2018 Mazda Mazda3 2.0 SKYACTIV-G Sport NAV

Overview

• Make: Mazda
• Model: Mazda3
• Trim: Sport NAV
• Version: 2.0 SKYACTIV-G Sport NAV Manual FWD Euro 6 (s/s) 5dr (119 bhp)
• Year: 2018
• Mileage: 38,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 119 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 119 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mazda Mazda3 Sport Nav is advertised with 38,000 miles, approximately 12,000 below the typical mileage for its age. Its asking price of £11,495 is £154 below the AskCar estimate of £11,649. The AskCar estimate uses 1,201 UK dealer adverts for the Mazda Mazda3, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Chris Noyland Bill Rhodes in Sheffield. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 11 November 2026.

How we estimate prices and check cars

Price

Fair price: £154 (1%) under the AskCar estimate of £11,649.

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

It draws on 1,201 priced Mazda Mazda3 adverts across different ages and specifications, as of 11 November 2026.

A 2018 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £11,000: the median of the 62 for sale on AskCar, as of 11 November 2026.

Time on sale

AskCar first saw this 2018 Mazda Mazda3 advertised today. About 4 in 10 of 2018 Mazda Mazda3 cars are gone from sale within a month of being advertised: 46 of the 119 first advertised between 12 July 2026 and 8 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £11,495. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 11 November 2026: valid until 4 June 2027.

It has had 7 MOTs. The latest, on 14 May 2026, passed.

Advisories at the latest test: nearside rear tyre slightly damaged/cracking or perishing badly cracking.

Mileage at that test: 36,495 miles, which matches the advertised 38,000 miles.

Advertised mileage is about 12,000 miles lower than the median mileage of a 2018 Mazda Mazda3 on AskCar.

Similar cars

26 other 2018 Mazda Mazda3 Sport NAV 2.0 petrol manual hatchbacks are for sale at UK dealers, from £7,495 to £13,499, as of 11 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, blue. Mileage: 41,350 miles. Price: £11,998, £503 more than this car. Dealer: Arnold Clark Glasgow South Street Vauxhall Peugeot Citroen Ds Mazda Vanstorelepas in Glasgow. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-b8735e6c56d0
• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, red. Mileage: 41,950 miles. Price: £11,000, £495 less than this car. Dealer: Napier Motor Company in Horsham. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-9b1bca574aee
• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, blue. Mileage: 42,297 miles. Price: £11,750, £255 more than this car. Dealer: Bowens Garage in Ross-on-Wye. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-a02af8dd8343

• The nearest: 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, blue, 24 miles from this car. Mileage: 24,490 miles. Price: £11,999, £504 more than this car. Dealer: Perrys Huddersfield Kia and MG in Huddersfield. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-2bdac96b45a2