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: 35,097 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 183 bhp
• Gearbox: Manual
• Colour: Grey
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 GT Sport has covered 35,097 miles. The dealer is asking £13,986, which is £546 below the AskCar estimate of £14,532. To work out the AskCar estimate, we analyse UK dealer adverts for 1,536 Mazda CX-30 cars across different ages and specifications. This car was first seen in our listings data 1 day ago. The government's MOT record matches its advertised mileage. It is for sale at Bentley Motor Group in Keighley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £546 (3%) under the AskCar estimate of £14,532.

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 1,536 priced Mazda CX-30 adverts across different ages and specifications, as of 7 November 2026.

A 2021 Mazda CX-30 with the 2.0 petrol engine is typically advertised at £13,800: the median of the 105 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2021 Mazda CX-30 advertised 1 day ago. About 6 in 10 of 2021 Mazda CX-30 cars are gone from sale within a month of being advertised: 129 of the 223 first advertised between 11 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £13,986. 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 7 November 2026: valid until 26 April 2027.

It has had 3 MOTs. The latest, on 17 April 2026, passed.

Advisories at the latest test: brake fluid close to minimum mark; front brake pad(s) wearing thin; rear registration plate deteriorated but not likely to be misread.

Mileage at that test: 32,220 miles, which matches the advertised 35,097 miles.

Advertised mileage is about 100 miles higher than the median mileage of a 2021 Mazda CX-30 on AskCar.

Similar cars

17 other 2021 Mazda CX-30 GT Sport 2.0 petrol manual SUVs are for sale at UK dealers, from £10,543 to £15,890, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, red. Mileage: 35,000 miles. Price: £13,995, the same price as this car. Dealer: Ross Car Sales in Swansea. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-0b5dc983a6c4
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey. Mileage: 36,337 miles. Price: £14,380, £394 more than this car. Dealer: Evans Halshaw Ford East Kilbride in East Kilbride. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-a6a0aec40e7d
• 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, white. Mileage: 31,800 miles. Price: £15,695, £1,709 more than this car. Dealer: Magna Mazda Poole in Poole. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-45844680db7b

• The nearest: 2021 Mazda CX-30 GT Sport, 2.0 petrol SUV, grey, 16 miles from this car. Mileage: 39,677 miles. Price: £13,267, £719 less than this car. Dealer: Trust Ford Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-c5c91a956c76