Used Mazda Mazda3 GT Sport prices

There are 62 used Mazda Mazda3 GT Sport cars for sale from UK dealers on AskCar, as of 10 November 2026. Typical asking price £13,800 (the median: half cost less, half cost more). The cheapest is £7,395. The middle half are priced between £12,500 and £16,400.

Dealers lowered the asking price on more than a third of Mazda Mazda3 GT Sport cars: 24 of the 62 in the 14 days to 10 November 2026.

Mazda Mazda3 GT Sport prices by year

A 2020 Mazda Mazda3 GT Sport typically costs £12,900, against £12,800 for all 2020 Mazda Mazda3 cars, as of 10 November 2026.

YearTypical asking priceTypical mileage
2020 Mazda Mazda3 GT Sport£12,90047,000 miles

Typical asking prices are of Mazda Mazda3 GT Sport cars for sale on 10 November 2026, and are given only where at least 20 cars with a price are for sale.

AskCar lists 1,238 used Mazda Mazda3 across the UK, from 678 dealerships.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

Mazda Mazda3 GT Sport cars for sale now, page 1 of 2

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. All 62 cars listed here meet these rules. Page 2 lists every other Mazda Mazda3 GT Sport car, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,206 priced Mazda Mazda3 adverts on AskCar as of 10 November 2026. The figures on this page describe the cars advertised, not a valuation of every Mazda Mazda3 GT Sport.

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.

Best value Mazda Mazda3 GT Sport: priced furthest below the AskCar estimate

These 10 are priced 4% to 9% under their AskCar estimate. Their asking prices run from £12,700 to £18,300.

Cheapest Mazda Mazda3 GT Sport: the lowest asking prices

These 10 are priced £7,395 to £11,650. They have covered 61,495 to 112,500 miles.

Lowest-mileage Mazda Mazda3 GT Sport

These 10 have covered 6,479 to 18,827 miles. Their asking prices run from £16,330 to £21,000.

Recently reduced Mazda Mazda3 GT Sport: the biggest price reductions in the 14 days to 10 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 10 November 2026. Their reductions since AskCar first saw them run from £800 to £2,212.

Newly advertised Mazda Mazda3 GT Sport: first seen by AskCar in the 7 days to 10 November 2026

These 7 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Mazda Mazda3 by gearbox, fuel and body

Mazda Mazda3 prices by year

Mazda Mazda3 by trim

Mazda Mazda3 by price

Mazda Mazda3 near you

More Mazda

Everything