2020 Mazda CX-30 2.0 SKYACTIV-X MHEV GT Sport

Overview

• Make: Mazda
• Model: CX-30
• Trim: GT Sport
• Version: 2.0 Skyactiv-x Mhev GT Sport Auto 4WD Euro 6 (s/s) 5dr (178 bhp)
• Year: 2020
• Mileage: 28,023 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 178 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 160 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 28,023 miles on the clock, this 2020 Mazda CX-30 GT Sport has done roughly 15,300 fewer miles than a typical 2020 Mazda CX-30. Its asking price of £16,898 is £202 below the AskCar estimate of £17,100. The AskCar estimate uses 1,559 UK dealer adverts for the Mazda CX-30, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 11 days ago. The government's MOT record matches its advertised mileage. You can find this car at Eastern Western Motor Group Western Mazda in Newbridge. 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: £202 (1%) under the AskCar estimate of £17,100.

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 1,559 priced Mazda CX-30 adverts across different ages and specifications, as of 4 November 2026.

A 2020 Mazda CX-30 with the 2.0 petrol engine is typically advertised at £13,000: the median of the 106 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2020 Mazda CX-30 has been on sale for at least 11 days.

Price history

AskCar first saw this advert on 24 October 2026 at £16,898. 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 30 October 2027.

It has had 5 MOTs. The latest, on 20 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 28,023 miles, which matches the advertised 28,023 miles.

Advertised mileage is about 15,300 miles lower than the median mileage of a 2020 Mazda CX-30 on AskCar.

Similar cars

8 other 2020 Mazda CX-30 GT Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £12,278 to £16,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 22,455 miles. Price: £16,490, £408 less than this car. Dealer: Town Autos in Bedford. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-94ae7ddd9a06
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, black. Mileage: 39,007 miles. Price: £14,845, £2,053 less than this car. Dealer: FRF Toyota Swansea in Swansea. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-1e24c09c1004
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 44,500 miles. Price: £15,495, £1,403 less than this car. Dealer: Bourne Road Garage in Crayford. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-9aee6c7adabc

• The nearest: 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey, 208 miles from this car. Mileage: 45,964 miles. Price: £13,990, £2,908 less than this car. Dealer: Swansway Garages in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-d225a39476a7