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 Sports Tourer (128 bhp)
• Year: 2023
• Mileage: 45,631 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 45,631 miles, approximately 25,200 above the typical mileage for its age. The AskCar estimate for this car is £12,471. It is priced at £11,596, which is £875 below that estimate. The AskCar estimate uses 3,822 UK dealer adverts for the Vauxhall Astra, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 48 days ago, the asking price has dropped by £1,384. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Quality Part X Dunstable, based in Dunstable. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £875 (7%) under the AskCar estimate of £12,471.

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 3,822 priced Vauxhall Astra adverts across different ages and specifications, as of 4 November 2026.

A 2023 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £14,500: the median of the 637 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 48 days.

Price history

AskCar first saw this advert on 17 September 2026 at £12,980. Its asking price is now £11,596, £1,384 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 17 September 2026: £12,980
• 18 September 2026: £12,681
• 23 September 2026: £12,580
• 28 September 2026: £12,576
• 30 September 2026: £12,571
• 1 October 2026: £12,566
• 3 October 2026: £12,580
• 5 October 2026: £12,576
• 7 October 2026: £12,300
• 9 October 2026: £12,286
• 15 October 2026: £12,200
• 21 October 2026: £12,051
• 23 October 2026: £11,896
• 25 October 2026: £11,851
• 28 October 2026: £11,686
• 30 October 2026: £11,651
• 2 November 2026: £11,600
• 4 November 2026: £11,596

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 28 April 2027.

It has had one MOT, on 29 April 2026, and passed.

Advisories at the latest test: nearside front outer tyre slightly damaged sidewall; offside front outer tyre slightly damaged sidewall; rear brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 39,869 miles, which matches the advertised 45,631 miles.

Advertised mileage is about 25,200 miles higher than the median mileage of a 2023 Vauxhall Astra on AskCar.

Similar cars

115 other 2023 Vauxhall Astra GS 1.2 petrol manual estates are for sale at UK dealers, from £10,990 to £17,500, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol estate, red. Mileage: 45,538 miles. Price: £11,995, £399 more than this car. Dealer: Rox Cars in Aldridge. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-6b3e322704f7
• 2023 Vauxhall Astra GS, 1.2 petrol estate, blue. Mileage: 46,156 miles. Price: £12,150, £554 more than this car. Dealer: Rox Cars in Aldridge. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-a9fb3a1cfa31
• 2023 Vauxhall Astra GS, 1.2 petrol estate, blue. Mileage: 44,479 miles. Price: £11,995, £399 more than this car. Dealer: Rox Cars in Aldridge. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-5d16dcc543d7

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol estate, blue, under a mile from this car. Mileage: 33,494 miles. Price: £11,696, £100 more than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-bb6971d7095c