2018 Mazda Mazda3 2.0 SKYACTIV-G SE L NAV

Overview

• Make: Mazda
• Model: Mazda3
• Trim: SE L NAV
• Version: 2.0 SKYACTIV-G SE L NAV Manual FWD Euro 6 (s/s) 5dr (119 bhp)
• Year: 2018
• Mileage: 50,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 119 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 119 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mazda Mazda3 SE L Nav has covered 50,000 miles, around 3,400 fewer miles than is typical for its age. Its asking price of £9,485 is £139 below the AskCar estimate of £9,624. The AskCar estimate uses UK dealer asking prices, including 1,239 Mazda Mazda3 adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. Its advertised mileage matches the government's MOT record. The seller is Harris Cars, based in Southampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £139 (1%) under the AskCar estimate of £9,624.

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 1,239 priced Mazda Mazda3 adverts across different ages and specifications, as of 5 November 2026.

A 2018 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £10,000: the median of the 77 for sale on AskCar, as of 5 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: 43 of the 110 first advertised between 12 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £9,485. 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 5 November 2026: valid until 21 May 2027.

It has had 6 MOTs. The latest, on 22 May 2026, passed.

Advisories at the latest test: nearside front brake disc worn, but not excessively; offside front brake disc worn, but not excessively; nearside rear inner brake disc worn, pitted or scored, but not seriously weakened; and 2 more.

Mileage at that test: 49,274 miles, which matches the advertised 50,000 miles.

Advertised mileage is about 3,400 miles lower than the median mileage of a 2018 Mazda Mazda3 on AskCar.

Similar cars

13 other 2018 Mazda Mazda3 SE L NAV 2.0 petrol manual hatchbacks are for sale at UK dealers, from £7,495 to £12,498, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda Mazda3 SE L NAV, 2.0 petrol hatchback, grey. Mileage: 43,000 miles. Price: £9,795, £310 more than this car. Dealer: Struans Mazdasubaru in Perth. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-5ec12dfe9531
• 2018 Mazda Mazda3 SE L NAV, 2.0 petrol hatchback, red. Mileage: 42,000 miles. Price: £9,995, £510 more than this car. Dealer: Cherrytree Car Sales in Portsmouth. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-afed5c2ef571
• 2018 Mazda Mazda3 SE L NAV, 2.0 petrol hatchback, white. Mileage: 59,987 miles. Price: £8,790, £695 less than this car. Dealer: SDM Mazda in Falkirk. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-14596e465b0a