2020 Mazda Mazda3 prices

There are 69 used 2020 Mazda Mazda3 cars for sale from UK dealers on AskCar, as of 9 November 2026. Typical asking price £12,800 (the median: half cost less, half cost more). The cheapest is £7,495. The middle half are priced between £11,500 and £13,900. Median mileage: about 50,000 miles.

Dealers lowered the asking price on more than a quarter of 2020 Mazda Mazda3 cars: 23 of the 69 in the 14 days to 9 November 2026.

2020 Mazda Mazda3 prices by engine and mileage

A 2020 Mazda Mazda3 2.0 petrol car with 20,000 to 40,000 miles typically costs £14,000, against £12,700 with 40,000 to 60,000 miles.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
2.0 petrol£12,900Too few for sale£14,000£12,700Too few for sale

Only 1 of the 2020 Mazda Mazda3 cars for sale have the 1.8 diesel engine, too few to give a typical asking price.

2020 Mazda Mazda3 prices by trim

TrimTypical asking price, 2020 cars
GT Sport£12,900
Sport LUXToo few for sale
GT Sport TechToo few for sale
SE L LUXToo few for sale
SE LToo few for sale

Only 15 of the 2020 Mazda Mazda3 cars for sale are Sport LUX, too few to give a typical asking price.

Only 14 of the 2020 Mazda Mazda3 cars for sale are GT Sport Tech, too few to give a typical asking price.

Only 9 of the 2020 Mazda Mazda3 cars for sale are SE L LUX, too few to give a typical asking price.

Only 4 of the 2020 Mazda Mazda3 cars for sale are SE L, too few to give a typical asking price.

Typical asking prices are of 2020 Mazda Mazda3 cars for sale on 9 November 2026, and are given only where at least 20 cars with a price are for sale.

2020 Mazda Mazda3 against other years

A 2019 Mazda Mazda3 car has a typical asking price of £12,000 and a 2021 one £14,400, as of 9 November 2026.

AskCar lists 1,217 used Mazda Mazda3 across the UK, from 656 dealerships.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2020 Mazda Mazda3 cars for sale now, page 2 of 2

This page lists 2020 Mazda Mazda3 cars not picked out on page 1, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,184 priced Mazda Mazda3 adverts on AskCar as of 9 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2020 Mazda Mazda3.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 1 car whose advertised mileage is lower than the mileage recorded at its last MOT test.

Mazda Mazda3 by gearbox, fuel and body

Mazda Mazda3 prices by year

Mazda Mazda3 by trim

2020 Mazda Mazda3 by trim

Mazda Mazda3 by price

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