2020 Mazda Mazda3

2.0 Skyactiv-x Mhev GT Sport Manual FWD Euro 6 (s/s) 5dr (178 bhp)

£13,690

Fair price: within 8% of the typical £14,661 for this model, age and mileage, drawing on 1,247 adverts of this make and model.

Overview

Make
Mazda
Model
Mazda3
Trim
GT SPORT
Version
2.0 Skyactiv-x Mhev GT Sport Manual FWD Euro 6 (s/s) 5dr (178 bhp)
Mileage
31,000 miles
Year
2020
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Manual
Power
178 bhp
Seats
5
CO2
131 g/km
Colour
Grey
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
SKYACTIV-X; MHEV
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

At 31,000 miles, this 2020 Mazda Mazda3 GT Sport has covered about 10,400 fewer miles than other 2020 Mazda Mazda3 cars. Our estimated market asking price is £14,661. This car is advertised at £13,690, which is £971 below that figure. Our estimate draws on 1,247 Mazda Mazda3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 91 days ago. Its asking price has since fallen by £800. Our latest MOT record expired on 3 August 2024. Check the current position with the dealer. Its advertised mileage is consistent with the latest recorded MOT reading. The seller is Auto Zone Peterborough, based in Peterborough.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 21 July 2026, 91 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £800 from the first recorded £14,490. 7 price reductions recorded, the latest observed on 8 October 2026.

Recorded asking prices
Date observedAsking price
21 July 2026£14,490
22 July 2026£14,490
15 August 2026£15,190
19 August 2026£15,090
28 August 2026£13,990
4 September 2026£13,690
11 September 2026£13,490
18 September 2026£13,290
26 September 2026£12,990
3 October 2026£13,890
8 October 2026£13,690
19 October 2026£13,690

Price and mileage comparison

Estimated market asking price: £14,661. The asking price is £971 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 1,247 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,400 miles lower than typical for a 2020 Mazda Mazda3.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT not valid until 3 August 2024. 29,703 miles at the last test.

21 other cars with the same year, trim, gearbox and fuel are for sale from £9,699 to £15,495.

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 31,000 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

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Dealer

Auto Zone Peterborough, Peterborough. Across the dealer network: 208 cars for sale.

Dealer postcode: PE4 6LA.

Dealer opening hours

Monday
09:30-17:30
Tuesday
09:30-17:30
Wednesday
09:30-17:30
Thursday
09:30-17:30
Friday
09:30-17:30
Saturday
09:30-17:30
Sunday
11:00-16:00

Vehicle photos