2018 Mazda CX-3 1.5 SKYACTIV-D Sport NAV

Overview

• Make: Mazda
• Model: CX-3
• Trim: Sport NAV
• Version: 1.5 SKYACTIV-D Sport NAV Manual 4WD Euro 6 (s/s) 5dr (104 bhp)
• Year: 2018
• Mileage: 65,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 104 bhp
• Gearbox: Manual
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 123 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mazda CX-3 Sport Nav is advertised with 65,000 miles, approximately 17,400 above the typical mileage for its age. The dealer is asking £5,795, which is £1,871 below the AskCar estimate of £7,666. To work out the AskCar estimate, we analyse UK dealer adverts for 418 Mazda CX-3 cars across different ages and specifications. The asking price is now £200 lower than when we first recorded the advert 42 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Tyburn Autos in Birmingham. 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

Good value: £1,871 (24%) under the AskCar estimate of £7,666.

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 418 priced Mazda CX-3 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Mazda CX-3 with the 1.5 diesel engine is typically advertised at £7,800: the median of the 13 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Mazda CX-3 has been on sale for at least 42 days.

Price history

AskCar first saw this advert on 21 September 2026 at £5,995. Its asking price is now £5,795, £200 less. The latest price cut was seen on 19 October 2026.

Price changes recorded:

• 21 September 2026: £5,995
• 19 October 2026: £5,795

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 21 November 2026.

It has had 7 MOTs. The latest, on 22 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 63,830 miles, which matches the advertised 65,000 miles.

Advertised mileage is about 17,400 miles higher than the median mileage of a 2018 Mazda CX-3 on AskCar.

Similar cars

10 other 2018 Mazda CX-3 Sport NAV 1.5 diesel manual SUVs are for sale at UK dealers, from £5,895 to £11,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda CX-3 Sport NAV, 1.5 diesel SUV, grey. Mileage: 56,250 miles. Price: £7,795, £2,000 more than this car. Dealer: Ever Drive Motors in Milton Keynes. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-2cebc6896b0d
• 2018 Mazda CX-3 Sport NAV, 1.5 diesel SUV, red. Mileage: 74,000 miles. Price: £8,255, £2,460 more than this car. Dealer: Hippo Approved in Blackburn. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-baa4f7d6c0cb
• 2018 Mazda CX-3 Sport NAV, 1.5 diesel SUV, black. Mileage: 54,000 miles. Price: £8,495, £2,700 more than this car. Dealer: Andrew Toms Car Sales in St Austell. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-2acc1c250ea5

• The nearest: 2018 Mazda CX-3 Sport NAV, 1.5 diesel SUV, black, 31 miles from this car. Mileage: 89,257 miles. Price: £6,299, £504 more than this car. Dealer: Prime Carz in Leicester. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-53c9b3c98a89