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 Manual FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2021
• Mileage: 77,855 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 134 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 GT Sport has covered 77,855 miles, around 41,800 more miles than is typical for its age. The AskCar estimate for this car is £10,306. It is priced at £10,677, which is £371 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,559 Mazda CX-30 cars across different ages and specifications. We have tracked this advert for 15 days. Its advertised mileage matches the government's MOT record. It is for sale at Cargem in Rainham. 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: £371 (3%) over the AskCar estimate of £10,306.

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 2021 Mazda CX-30 with the 2.0 petrol engine is typically advertised at £13,900: the median of the 110 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Mazda CX-30 has been on sale for at least 15 days.

Price history

AskCar first saw this advert on 20 October 2026 at £10,677. 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 11 January 2027.

It has had 3 MOTs. The latest, on 12 January 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 62,051 miles, which matches the advertised 77,855 miles.

Advertised mileage is about 41,800 miles higher than the median mileage of a 2021 Mazda CX-30 on AskCar.

Similar cars

18 other 2021 Mazda CX-30 GT Sport 2.0 petrol manual SUVs are for sale at UK dealers, from £11,990 to £15,999, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, black. Mileage: 75,295 miles. Price: £11,990, £1,313 more than this car. Dealer: Town Autos in Bedford. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-78b10465a875
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, blue. Mileage: 52,517 miles. Price: £13,498, £2,821 more than this car. Dealer: Arnold Clark Kirkcaldy Peugeot / Mazda in Kirkcaldy. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-1e9d79d65d5c
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, black. Mileage: 51,155 miles. Price: £13,882, £3,205 more than this car. Dealer: Bridgend Motor Group in Gateshead. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-3d0b051af49a

• The nearest: 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey, 39 miles from this car. Mileage: 44,148 miles. Price: £13,200, £2,523 more than this car. Dealer: Napier Motor Company in Horsham. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-92c0b6139cfd