2020 Mazda Mazda3 2.0 SKYACTIV-G MHEV GT Sport Tech

Overview

• Make: Mazda
• Model: Mazda3
• Trim: GT Sport Tech
• Version: 2.0 SKYACTIV-G Mhev GT Sport Tech Auto FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2020
• Mileage: 52,736 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Red
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mazda Mazda3 GT Sport Tech is advertised with 52,736 miles, approximately 4,700 above the typical mileage for its age. The AskCar estimate for this car is £13,447. It is priced at £13,699, which is £252 above that estimate. The AskCar estimate uses UK dealer asking prices, including 1,241 Mazda Mazda3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 9 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at cinch Bellevue in Hart. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £252 (1%) over the AskCar estimate of £13,447.

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 1,241 priced Mazda Mazda3 adverts across different ages and specifications, as of 4 November 2026.

A 2020 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £13,000: the median of the 72 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 Mazda Mazda3 has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 26 October 2026 at £13,599. Its asking price is now £13,699, £100 more.

Price changes recorded:

• 26 October 2026: £13,599
• 31 October 2026: £13,699

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 20 October 2027.

It has had 5 MOTs. The latest, on 21 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 52,739 miles, which matches the advertised 52,736 miles.

Advertised mileage is about 4,700 miles higher than the median mileage of a 2020 Mazda Mazda3 on AskCar.

Similar cars

3 other 2020 Mazda Mazda3 GT Sport Tech 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £13,475 to £17,822, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Mazda Mazda3 GT Sport Tech, 2.0 petrol hatchback, silver. Mileage: 53,736 miles. Price: £14,299, £600 more than this car. Dealer: cinch Bellevue in Hook. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-e03d4e56eb6b
• 2020 Mazda Mazda3 GT Sport Tech, 2.0 petrol hatchback, grey. Mileage: 59,377 miles. Price: £13,475, £224 less than this car. Dealer: JMV Cars Ltd of Shorne in Gravesend. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-82f1f1071c78
• 2020 Mazda Mazda3 GT Sport Tech, 2.0 petrol hatchback, black. Mileage: 17,975 miles. Price: £17,822, £4,123 more than this car. Dealer: Stellantis &You Stockport in Stockport. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-97cb327765b9