2020 Mazda Mazda3 2.0 SKYACTIV-X MHEV GT Sport

Overview

• Make: Mazda
• Model: Mazda3
• Trim: GT Sport
• Version: 2.0 Skyactiv-x Mhev GT Sport Auto FWD Euro 6 (s/s) 4dr (178 bhp)
• Year: 2020
• Mileage: 45,331 miles
• Fuel: Petrol, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 178 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Red
• CO2: 117 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 45,331 miles on the clock, this 2020 Mazda Mazda3 GT Sport has done roughly 4,500 fewer miles than a typical 2020 Mazda Mazda3. Its asking price of £13,795 is £288 below the AskCar estimate of £14,083. The AskCar estimate uses 1,200 UK dealer adverts for the Mazda Mazda3, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Maxfield Kadlubowski Group in Twickenham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £288 (2%) under the AskCar estimate of £14,083.

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 1,200 priced Mazda Mazda3 adverts across different ages and specifications, as of 8 November 2026.

A 2020 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £12,800: the median of the 67 for sale on AskCar, as of 8 November 2026.

Time on sale

AskCar first saw this 2020 Mazda Mazda3 advertised today. About half of 2020 Mazda Mazda3 cars are gone from sale within a month of being advertised: 76 of the 139 first advertised between 13 July 2026 and 5 October 2026.

Price history

AskCar first saw this advert on 8 November 2026 at £13,795. 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 8 November 2026: valid until 27 May 2027.

It failed its MOT on 26 May 2026 (nearside front tyre has a bulge, caused by separation or partial failure of its structure; nearside windscreen wiper blade defective; offside windscreen wiper blade defective) and passed 2 days later, on 28 May 2026.

There were no advisories at the latest test.

Mileage at that test: 41,238 miles, which matches the advertised 45,331 miles.

Advertised mileage is about 4,500 miles lower than the median mileage of a 2020 Mazda Mazda3 on AskCar.

Similar cars

1 other 2020 Mazda Mazda3 GT Sport 2.0 petrol automatic saloon is for sale at UK dealers, as of 8 November 2026.

The closest to this car in mileage:

• 2020 Mazda Mazda3 GT Sport, 2.0 petrol saloon, red. Mileage: 32,625 miles. Price: £13,788, the same price as this car. Dealer: Stoneacre Harrogate Ford/Mazda in Harrogate. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-d1fdfbe83bce