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: 12,382 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 119 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 119 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 12,382 miles on the clock, this 2018 Mazda Mazda3 Sport Nav has done roughly 41,900 fewer miles than a typical 2018 Mazda Mazda3. The dealer is asking £13,500, which is £53 above the AskCar estimate of £13,447. To work out the AskCar estimate, we analyse UK dealer adverts for 1,226 Mazda Mazda3 cars across different ages and specifications. We first saw this car advertised 131 days ago. Its asking price has since fallen by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is Beechwood (Derby) Limited (MAZDA, GWM & CHANGAN), based in Derby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £53 (under 1%) over the AskCar estimate of £13,447.

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 1,226 priced Mazda Mazda3 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £10,000: the median of the 71 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Mazda Mazda3 has been on sale for at least 131 days.

Price history

AskCar first saw this advert on 24 June 2026 at £14,500. Its asking price is now £13,500, £1,000 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 24 June 2026: £14,500
• 11 August 2026: £13,900
• 17 September 2026: £13,700
• 24 October 2026: £13,500

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 17 May 2027.

It has had 8 MOTs. The latest, on 20 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 11,935 miles, which matches the advertised 12,382 miles.

Advertised mileage is about 41,900 miles lower than the median mileage of a 2018 Mazda Mazda3 on AskCar.

Similar cars

33 other 2018 Mazda Mazda3 Sport NAV 2.0 petrol manual hatchbacks are for sale at UK dealers, from £6,991 to £13,999, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, red. Mileage: 9,401 miles. Price: £13,999, £499 more than this car. Dealer: IMG Select Mazda Warrington in Warrington. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-f4ed7451bff8
• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, grey. Mileage: 18,139 miles. Price: £13,499, the same price as this car. Dealer: Maylings Motors in Fareham. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-5ea48d884207
• 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, silver. Mileage: 24,092 miles. Price: £12,990, £510 less than this car. Dealer: Heartys of Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-6c0cbc9a05f4

• The nearest: 2018 Mazda Mazda3 Sport NAV, 2.0 petrol hatchback, white, 15 miles from this car. Mileage: 95,000 miles. Price: £7,680, £5,820 less than this car. Dealer: AG Cars Loughborough in Loughborough. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2018-a20efed5cbc0