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

Overview

• Make: Mazda
• Model: CX-30
• Trim: Sport LUX
• Version: 2.0 e SKYACTIV-G Mhev Sport LUX Auto FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2021
• Mileage: 37,117 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Automatic
• Drive: Front-wheel drive
• Colour: White
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mazda CX-30 Sport Lux has covered 37,117 miles. The dealer is asking £14,000, which is £645 below the AskCar estimate of £14,645. To work out the AskCar estimate, we analyse UK dealer adverts for 1,559 Mazda CX-30 cars across different ages and specifications. We first saw this car advertised 34 days ago. Its asking price has since fallen by £400. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Marshall Nissan Grantham, based in Grantham. 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: £645 (4%) under the AskCar estimate of £14,645.

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 34 days.

Price history

AskCar first saw this advert on 1 October 2026 at £14,400. Its asking price is now £14,000, £400 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 1 October 2026: £14,400
• 9 October 2026: £14,500
• 4 November 2026: £14,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 18 December 2026.

It has had 3 MOTs. The latest, on 5 December 2025, passed.

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge; nearside rear tyre slightly damaged/cracking or perishing; offside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 29,451 miles, which matches the advertised 37,117 miles.

Advertised mileage is about 1,100 miles higher than the median mileage of a 2021 Mazda CX-30 on AskCar.

Similar cars

6 other 2021 Mazda CX-30 Sport LUX 2.0 petrol automatic SUVs are for sale at UK dealers, from £12,995 to £17,095, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Mazda CX-30 Sport LUX, 2.0 petrol SUV, grey. Mileage: 38,802 miles. Price: £14,995, £995 more than this car. Dealer: Fida Motors in Wickford. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-19391e518ada
• 2021 Mazda CX-30 Sport LUX, 2.0 petrol SUV, grey. Mileage: 24,630 miles. Price: £14,690, £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-d53892a565aa
• 2021 Mazda CX-30 Sport LUX, 2.0 petrol SUV, grey. Mileage: 23,976 miles. Price: £17,095, £3,095 more than this car. Dealer: David Hayton Autostore Carlisle in Carlisle. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-51f7b5bba170

• The nearest: 2021 Mazda CX-30 Sport LUX, 2.0 petrol SUV, red, 48 miles from this car. Mileage: 65,010 miles. Price: £12,995, £1,005 less than this car. Dealer: Seacroft Ford in Mablethorpe. AskCar page: https://askcar.co.uk/car/mazda-cx-30-2021-3bd9f22bb417