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 Manual 4WD Euro 6 (s/s) 5dr (178 bhp)
• Year: 2020
• Mileage: 37,933 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 178 bhp
• Gearbox: Manual
• Drive: Four-wheel drive
• Colour: Black
• CO2: 111 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 37,933 miles, this 2020 Mazda CX-30 GT Sport has covered about 5,400 fewer miles than other 2020 Mazda CX-30 cars. Priced at £14,498, it is advertised £200 below the AskCar estimate of £14,698. The AskCar estimate uses UK dealer asking prices, including 1,559 Mazda CX-30 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 27 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Glasgow London Road Motorstore / Vanstore, based in Glasgow. 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: £200 (1%) under the AskCar estimate of £14,698.

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 27 days.

Price history

AskCar first saw this advert on 8 October 2026 at £14,998. Its asking price is now £14,498, £500 less. The latest price cut was seen on 16 October 2026.

Price changes recorded:

• 8 October 2026: £14,998
• 16 October 2026: £14,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 23 July 2027.

It failed its MOT on 9 July 2026 (offside front brake disc in such a condition that it is seriously weakened) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 36,727 miles, which matches the advertised 37,933 miles.

Advertised mileage is about 5,400 miles lower than the median mileage of a 2020 Mazda CX-30 on AskCar.

Similar cars

23 other 2020 Mazda CX-30 GT Sport 2.0 petrol manual SUVs are for sale at UK dealers, from £8,990 to £15,495, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, silver. Mileage: 38,206 miles. Price: £12,995, £1,503 less than this car. Dealer: Stoneacre in Dewsbury. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-b9815a15128f
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, red. Mileage: 36,991 miles. Price: £13,498, £1,000 less than this car. Dealer: Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD in Oldbury. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-c90a635b46c3
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, silver. Mileage: 40,000 miles. Price: £13,140, £1,358 less than this car. Dealer: Hippo Motor Group Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-645b39cf9a03

• The nearest: 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, red, 21 miles from this car. Mileage: 42,719 miles. Price: £13,998, £500 less than this car. Dealer: Arnold Clark Stirling Renault / Dacia / Hyundai / Vanstore in Stirling. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-9150de5f6642