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: 17,671 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 17,671 miles on the clock, this 2023 Vauxhall Astra GS has done roughly 2,700 fewer miles than a typical 2023 Vauxhall Astra. Priced at £14,991, it is advertised £505 above the AskCar estimate of £14,486. The AskCar estimate draws on 3,837 Vauxhall Astra adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 119 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Baylis Cheltenham, based in Cheltenham. 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: £505 (3%) over the AskCar estimate of £14,486.

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 119 days.

Price history

AskCar first saw this advert on 9 July 2026 at £15,491. Its asking price is now £14,991, £500 less. The latest price cut was seen on 29 August 2026.

Price changes recorded:

• 9 July 2026: £15,491
• 29 August 2026: £14,991

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 20 April 2027.

It has had one MOT, on 21 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 17,405 miles, which matches the advertised 17,671 miles.

Advertised mileage is about 2,700 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, grey. Mileage: 17,711 miles. Price: £14,100, £891 less than this car. Dealer: Evans Halshaw Vauxhall Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-f073867143f9
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, grey. Mileage: 17,731 miles. Price: £13,881, £1,110 less than this car. Dealer: Lookers Nissan Sunderland in Sunderland. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-f38d38a6164b
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 17,582 miles. Price: £14,495, £496 less than this car. Dealer: Regency Car Sales Autovision Inverness in Inverness. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-27f8af146336

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, white, 21 miles from this car. Mileage: 12,428 miles. Price: £14,792, £199 less than this car. Dealer: Baylis Worcester in Worcester. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-3a6b1c3ef275