2021 Mazda Mazda3 2.0 e-SKYACTIV-G MHEV SE L

Overview

• Make: Mazda
• Model: Mazda3
• Trim: SE L
• Version: 2.0 e SKYACTIV-G Mhev SE L Manual FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2021
• Mileage: 29,436 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda Mazda3 SE L is advertised with 29,436 miles on the clock. The dealer is asking £12,495, which is £574 below the AskCar estimate of £13,069. To work out the AskCar estimate, we analyse UK dealer adverts for 1,239 Mazda Mazda3 cars across different ages and specifications. We have tracked this advert for 1 day. Its advertised mileage matches the government's MOT record. You can find this car at JT Hughes in Shrewsbury. 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: £574 (4%) under the AskCar estimate of £13,069.

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 1,239 priced Mazda Mazda3 adverts across different ages and specifications, as of 5 November 2026.

A 2021 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £14,700: the median of the 48 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2021 Mazda Mazda3 advertised 1 day ago. About 6 in 10 of 2021 Mazda Mazda3 cars are gone from sale within a month of being advertised: 73 of the 131 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £12,495. 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 5 November 2026: valid until 17 June 2027.

It has had 3 MOTs. The latest, on 28 May 2026, passed.

Advisories at the latest test: nearside front tyre slightly damaged/cracking or perishing; offside front tyre slightly damaged/cracking or perishing; nearside rear tyre slightly damaged/cracking or perishing; and 1 more.

Mileage at that test: 26,617 miles, which matches the advertised 29,436 miles.

Advertised mileage is about 1,100 miles lower than the median mileage of a 2021 Mazda Mazda3 on AskCar.

Similar cars

4 other 2021 Mazda Mazda3 SE L 2.0 petrol manual hatchbacks are for sale at UK dealers, from £11,700 to £14,778, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda Mazda3 SE L, 2.0 petrol hatchback, white. Mileage: 35,100 miles. Price: £11,700, £795 less than this car. Dealer: GS Car Centre in Preston. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2021-4155e1259fd1
• 2021 Mazda Mazda3 SE L, 2.0 petrol hatchback, black. Mileage: 40,529 miles. Price: £13,257, £762 more than this car. Dealer: Carvender Ltd - London in Theydon Garnon. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2021-b18a208f1338
• 2021 Mazda Mazda3 SE L, 2.0 petrol hatchback, red. Mileage: 17,000 miles. Price: £13,740, £1,245 more than this car. Dealer: DR Motors in Leicester. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2021-e12a1a4d4e15

• The nearest: 2021 Mazda Mazda3 SE L, 2.0 petrol hatchback, blue, 42 miles from this car. Mileage: 7,735 miles. Price: £14,778, £2,283 more than this car. Dealer: Peoples Liverpool Speke in Speke. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2021-8272c2d4bc02