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-ac73ed8f7c21

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black, 3 miles from this car. Mileage: 15,064 miles. Price: £9,275, £2,210 less than this car. Dealer: AUR MOTORS in Sunbury-on-Thames. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-063a9375cd6d