2021 Mazda CX-30 2.0 GT Sport

Overview

• Make: Mazda
• Model: CX-30
• Trim: GT Sport
• Version: 2.0 Mhev GT Sport Manual Euro 6 (s/s) 5dr (183 bhp)
• Year: 2021
• Mileage: 51,155 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 183 bhp
• Gearbox: Manual
• Colour: Black
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 GT Sport is advertised with 51,155 miles, approximately 15,100 above the typical mileage for its age. Its asking price of £13,882 is £716 above the AskCar estimate of £13,166. To work out the AskCar estimate, we analyse UK dealer adverts for 1,559 Mazda CX-30 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 160 days, and its asking price is down £717. We checked its advertised mileage against the government's MOT record, and they match. The seller is Bridgend Motor Group, based in Gateshead. 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: £716 (5%) over the AskCar estimate of £13,166.

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

The dealer may accept less. This 2021 Mazda CX-30 has been on sale for at least 160 days, and its asking price has been cut by £717. About 6 in 10 of 2021 Mazda CX-30 cars are gone from sale within a month of being advertised: 125 of the 218 first advertised between 11 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 28 May 2026 at £14,599. Its asking price is now £13,882, £717 less. The latest price cut was seen on 4 September 2026.

Price changes recorded:

• 28 May 2026: £14,599
• 9 July 2026: £13,990
• 4 September 2026: £13,882

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 14 June 2027.

It has had 3 MOTs. The latest, on 15 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 51,214 miles, which matches the advertised 51,155 miles.

Advertised mileage is about 15,100 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 £10,677 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, blue. Mileage: 52,517 miles. Price: £13,498, £384 less 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, red. Mileage: 48,709 miles. Price: £12,995, £887 less than this car. Dealer: Hadwins Approved in Kendal. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-8a3688833c62
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, blue. Mileage: 48,000 miles. Price: £13,000, £882 less than this car. Dealer: Marshall SKODA Newbury in Newbury. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-d7fba1ebff1a

• The nearest: 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, red, 30 miles from this car. Mileage: 23,296 miles. Price: £14,850, £968 more than this car. Dealer: Drive Motor Retail drivedirect Darlington Vauxhall in Darlington. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-8ca4f9ed8e72