2021 Mazda CX-30 2.0 e-SKYACTIV G MHEV GT Sport

Overview

• Make: Mazda
• Model: CX-30
• Trim: GT Sport
• Version: 2.0 e SKYACTIV-G Mhev GT Sport Auto FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2021
• Mileage: 106,777 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Black
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 GT Sport has covered 106,777 miles. Its asking price of £9,700 is £443 above the AskCar estimate of £9,257. The AskCar estimate uses 1,561 UK dealer adverts for the Mazda CX-30, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 5 days ago. Ask the dealer why the advert shows fewer miles than the 107,760 recorded at the latest MOT. MOT records show an expiry date of 23 October 2027. You can find this car at Quantum Cars in Romford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £443 (4%) over the AskCar estimate of £9,257.

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 1,561 priced Mazda CX-30 adverts across different ages and specifications, as of 5 November 2026.

A 2021 Mazda CX-30 with the 2.0 petrol engine is typically advertised at £13,800: the median of the 109 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2021 Mazda CX-30 advertised 5 days ago. About 6 in 10 of 2021 Mazda CX-30 cars are gone from sale within a month of being advertised: 127 of the 220 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £9,700. 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 5 November 2026: valid until 23 October 2027.

It has had 4 MOTs. The latest, on 24 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 107,760 miles. The advert says 106,777 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 70,600 miles higher than the median mileage of a 2021 Mazda CX-30 on AskCar.

Similar cars

7 other 2021 Mazda CX-30 GT Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £14,999 to £17,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, black. Mileage: 41,464 miles. Price: £15,390, £5,690 more than this car. Dealer: Green 4 Motor Company Green 4 Coventry Mazda in Coventry. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-32b86c721f52
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, white. Mileage: 39,320 miles. Price: £14,999, £5,299 more than this car. Dealer: cinch Bellevue in Hook. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-9765b02a14d9
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 31,789 miles. Price: £15,858, £6,158 more than this car. Dealer: Brindley Garages Brindley Mazda Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-98fc13c41031