2018 Mazda CX-3 2.0 SKYACTIV-G Sport Nav+

Price: £10,450. Fair price: £132 (1%) over the AskCar estimate of £10,318, our expected asking price for this car from its model, age, mileage and specification, drawing on 430 priced Mazda CX-3 adverts on AskCar as of 10 November 2026.

AskCar lists 440 used Mazda CX-3 from 357 UK dealerships, as of 10 November 2026.

Overview

Make: Mazda
Model: CX-3
Trim: Sport Nav+
Version: 2.0 SKYACTIV-G Sport Nav+ Auto FWD Euro 6 5dr (119 bhp)
Year: 2018
Mileage: 66,000 miles
Fuel: Petrol
Body: SUV, 5 doors, 5 seats
Engine: 2.0 litres, 119 bhp
Gearbox: Automatic
Drive: Front-wheel drive
Colour: Grey
CO2: 140 g/km
Emissions standard: Euro 6, ULEZ compliant

About this car

At 66,000 miles, this 2018 Mazda CX-3 Sport Nav+ has covered about 19,500 more miles than other 2018 Mazda CX-3 cars. The dealer is asking £10,450, which is £132 above the AskCar estimate of £10,318. To work out the AskCar estimate, we analyse UK dealer adverts for 430 Mazda CX-3 cars across different ages and specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. You can find this car at Gaston Gate Garage in Cranleigh. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Gaston Gate Garage is rated 4.4 out of 5 on Google.

Price

Fair price: £132 (1%) over the AskCar estimate of £10,318.

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 430 priced Mazda CX-3 adverts across different ages and specifications, as of 10 November 2026.

A 2018 Mazda CX-3 with the 2.0 petrol engine is typically advertised at £10,500: the median of the 76 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2018 Mazda CX-3 advertised today. About half of 2018 Mazda CX-3 cars are gone from sale within a month of being advertised: 78 of the 163 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £10,450. 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 10 November 2026: valid until 18 February 2027.

It has had 6 MOTs. The latest, on 19 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 61,251 miles, which matches the advertised 66,000 miles.

Advertised mileage is about 19,500 miles higher than the median mileage of a 2018 Mazda CX-3 on AskCar.

Similar cars

6 other 2018 Mazda CX-3 Sport Nav+ 2.0 petrol automatic SUVs are for sale at UK dealers, from £11,300 to £13,499, as of 10 November 2026.

The 3 closest to this car in mileage:

2018 Mazda CX-3 Sport Nav+, 2.0 petrol SUV, red. Mileage: 50,416 miles. Price: £11,300, £850 more than this car. Dealer: Surrey Specialist Cars in Guildford. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-c121063af041
2018 Mazda CX-3 Sport Nav+, 2.0 petrol SUV, red. Mileage: 47,034 miles. Price: £11,595, £1,145 more than this car. Dealer: Billzo Motors in Manchester. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-e11178e88006
2018 Mazda CX-3 Sport Nav+, 2.0 petrol SUV, white. Mileage: 38,149 miles. Price: £12,678, £2,228 more than this car. Dealer: Oakmere Prestige in Northwich. AskCar page: https://askcar.co.uk/car/mazda-cx-3-2018-8b620e8a4549

Browse all Mazda CX-3 cars for sale · 2018 Mazda CX-3 price guide

Photos

12 photos of this car are on its AskCar page.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.