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: 47,000 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

This 2021 Vauxhall Astra Sri is advertised with 47,000 miles, approximately 6,000 above the typical mileage for its age. The dealer is asking £8,450, which is £407 above the AskCar estimate of £8,043. To work out the AskCar estimate, we analyse UK dealer adverts for 3,809 Vauxhall Astra cars across different ages and specifications. We first saw this car advertised 95 days ago. Its asking price has since fallen by £300. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Quattro Heritage Motors in Buckinghamshire. 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: £407 (5%) over the AskCar estimate of £8,043.

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 95 days.

Price history

AskCar first saw this advert on 3 August 2026 at £8,750. Its asking price is now £8,450, £300 less. The latest price cut was seen on 7 August 2026.

Price changes recorded:

• 4 August 2026: £8,750
• 7 August 2026: £7,999
• 21 August 2026: £8,450

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 26 May 2027.

It has had 3 MOTs. The latest, on 12 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,711 miles, which matches the advertised 47,000 miles.

Advertised mileage is about 6,000 miles higher 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, silver. Mileage: 48,055 miles. Price: £7,790, £660 less than this car. Dealer: Clitheroe Road Car Sales in Nelson. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-3810da7e6e20
• 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, grey. Mileage: 44,785 miles. Price: £8,250, £200 less than this car. Dealer: Hearsall Common Car Sales in Coventry. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-a6314bce26ba
• 2021 Vauxhall Astra SRI, 1.2 petrol hatchback, black. Mileage: 51,000 miles. Price: £6,995, £1,455 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, grey, 5 miles from this car. Mileage: 54,000 miles. Price: £7,499, £951 less than this car. Dealer: The Car Mode in Hillingdon. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2021-41d4fb93c24a