2018 Mazda MX-5 2.0 SKYACTIV-G Sport NAV

Overview

• Make: Mazda
• Model: MX-5
• Trim: Sport NAV
• Version: 2.0 SKYACTIV-G Sport NAV Manual RWD Euro 6 2dr (158 bhp)
• Year: 2018
• Mileage: 23,022 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.0 litres, 158 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 161 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,022 miles on the clock, this 2018 Mazda MX-5 Sport Nav has done roughly 5,800 fewer miles than a typical 2018 Mazda MX-5. The dealer is asking £15,295, which is £1,386 below the AskCar estimate of £16,681. To work out the AskCar estimate, we analyse UK dealer adverts for 629 Mazda MX-5 cars across different ages and specifications. We first saw this car advertised 57 days ago. Its asking price has since fallen by £700. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Maxfield Kadlubowski Group, based in Twickenham. 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: £1,386 (8%) under the AskCar estimate of £16,681.

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 629 priced Mazda MX-5 adverts across different ages and specifications, as of 2 November 2026.

A 2018 Mazda MX-5 with the 2.0 petrol engine is typically advertised at £15,300: the median of the 31 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2018 Mazda MX-5 has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 6 September 2026 at £15,995. Its asking price is now £15,295, £700 less. The latest price cut was seen on 16 October 2026.

Price changes recorded:

• 6 September 2026: £15,995
• 16 October 2026: £15,295

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 19 January 2027.

It has had 6 MOTs. The latest, on 5 January 2026, passed.

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

Mileage at that test: 21,466 miles, which matches the advertised 23,022 miles.

Advertised mileage is about 5,800 miles lower than the median mileage of a 2018 Mazda MX-5 on AskCar.

Similar cars

8 other 2018 Mazda MX-5 Sport NAV 2.0 petrol manual convertibles are for sale at UK dealers, from £8,995 to £16,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda MX-5 Sport NAV, 2.0 petrol convertible, red. Mileage: 15,111 miles. Price: £16,995, £1,700 more than this car. Dealer: Edwards Motors in Kempsey. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-6f2cdf113302
• 2018 Mazda MX-5 Sport NAV, 2.0 petrol convertible, red. Mileage: 36,000 miles. Price: £13,890, £1,405 less than this car. Dealer: JAD Motor in Birmingham. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-20b7553ffefb
• 2018 Mazda MX-5 Sport NAV, 2.0 petrol convertible, grey. Mileage: 42,533 miles. Price: £14,900, £395 less than this car. Dealer: Marshall MINI Hampshire in Hook. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-b8085736d7fe