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: 20,161 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS has covered 20,161 miles. The dealer is asking £14,265, which is £23 below the AskCar estimate of £14,288. To work out the AskCar estimate, we analyse UK dealer adverts for 3,837 Vauxhall Astra cars across different ages and specifications. We first saw this car advertised 29 days ago. Its asking price has since fallen by £430. We checked its advertised mileage against the government's MOT record, and they match. The seller is WJ King Vauxhall Rochester, based in Rochester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £23 (under 1%) under the AskCar estimate of £14,288.

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 3,837 priced Vauxhall Astra adverts across different ages and specifications, as of 5 November 2026.

A 2023 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £14,400: the median of the 649 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 Vauxhall Astra has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 7 October 2026 at £14,695. Its asking price is now £14,265, £430 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 7 October 2026: £14,695
• 16 October 2026: £14,565
• 21 October 2026: £14,395
• 23 October 2026: £14,335
• 29 October 2026: £14,265

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 21 August 2027.

It has had one MOT, on 31 July 2026, and passed.

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

Mileage at that test: 19,397 miles, which matches the advertised 20,161 miles.

Advertised mileage is about 200 miles lower 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 5 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 20,166 miles. Price: £12,995, £1,270 less than this car. Dealer: Liberty Green Cars in Fareham. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-2f1ea548858c
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, grey. Mileage: 20,261 miles. Price: £16,995, £2,730 more than this car. Dealer: Regency Car Sales Autovision Inverness in Inverness. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-894e4505638e
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, grey. Mileage: 20,279 miles. Price: £14,595, £330 more than this car. Dealer: Cawdor Cars (Llanelli) in Llanelli. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-c765df5f8676

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black, 4 miles from this car. Mileage: 25,935 miles. Price: £13,200, £1,065 less than this car. Dealer: Big Motoring World Blue Bell Hill in Blue Bell Hill. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-cd4ec4ce05dd