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: 29,667 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 29,667 miles, approximately 9,400 above the typical mileage for its age. Priced at £13,700, it is advertised £129 below the AskCar estimate of £13,829. 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 51 days ago. Its asking price has since fallen by £400. The government's MOT record matches its advertised mileage. You can find this car at Lmc Cars in Upminster. 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: £129 (under 1%) under the AskCar estimate of £13,829.

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 51 days.

Price history

AskCar first saw this advert on 16 September 2026 at £14,100. Its asking price is now £13,700, £400 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 16 September 2026: £14,100
• 5 November 2026: £13,700

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 10 September 2027.

It failed its MOT on 9 September 2026 (nearside rear outer tyre has ply or cords exposed; offside rear tyre obviously under inflated) and passed 2 days later, on 11 September 2026.

There were no advisories at the latest test.

Mileage at that test: 29,667 miles, which matches the advertised 29,667 miles.

Advertised mileage is about 9,400 miles higher 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, red. Mileage: 29,000 miles. Price: £13,490, £210 less than this car. Dealer: Red House Car Sales in Nazeing. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-be52c7cf104c
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 30,578 miles. Price: £13,900, £200 more than this car. Dealer: Drayton Motors Kia Scunthorpe in Scunthorpe. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-2eafea6b7cb5
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 28,598 miles. Price: £13,429, £271 less than this car. Dealer: Thurlow Nunn Luton in Luton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-6fade98814ac

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow, 8 miles from this car. Mileage: 14,523 miles. Price: £15,995, £2,295 more than this car. Dealer: WJ King Vauxhall Dartford in Dartford. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-7ae4d6170f92