2021 Mazda Mazda3

2.0 e-SKYACTIV-X Mhev GT Sport Tech Manual FWD Euro 6 (s/s) 5dr (183 bhp)

£15,295

Fair price: within 8% of the typical £15,599 for this model, age and mileage, drawing on 1,246 adverts of this make and model.

Overview

Make
Mazda
Model
Mazda3
Trim
GT SPORT TECH
Version
2.0 e-SKYACTIV-X Mhev GT Sport Tech Manual FWD Euro 6 (s/s) 5dr (183 bhp)
Mileage
35,604 miles
Year
2021
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Manual
Power
183 bhp
Seats
5
CO2
121 g/km
Colour
Silver
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
e-SKYACTIV-X; MHEV
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

This 2021 Mazda Mazda3 GT Sport Tech has covered 35,604 miles. At £15,295, it is advertised £304 below our estimated market asking price of £15,599. To estimate its market asking price, we analyse UK dealer adverts for 1,246 Mazda Mazda3 cars across different ages and specifications. The asking price is now £400 lower than when we first recorded the advert 52 days ago. MOT records show an expiry date of 28 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Rockingham Mazda Corby, based in Corby.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 August 2026, 52 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £400 from the first recorded £15,695. 2 price reductions recorded, the latest observed on 3 October 2026.

Recorded asking prices
Date observedAsking price
30 August 2026£15,695
15 September 2026£15,450
3 October 2026£15,295
20 October 2026£15,295

Price and mileage comparison

Estimated market asking price: £15,599. The asking price is £304 below 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 1,246 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 600 miles higher than typical for a 2021 Mazda Mazda3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 28 June 2027. 33,959 miles at the last test.

7 other cars with the same year, trim, gearbox and fuel are for sale from £11,180 to £16,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£11,18084,634 miles
£14,59040,886 miles
£14,90021,928 miles
£15,29532,327 miles
£15,99537,000 miles

These cars have covered 10,205–84,634 miles, compared with 35,604 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 · 2021 Mazda Mazda3 price guide

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Dealer

Rockingham Mazda Corby, Corby. Across the dealer network: 3 branches, 57 cars for sale.

Dealer postcode: NN17 5DU.

Dealer opening hours

Monday
08:30-17:30
Tuesday
08:30-17:30
Wednesday
08:30-17:30
Thursday
08:30-17:30
Friday
08:30-17:30
Saturday
08:30-17:00
Sunday
Closed

Vehicle photos