2018 Mazda MX-5 1.5 SKYACTIV-G Sport NAV
Price: £14,495. Fair price: £537 (3%) under the AskCar estimate of £15,032, our expected asking price for this car from its model, age, mileage and specification, drawing on 643 priced Mazda MX-5 adverts on AskCar as of 12 November 2026.
AskCar lists 675 used Mazda MX-5 from 404 UK dealerships, as of 12 November 2026.
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: 26,339 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
This 2018 Mazda MX-5 Sport Nav has covered 26,339 miles. Priced at £14,495, it is advertised £537 below the AskCar estimate of £15,032. To work out the AskCar estimate, we analyse UK dealer adverts for 643 Mazda MX-5 cars across different ages and specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. The seller is Magna Mazda Salisbury, based in Salisbury. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 12 November 2026.
Magna Mazda Salisbury is rated 4.8 out of 5 on Google.
Price
Fair price: £537 (3%) under the AskCar estimate of £15,032.
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 643 priced Mazda MX-5 adverts across different ages and specifications, as of 12 November 2026.
A 2018 Mazda MX-5 with the 1.5 petrol engine is typically advertised at £13,800: the median of the 15 for sale on AskCar, as of 12 November 2026.
Time on sale
AskCar first saw this 2018 Mazda MX-5 advertised today. About 6 in 10 of 2018 Mazda MX-5 cars are gone from sale within a month of being advertised: 41 of the 73 first advertised between 12 July 2026 and 9 October 2026.
Price history
AskCar first saw this advert on 12 November 2026 at £14,495. 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 12 November 2026: valid until 30 March 2027.
It has had 6 MOTs. The latest, on 31 March 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 24,878 miles, which matches the advertised 26,339 miles.
Advertised mileage is about 1,200 miles lower than the median mileage of a 2018 Mazda MX-5 on AskCar.
Similar cars
6 other 2018 Mazda MX-5 Sport NAV 1.5 petrol manual convertibles are for sale at UK dealers, from £11,237 to £15,990, as of 12 November 2026.
The 3 closest to this car in mileage:
- 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, grey. Mileage: 26,500 miles. Price: £14,599, £104 more than this car. Dealer: Fords Of Winsford Car Supermarket in Winsford. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-948089084bd1
- 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, white. Mileage: 28,691 miles. Price: £14,495, the same price as this car. Dealer: Vertu Honda Doncaster in Doncaster. AskCar page: https://askcar.co.uk/car/mazda-mx-5-2018-c28037198921
- 2018 Mazda MX-5 Sport NAV, 1.5 petrol convertible, white. Mileage: 29,000 miles. Price: £14,991, £496 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
Browse all Mazda MX-5 cars for sale · 2018 Mazda MX-5 price guide
More like this
- Used Mazda MX-5 Sport NAV prices
- Used Mazda MX-5 for sale under £15,000
- Used Mazda MX-5 for sale near Salisbury
Photos
47 photos of this car are on its AskCar page.
As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.