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: 16,000 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 GT Sport is advertised with 16,000 miles, approximately 18,400 below the typical mileage for its age. Priced at £17,500, it is advertised £198 above the AskCar estimate of £17,302. The AskCar estimate uses UK dealer asking prices, including 1,531 Mazda CX-30 adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. The seller is Invicta Northampton, based in Northampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £198 (1%) over the AskCar estimate of £17,302.

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 1,531 priced Mazda CX-30 adverts across different ages and specifications, as of 10 November 2026.

A 2021 Mazda CX-30 with the 2.0 petrol engine is typically advertised at £14,000: the median of the 110 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2021 Mazda CX-30 advertised today. About 6 in 10 of 2021 Mazda CX-30 cars are gone from sale within a month of being advertised: 134 of the 229 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £17,500. 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 10 November 2026: valid until 12 December 2026.

It has had 2 MOTs. The latest, on 27 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 14,706 miles, which matches the advertised 16,000 miles.

Advertised mileage is about 18,400 miles lower than the median mileage of a 2021 Mazda CX-30 on AskCar.

Similar cars

8 other 2021 Mazda CX-30 GT Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £9,700 to £17,995, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, white. Mileage: 15,217 miles. Price: £16,709, £791 less than this car. Dealer: Vertu Peugeot Paisley in Paisley. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-6c39c0a773b5
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, red. Mileage: 19,349 miles. Price: £17,995, £495 more than this car. Dealer: Mitchell Mazda in Ellesmere Port. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-34857e56bbf6
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 11,051 miles. Price: £17,995, £495 more than this car. Dealer: Newport Mazda in Newport. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-9c649ee7c922

• The nearest: 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, black, 28 miles from this car. Mileage: 41,464 miles. Price: £15,390, £2,110 less 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