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: 11,072 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 128 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Vauxhall Astra GS is advertised with 11,072 miles, approximately 9,200 below the typical mileage for its age. The AskCar estimate for this car is £15,029. It is priced at £14,790, which is £239 below that estimate. 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 54 days ago. Its asking price has since fallen by £600. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is SDM Cars Middlefield, based in Falkirk. 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: £239 (1%) under the AskCar estimate of £15,029.

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 54 days.

Price history

AskCar first saw this advert on 13 September 2026 at £15,390. Its asking price is now £14,790, £600 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 13 September 2026: £15,390
• 16 October 2026: £14,990
• 31 October 2026: £14,790

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 11 June 2027.

It has had one MOT, on 12 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 10,170 miles, which matches the advertised 11,072 miles.

Advertised mileage is about 9,200 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 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, grey. Mileage: 11,088 miles. Price: £14,998, £208 more than this car. Dealer: Arnold Clark Motherwell Motorstore in Motherwell. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-d516dba64f11
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, black. Mileage: 11,000 miles. Price: £14,640, £150 less than this car. Dealer: Victoria Motor Company in Crosskeys. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-c48977b5cd50
• 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow. Mileage: 10,958 miles. Price: £13,850, £940 less than this car. Dealer: Drive Motor Retail drivedirect Leicester Vauxhall in Leicester. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-c058faa0d304

• The nearest: 2023 Vauxhall Astra GS, 1.2 petrol hatchback, yellow, under a mile from this car. Mileage: 15,475 miles. Price: £14,998, £208 more than this car. Dealer: Arnold Clark Falkirk Fiat / Abarth in Falkirk. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2023-c7500974d4a5