2018 Mazda MX-5

1.5 SKYACTIV-G Sport NAV Manual RWD Euro 6 2dr (129 bhp)

£16,890

Fair price: within 8% of the typical £16,346 for this model, age and mileage, drawing on 652 adverts of this make and model.

Overview

Make
Mazda
Model
MX-5
Trim
SPORT NAV
Version
1.5 SKYACTIV-G Sport NAV Manual RWD Euro 6 2dr (129 bhp)
Mileage
15,987 miles
Year
2018
Fuel type
Petrol
Body type
Convertible
Engine
1.5 L
Gearbox
Manual
Power
129 bhp
Seats
2
CO2
142 g/km
Colour
Silver
Doors
2
Driven wheels
Rear Wheel Drive
Engine badge
SKYACTIV-G
Emissions standard
Euro 6

About this car

At 15,987 miles, this 2018 Mazda MX-5 Sport Nav has covered about 11,600 fewer miles than other 2018 Mazda MX-5 cars. The dealer is asking £16,890, which is £544 above our market estimate of £16,346. Our estimate draws on 652 Mazda MX-5 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £100 lower than when we first recorded the advert 25 days ago. MOT records show an expiry date of 28 March 2027, and the latest recorded mileage is consistent with the advert. The seller is Johnsons Mazda Gloucester, based in Gloucester.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 26 September 2026, 25 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £100 from the first recorded £16,990. 1 price reduction recorded, the latest observed on 8 October 2026.

Recorded asking prices
Date observedAsking price
26 September 2026£16,990
8 October 2026£16,890
20 October 2026£16,890

Price and mileage comparison

Estimated market asking price: £16,346. The asking price is £544 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 652 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 11,600 miles lower than typical for a 2018 Mazda MX-5.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 28 March 2027. 15,078 miles at the last test.

14 other cars with the same year, trim, gearbox and fuel are for sale from £9,494 to £16,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,494100,172 miles
£12,83269,989 miles
£13,20050,074 miles
£13,50066,000 miles
£13,99036,000 miles

These cars have covered 15,111–100,172 miles, compared with 15,987 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Mazda MX-5 cars for sale · 2018 Mazda MX-5 price guide

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Dealer

Johnsons Mazda Gloucester, Gloucester. Across the dealer network: 44 branches, 1,632 cars for sale.

Dealer postcode: GL2 5EP.

Dealer opening hours

Monday
08:30-18:00
Tuesday
08:30-18:00
Wednesday
08:30-18:00
Thursday
08:30-18:00
Friday
08:30-18:00
Saturday
09:00-17:00
Sunday
Closed

Vehicle photos