2021 Vauxhall Astra 1.2 Turbo SRI

Overview

• Make: Vauxhall
• Model: Astra
• Trim: SRI
• Version: 1.2 Turbo SRI Manual FWD Euro 6 (s/s) 5dr (143 bhp)
• Year: 2021
• Mileage: 18,093 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.2 litres, 143 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 121 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 18,093 miles, this 2021 Vauxhall Astra Sri has covered about 22,900 fewer miles than other 2021 Vauxhall Astra cars. The AskCar estimate for this car is £9,615. It is priced at £9,999, which is £384 above that estimate. The AskCar estimate uses UK dealer asking prices, including 3,809 Vauxhall Astra adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 30 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Hpl Barnsley, based in Barnsley. 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: £384 (3%) over the AskCar estimate of £9,615.

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 2021 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £9,500: the median of the 96 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 Vauxhall Astra has been on sale for at least 30 days.

Price history

AskCar first saw this advert on 7 October 2026 at £9,999. 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 6 November 2026: valid until 17 June 2027.

It has had 3 MOTs. The latest, on 23 May 2026, passed.

Advisories at the latest test: offside front brake binding slightly.

Mileage at that test: 17,084 miles, which matches the advertised 18,093 miles.

Advertised mileage is about 22,900 miles lower than the median mileage of a 2021 Vauxhall Astra on AskCar.

Similar cars

23 other 2021 Vauxhall Astra SRI 1.2 petrol manual hatchbacks are for sale at UK dealers, from £6,495 to £11,000, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, blue. Mileage: 28,098 miles. Price: £9,795, £204 less than this car. Dealer: J & I Car Sales in Plymouth. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-6f9b3acbb419
• 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, grey. Mileage: 29,897 miles. Price: £8,995, £1,004 less than this car. Dealer: A2 Car Sales in Whitstable. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-d004a284190d
• 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, blue. Mileage: 30,159 miles. Price: £9,690, £309 less than this car. Dealer: Green 4 Motor Company in Stourbridge. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-2b341b7bd326

• The nearest: 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, white, 12 miles from this car. Mileage: 32,000 miles. Price: £8,490, £1,509 less than this car. Dealer: Penistone Motor Group in Sheffield. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-ae8f10f95c31