2020 Mazda Mazda3

2.0 GT Sport Tech Manual 4WD Euro 6 5dr (177 bhp)

£15,485

Fair price: within 8% of the typical £14,788 for this model, age and mileage, drawing on 1,262 adverts of this make and model.

Overview

Make
Mazda
Model
Mazda3
Trim
GT SPORT TECH
Version
2.0 GT Sport Tech Manual 4WD Euro 6 5dr (177 bhp)
Mileage
42,000 miles
Year
2020
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Manual
Power
177 bhp
Seats
5
CO2
142 g/km
Colour
Red
Doors
5
Driven wheels
Four Wheel Drive
Emissions standard
Euro 6

About this car

This 2020 Mazda Mazda3 GT Sport Tech has covered 42,000 miles. The dealer is asking £15,485, which is £697 above our market estimate of £14,788. We use UK dealer asking prices, including 1,262 Mazda Mazda3 listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 18 days ago. Its MOT is recorded as valid until 25 October 2026. The advertised mileage is consistent with the latest MOT reading. It is advertised by Harris Cars in Southampton.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 October 2026, 18 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
5 October 2026£15,485
21 October 2026£15,485

Price and mileage comparison

Estimated market asking price: £14,788. The asking price is £697 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,262 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 600 miles higher than typical for a 2020 Mazda Mazda3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 25 October 2026. 41,055 miles at the last test.

8 other cars with the same year, trim, gearbox and fuel are for sale from £7,495 to £16,290.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£7,495134,637 miles
£8,99064,000 miles
£10,99583,050 miles
£12,19966,587 miles
£13,19938,919 miles

These cars have covered 14,789–134,637 miles, compared with 42,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos