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

Overview

• Make: Mazda
• Model: CX-30
• Trim: GT Sport
• Version: 2.0 SKYACTIV-G Mhev GT Sport Manual FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2020
• Mileage: 46,248 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 141 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 46,248 miles on the clock, this 2020 Mazda CX-30 GT Sport has done roughly 3,000 more miles than a typical 2020 Mazda CX-30. Priced at £12,995, it is advertised £651 above the AskCar estimate of £12,344. 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 have tracked this advert for 33 days. The latest recorded MOT expiry date is 25 October 2026, which has passed. Confirm its status with the dealer. Its advertised mileage matches the government's MOT record. The seller is EMC Uckfield Vauxhall, based in Uckfield. 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: £651 (5%) over the AskCar estimate of £12,344.

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 33 days.

Price history

AskCar first saw this advert on 2 October 2026 at £12,995. 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: the latest record we hold ran out on 25 October 2026; ask the dealer for the current MOT.

It failed its MOT on 25 October 2025 (brake pad(s) less than 1.5 mm thick fronts; nearside rear stop lamp(s) lens defective which has no effect on emitted light) and passed later the same day.

Advisories at the latest test: nearside rear stop lamp(s) lens defective which has no effect on emitted light; nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge; and 1 more.

Mileage at that test: 39,464 miles, which matches the advertised 46,248 miles.

Advertised mileage is about 3,000 miles higher 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, red. Mileage: 47,695 miles. Price: £15,000, £2,005 more than this car. Dealer: Northampton Motors in Northampton. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-adf778a22028
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, red. Mileage: 44,494 miles. Price: £12,461, £534 less than this car. Dealer: Vertu Nissan Stockton in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-c212005d3ec0
• 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 43,290 miles. Price: £12,427, £568 less than this car. Dealer: Cargem in Rainham. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-7af00ec0daf2

• The nearest: 2020 Mazda CX-30 GT Sport, 2.0 petrol SUV, red, 26 miles from this car. Mileage: 32,847 miles. Price: £13,699, £704 more than this car. Dealer: Yeomans Mazda Worthing in Worthing. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2020-0541cf931c33