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: 12,800 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 12,800 miles on the clock, this 2023 Vauxhall Astra GS has done roughly 7,600 fewer miles than a typical 2023 Vauxhall Astra. Priced at £15,498, it is advertised £615 above the AskCar estimate of £14,883. The AskCar estimate uses UK dealer asking prices, including 3,837 Vauxhall Astra adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 15 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Glasgow South Street Vauxhall Peugeot Citroen Ds Mazda Vanstorelepas, based in Glasgow. 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: £615 (4%) over the AskCar estimate of £14,883.

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 15 days.

Price history

AskCar first saw this advert on 21 October 2026 at £15,498. 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 5 November 2026: valid until 28 September 2027.

It has had one MOT, on 14 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 12,186 miles, which matches the advertised 12,800 miles.

Advertised mileage is about 7,600 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, blue. Mileage: 12,778 miles. Price: £16,995, £1,497 more than this car. Dealer: EMC Eastbourne BYD in Eastbourne. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-d155416acf4c
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 12,879 miles. Price: £16,995, £1,497 more than this car. Dealer: Regency Car Sales Autovision Inverness in Inverness. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-95ffa453fe7b
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, white. Mileage: 12,620 miles. Price: £13,570, £1,928 less than this car. Dealer: Evans Halshaw Vauxhall Shiremoor in Shiremoor. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-a4ae5798edd5

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow, under a mile from this car. Mileage: 24,633 miles. Price: £14,298, £1,200 less than this car. Dealer: Arnold Clark Glasgow South Street Vauxhall Peugeot Citroen Ds Mazda Vanstorelepas in Glasgow. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-39bb0fd3b097