2021 Mazda CX-30

2.0 e-SKYACTIV X Mhev GT Sport Tech Manual 4WD Euro 6 (s/s) 5dr (183 bhp)

£15,995

Good value: £1,517 under the typical £17,512 for this model, age and mileage, drawing on 1,578 adverts of this make and model.

Overview

Make: Mazda
Model: CX-30
Trim: GT SPORT TECH
Version: 2.0 e-SKYACTIV X Mhev GT Sport Tech Manual 4WD Euro 6 (s/s) 5dr (183 bhp)
Mileage: 23,354 miles
Year: 2021
Fuel type: Petrol
Body type: SUV
Engine: 2.0 L
Gearbox: Manual
Power: 183 bhp
Seats: 5
CO2: 137 g/km
Colour: Grey
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: e-SKYACTIV X; MHEV
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

With 23,354 miles on the clock, this 2021 Mazda CX-30 GT Sport Tech has done roughly 10,500 fewer miles than a typical 2021 Mazda CX-30. At £15,995, it is advertised £1,517 below our estimated market asking price of £17,512. To estimate its market asking price, we analyse UK dealer adverts for 1,578 Mazda CX-30 cars across different ages and specifications. Since we first spotted the advert 34 days ago, the asking price has dropped by £300. The latest MOT record shows an expiry date of 6 November 2026, with the advertised mileage consistent with the recorded reading. It is advertised by Park's Motor Group Mazda Ayr in Cardiff.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 17 September 2026, 34 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £300 from the first recorded £16,295. 1 price reduction recorded, the latest observed on 4 October 2026.

Recorded asking prices
Date observed	Asking price
17 September 2026	£16,295
4 October 2026	£15,995
20 October 2026	£15,995

Price and mileage comparison

Estimated market asking price: £17,512. The asking price is £1,517 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 1,578 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,500 miles lower than typical for a 2021 Mazda CX-30.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 6 November 2026. 15,926 miles at the last test.

22 other cars with the same year, trim, gearbox and fuel are for sale from £11,700 to £18,000.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£11,700	65,677 miles
£12,245	61,348 miles
£12,490	82,000 miles
£12,600	58,252 miles
£13,400	51,995 miles

These cars have covered 20,639–82,000 miles, compared with 23,354 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Mazda CX-30 cars for sale · 2021 Mazda CX-30 price guide

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Dealer

Park's Motor Group Mazda Ayr, Cardiff. Across the dealer network: 38 branches, 2,317 cars for sale.

Dealer postcode: CF11 8AQ.