Mazda CX-30 GT Sport MHEV Auto

Reliability, estimated running costs, and MOT data across 2 model years from 1,734 MOT tests in 2024.

Avg Pass Rate

96%

Total Tests

1,734

Model Years

2020 to 2021

Years Covered

About the Mazda CX-30 GT Sport MHEV Auto

The Mazda CX-30 GT Sport MHEV Auto was MOT tested 1,734 times in 2024 (DVSA data, retests included) across 2 model years (2020 to 2021), with an average pass rate of 96%. That's comfortably above the average of 82% across all models in our data. Our records list petrol versions.

Mileage Across Years

The oldest model in our data (2020) averages 26,615 miles, while the newest (2021) averages 23,059 miles.

Compared to the Mazda brand average of 81%, the CX-30 GT Sport MHEV Auto performs 15 points better, making it one of the more reliable options in the Mazda range.

Estimated Running Costs

Fuel (Petrol, 1998cc)

£1,631

Road Tax

£200

MOT Test

£55

Predicted Repairs

£200

Total per year£2,086

Per month£174/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2021 details

How reliable is the Mazda CX-30 GT Sport MHEV Auto?

vs average of all models+14% (82% avg)

vs Mazda brand average+15% (81% avg)

Mazda CX-30 GT Sport MHEV Auto by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

Year	Pass Rate	Tests	Avg Mileage
2021	96%	940	23,059 mi
2020	96%	794	26,615 mi

Questions about the Mazda CX-30 GT Sport MHEV Auto

Is the Mazda CX-30 GT Sport MHEV Auto reliable?

Across its 2 model years in our data (2020 to 2021), the Mazda CX-30 GT Sport MHEV Auto averages a 96% MOT pass rate, from 1,734 tests (DVSA MOT data for tests in 2024, retests included). That's 14 points above the average of 82% across all models in the same data.