2020 Mazda Mazda3 2.0 SKYACTIV-G SE L LUX

Price: £12,726. Fair price: £136 (1%) over the AskCar estimate of £12,590, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,239 priced Mazda Mazda3 adverts on AskCar as of 5 November 2026.

AskCar lists 1,277 used Mazda Mazda3 from 674 UK dealerships, as of 5 November 2026.

Overview

  • Make: Mazda
  • Model: Mazda3
  • Trim: SE L LUX
  • Version: 2.0 SKYACTIV-G SE L LUX Auto FWD Euro 6 5dr (120 bhp)
  • Year: 2020
  • Mileage: 46,468 miles
  • Fuel: Petrol
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 2.0 litres, 120 bhp
  • Gearbox: Automatic
  • Drive: Front-wheel drive
  • Colour: White
  • CO2: 138 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mazda Mazda3 SE L Lux has covered 46,468 miles, around 2,000 fewer miles than is typical for its age. Its asking price of £12,726 is £136 above the AskCar estimate of £12,590. To work out the AskCar estimate, we analyse UK dealer adverts for 1,239 Mazda Mazda3 cars across different ages and specifications. This car was first seen in our listings data 2 days ago. Its advertised mileage matches the government's MOT record. The seller is Carvender Ltd - London, based in Epping. 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: £136 (1%) over the AskCar estimate of £12,590.

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 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 5 November 2026.

Time on sale

AskCar first saw this 2020 Mazda Mazda3 advertised 2 days ago. About half of 2020 Mazda Mazda3 cars are gone from sale within a month of being advertised: 74 of the 135 first advertised between 13 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £12,726. 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 2 February 2027.

It has had 4 MOTs. The latest, on 3 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 41,952 miles, which matches the advertised 46,468 miles.

Advertised mileage is about 2,000 miles lower than the median mileage of a 2020 Mazda Mazda3 on AskCar.

Similar cars

2 other 2020 Mazda Mazda3 SE L LUX 2.0 petrol automatic hatchbacks are for sale at UK dealers, from £13,770 to £15,195, as of 5 November 2026.

The 2 closest to this car in mileage:

  • 2020 Mazda Mazda3 SE L LUX, 2.0 petrol hatchback, grey. Mileage: 26,430 miles. Price: £13,770, £1,044 more than this car. Dealer: Evans Halshaw Hyundai Leicester in Leicester. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-f780f3c861cc
  • 2020 Mazda Mazda3 SE L LUX, 2.0 petrol hatchback, black. Mileage: 7,400 miles. Price: £15,195, £2,469 more than this car. Dealer: Mouselow Car Centre in Stockport. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2020-4bf00f9d51d3

Browse all Mazda Mazda3 cars for sale · 2020 Mazda Mazda3 price guide

More like this

Photos

11 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.