2021 Vauxhall Astra 1.2 Turbo SRI

Price: £7,499. Fair price: £186 (2%) under the AskCar estimate of £7,685, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,837 priced Vauxhall Astra adverts on AskCar as of 5 November 2026.

AskCar lists 4,036 used Vauxhall Astra from 1,898 UK dealerships, as of 5 November 2026.

Overview

  • Make: Vauxhall
  • Model: Astra
  • Trim: SRI
  • Version: 1.2 Turbo SRI Manual FWD Euro 6 (s/s) 5dr (143 bhp)
  • Year: 2021
  • Mileage: 54,000 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.2 litres, 143 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 121 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Vauxhall Astra Sri is advertised with 54,000 miles, approximately 12,400 above the typical mileage for its age. Priced at £7,499, it is advertised £186 below the AskCar estimate of £7,685. 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 first saw this car advertised 18 days ago. Its asking price has since fallen by £500. The government's MOT record matches its advertised mileage. You can find this car at The Car Mode in Uxbridge. 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: £186 (2%) under the AskCar estimate of £7,685.

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 2021 Vauxhall Astra with the 1.2 petrol engine is typically advertised at £9,500: the median of the 94 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2021 Vauxhall Astra has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 18 October 2026 at £7,999. Its asking price is now £7,499, £500 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

  • 18 October 2026: £7,999
  • 30 October 2026: £7,499

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 29 July 2027.

It failed its MOT on 27 July 2026 (parking brake efficiency below requirements) and passed 2 days later, on 29 July 2026.

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

Mileage at that test: 53,823 miles, which matches the advertised 54,000 miles.

Advertised mileage is about 12,400 miles higher than the median mileage of a 2021 Vauxhall Astra on AskCar.

Similar cars

24 other 2021 Vauxhall Astra SRI 1.2 petrol manual hatchbacks are for sale at UK dealers, from £6,495 to £11,000, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, white. Mileage: 53,000 miles. Price: £7,400, £99 less than this car. Dealer: Browns Car Company in Maldon. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-4e6bef4df9b6
  • 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, black. Mileage: 51,180 miles. Price: £7,640, £141 more than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-50c8794733f1
  • 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, black. Mileage: 51,000 miles. Price: £6,995, £504 less than this car. Dealer: Assured Cars Scotland in Edinburgh. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-1050c7aa9508
  • The nearest: 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, white, 4 miles from this car. Mileage: 86,066 miles. Price: £6,495, £1,004 less than this car. Dealer: Imaan Motors in West Drayton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-fdec2862bb2a

Browse all Vauxhall Astra cars for sale · 2021 Vauxhall Astra price guide

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Photos

12 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.