2020 Mazda Mazda3

2.0 Skyactiv-X GT Sport Manual FWD Euro 6 4dr (177 bhp)

£12,998

Fair price: within 8% of the typical £12,961 for this model, age and mileage, drawing on 1,262 adverts of this make and model.

Overview

Make
Mazda
Model
Mazda3
Trim
GT SPORT
Version
2.0 Skyactiv-X GT Sport Manual FWD Euro 6 4dr (177 bhp)
Mileage
45,685 miles
Year
2020
Fuel type
Petrol
Body type
Saloon
Engine
2.0 L
Gearbox
Manual
Power
177 bhp
Seats
5
CO2
127 g/km
Colour
Black
Doors
4
Driven wheels
Front Wheel Drive
Engine badge
SKYACTIV-X
Emissions standard
Euro 6

About this car

This 2020 Mazda Mazda3 GT Sport has covered 45,685 miles, around 4,300 more than typical for its age. At £12,998, it is advertised £37 above our estimated market asking price of £12,961. To estimate its market asking price, we analyse UK dealer adverts for 1,262 Mazda Mazda3 cars across different ages and specifications. We first saw this car advertised 42 days ago. Its asking price has since fallen by £501. MOT records show an expiry date of 23 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Eastern Western Motor Group Barnetts Mazda Dundee, based in Dundee.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 10 September 2026, 42 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £501 from the first recorded £13,499. 2 price reductions recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observedAsking price
10 September 2026£13,499
23 September 2026£13,498
21 October 2026£12,998

Price and mileage comparison

Estimated market asking price: £12,961. The asking price is £37 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 4,300 miles higher than typical for a 2020 Mazda Mazda3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 23 May 2027. 41,774 miles at the last test.

22 other cars with the same year, trim, gearbox and fuel are for sale from £9,699 to £14,999.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,69991,000 miles
£9,950100,000 miles
£10,59582,420 miles
£12,29558,490 miles
£12,49849,720 miles

These cars have covered 23,557–100,000 miles, compared with 45,685 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

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Dealer

Eastern Western Motor Group Barnetts Mazda Dundee, Dundee. Across the dealer network: 48 branches, 2,305 cars for sale.

Dealer postcode: DD2 1UG.

Dealer opening hours

Monday
09:00-18:00
Tuesday
09:00-18:00
Wednesday
09:00-18:00
Thursday
09:00-18:00
Friday
09:00-18:00
Saturday
09:00-17:00
Sunday
12:00-17:00

Vehicle photos