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: 20,857 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 20,857 miles on the clock. Priced at £14,250, it is advertised £14 above the AskCar estimate of £14,236. The AskCar estimate draws on 3,809 Vauxhall Astra adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 8 days ago. Its asking price has since fallen by £745. We checked its advertised mileage against the government's MOT record, and they match. The seller is Perrys Broadstairs BYD, based in Broadstairs. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £14 (under 1%) over the AskCar estimate of £14,236.

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 3,809 priced Vauxhall Astra adverts across different ages and specifications, as of 6 November 2026.

A 2023 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £14,400: the median of the 657 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 8 days.

Price history

AskCar first saw this advert on 29 October 2026 at £14,995. Its asking price is now £14,250, £745 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 29 October 2026: £14,995
• 6 November 2026: £14,250

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 24 March 2027.

It has had one MOT, on 3 March 2026, and passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 17,142 miles, which matches the advertised 20,857 miles.

Advertised mileage is about 600 miles higher than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

203 other 2023 Vauxhall Astra GS 1.2 petrol manual hatchbacks are for sale at UK dealers, from £9,275 to £17,000, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 20,749 miles. Price: £13,700, £550 less than this car. Dealer: John Keeble in Ipswich. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-ec1ecaaf4150
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 20,691 miles. Price: £13,650, £600 less than this car. Dealer: Advance Vauxhall Hemel Hempstead in Hemel Hempstead. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-26c5b4c9d5ec
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 20,510 miles. Price: £14,750, £500 more than this car. Dealer: Dobies Cumbria Motors in Workington. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-165d4d341dad

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, white, 27 miles from this car. Mileage: 13,827 miles. Price: £14,015, £235 less than this car. Dealer: Perrys Sittingbourne Vauxhall in Sittingbourne. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-0f985a7f769d