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 (128 bhp)
• Year: 2023
• Mileage: 4,047 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Red
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 4,047 miles, approximately 16,300 below the typical mileage for its age. The dealer is asking £15,700, which is £587 below the AskCar estimate of £16,287. To work out the AskCar estimate, we analyse UK dealer adverts for 3,809 Vauxhall Astra cars across different ages and specifications. It first appeared in our advert records today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Stellantis &You Wimbledon, based in Tooting. 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: £587 (3%) under the AskCar estimate of £16,287.

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

AskCar first saw this 2023 Vauxhall Astra advertised today. About half of 2023 Vauxhall Astra cars are gone from sale within a month of being advertised: 535 of the 1,158 first advertised between 10 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £15,700. 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 6 November 2026: valid until 26 October 2027.

It has had 2 MOTs. The latest, on 27 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 4,103 miles, which matches the advertised 4,047 miles.

Advertised mileage is about 16,300 miles lower than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

63 other 2023 Vauxhall Astra GS 1.2 petrol automatic hatchbacks are for sale at UK dealers, from £10,390 to £16,798, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, blue. Mileage: 3,500 miles. Price: £15,490, £210 less than this car. Dealer: Bellinger Wantage in Wantage. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-45fafaf64917
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, red. Mileage: 3,055 miles. Price: £15,580, £120 less than this car. Dealer: Evans Halshaw Vauxhall Shiremoor in Shiremoor. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-3b174dbff69f
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 2,372 miles. Price: £15,060, £640 less than this car. Dealer: Evans Halshaw Ford Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-611ec5e5eb33

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, white, under a mile from this car. Mileage: 18,155 miles. Price: £14,700, £1,000 less than this car. Dealer: Big Motoring World Wimbledon in Wimbledon. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-7994e2a7aff4