2021 Mazda Mazda3 2.0 SKYACTIV-X MHEV GT Sport Tech

Overview

• Make: Mazda
• Model: Mazda3
• Trim: GT Sport Tech
• Version: 2.0 Skyactiv-x Mhev GT Sport Tech Auto 4WD Euro 6 (s/s) 5dr (178 bhp)
• Year: 2021
• Mileage: 32,197 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 178 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 32,197 miles on the clock, this 2021 Mazda Mazda3 GT Sport Tech has done roughly 2,600 more miles than a typical 2021 Mazda Mazda3. Priced at £16,749, it is advertised £1,651 below the AskCar estimate of £18,400. The AskCar estimate draws on 1,226 Mazda Mazda3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 12 days ago, and its asking price has since fallen by £1,200. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Motorpoint Glasgow, based in Glasgow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Good value: £1,651 (8%) under the AskCar estimate of £18,400.

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 1,226 priced Mazda Mazda3 adverts across different ages and specifications, as of 2 November 2026.

A 2021 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £14,700: the median of the 50 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2021 Mazda Mazda3 has been on sale for at least 12 days.

Price history

AskCar first saw this advert on 21 October 2026 at £17,949. Its asking price is now £16,749, £1,200 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 21 October 2026: £17,949
• 22 October 2026: £17,399
• 23 October 2026: £17,449
• 30 October 2026: £16,749

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 29 April 2027.

It has had 3 MOTs. The latest, on 27 April 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge inner and outer edges; offside front tyre worn close to legal limit/worn on edge inner and outer edges.

Mileage at that test: 28,921 miles, which matches the advertised 32,197 miles.

Advertised mileage is about 2,600 miles higher than the median mileage of a 2021 Mazda Mazda3 on AskCar.

Similar cars

1 other 2021 Mazda Mazda3 GT Sport Tech 2.0 petrol automatic hatchback is for sale at UK dealers, as of 2 November 2026.

The closest to this car in mileage:

• 2021 Mazda Mazda3 GT Sport Tech, 2.0 petrol hatchback, red. Mileage: 41,831 miles. Price: £15,999, £750 less than this car. Dealer: Sandles Cars in King's Lynn. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2021-ec2f6193f842