2018 Mazda MX-5 1.5 SKYACTIV-G Sport NAV

Overview

• Make: Mazda
• Model: MX-5
• Trim: Sport NAV
• Version: 1.5 SKYACTIV-G Sport NAV Manual RWD Euro 6 2dr (129 bhp)
• Year: 2018
• Mileage: 67,800 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.5 litres, 129 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: White
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 67,800 miles on the clock, this 2018 Mazda MX-5 Sport Nav has done roughly 38,000 more miles than a typical 2018 Mazda MX-5. Priced at £11,237, it is advertised £400 below the AskCar estimate of £11,637. The AskCar estimate uses 638 UK dealer adverts for the Mazda MX-5, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 1 day ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sparshatts Of Havant, based in Havant. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £400 (3%) under the AskCar estimate of £11,637.

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 638 priced Mazda MX-5 adverts across different ages and specifications, as of 4 November 2026.

A 2018 Mazda MX-5 with the 1.5 petrol engine is typically advertised at £14,100: the median of the 12 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2018 Mazda MX-5 advertised 1 day ago. About 6 in 10 of 2018 Mazda MX-5 cars are gone from sale within a month of being advertised: 39 of the 70 first advertised between 12 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 3 November 2026 at £11,237. 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 4 November 2026: valid until 7 May 2027.

It failed its MOT on 7 May 2026 (offside rear tyre has ply or cords exposed) and passed 1 day later, on 8 May 2026.

Advisories at the latest test: offside rear shock absorbers has light misting of oil; nearside rear shock absorbers has light misting of oil.

Mileage at that test: 63,933 miles, which matches the advertised 67,800 miles.

Advertised mileage is about 38,000 miles higher than the median mileage of a 2018 Mazda MX-5 on AskCar.

Similar cars

5 other 2018 Mazda MX-5 Sport NAV 1.5 petrol manual convertibles are for sale at UK dealers, from £12,900 to £15,990, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, white. Mileage: 50,074 miles. Price: £12,900, £1,663 more than this car. Dealer: Sytner Select Swindon in Swindon. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-50688a3ca565
• 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, white. Mileage: 29,000 miles. Price: £15,391, £4,154 more than this car. Dealer: Prestige Cars by Peter Cooper West End in Southampton. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-f3648ca8ba06
• 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, white. Mileage: 28,691 miles. Price: £14,995, £3,758 more than this car. Dealer: Vertu Honda Doncaster in Doncaster. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-c28037198921