Mazda CX-30

38,610 on UK roads in 2025+7,680 vs 2024

On the road

38,610

38,610 licensed

Change vs 2024

+24.8%

+7,680 cars

New in 2025

7,865

first-time registrations

Electrified

hybrid, plug-in & battery

The Mazda CX-30 has a steady presence on UK roads, with 38,610 licensed in 2025 - up 24.8% on 2024. 7,865 were registered new in 2025. The fleet is overwhelmingly petrol (100%), with most in the 2.0-3.0L class. Most date from the 2020-2025 era.

How many are left?

Licensed Mazda CX-30 cars on the road over time

New registrations

First-time registrations per year

What the typical Mazda CX-30 looks like

Fuel, engine size and age across every Mazda CX-30 on the road today.

Fuel mix

Current split

38,610total

Petrol100.0%
Hybrid0.0%

Engine size

Cars on the road by engine capacity

2.0-3.0L38,610

How old are they?

Share of cars by the year they were first registered

2015-20191%
2020-202599%

MOT & reliability

2025 MOT data

How a Mazda Cx 30 holds up at its MOT and how it's driven - from 4,757 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

93.6%

4,757 MOT tests in 2025 · 4,476 first-time

Pass rate over time

2022

100%

2023

95%

2024

94.2%

2025

93.6%

▼ 6.4 pts since 2022

Pass rate by age

First-time pass rate by the car's age (tested in 2025)

How a Mazda Cx 30 is driven

tracked across 2022-25

How much it's driven

miles a year, from 2,975 cars tracked across years

7,356miles a year · average use

31%

low · <5k

64.2%

avg · 5-15k

4.8%

high · 15k+

Most cover 4,450-9,416 miles a year (median 6,712).

Miles driven by age

Yearly mileage as the car ages

Driven most when newer, easing as it gets older.

Mileage & condition

Typical mileage at test

Odometer when tested (2025)

29,391

13,929middle 50%: 20,023-36,82846,611

Typical odometer rising: 12,448 → 20,385 → 24,804 → 29,391

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

94.7%

40-80k

88.9%

80-120k

84%

120k+

100%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

A 2025 Mazda Cx 30 passes first time 93.6% of the time - above the 77.6% UK average, and easing slightly year on year. The typical one is driven about 7,356 miles a year, and reliability is mostly about miles: 94.7% of low-mileage cars pass versus 100% past 120k.

Why a CX-30 fails its MOT

2025 MOT data

Of 287 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.

Where a CX-30 fails

Share of failed tests, by area

Tyres40.1%

Brakes30.7%

Visibility17.4%

Suspension11.5%

Exhaust & emissions5.9%

Lamps & electrical2.8%

Number plate & VIN1.7%

Seat belts1%

Top specific defects

Exact items most often recorded as the reason a car failed

A tyre seriously damaged70

A brake lining or pad worn below 1.5mm56

Wiper blade missing or obviously not clearing the windscreen44

Tyre tread depth not in accordance with the requirements29

Brake disc or drum significantly and obviously worn21

A shock absorber damaged to the extent that it does not function or showing signs of severe leakage19

Engine MIL illuminated indicating a malfunction16

A tyre cords visible or damaged14

Brake disc or drum excessively weakened, insecure or fractured6

Excessive fluctuation in brake effort through each wheel revolution.6

40.8% flagged dangerous·1.5 defects per fail·287 fails analysed

Mazda CX-30 - frequently asked

How many Mazda CX-30 are left in the UK?

There are 38,610 Mazda CX-30 cars still licensed on UK roads in 2025, up 24.8% on 2024.

How many new Mazda CX-30 were registered in 2025?

7,865 brand-new Mazda CX-30 cars were first registered in 2025.

What fuel does the typical Mazda CX-30 use?

Most are petrol - about 100% of all Mazda CX-30 on the road, with the majority in the 2.0-3.0L engine class. In total, 0% are electrified (hybrid, plug-in or battery).

How old is the typical Mazda CX-30?

Most Mazda CX-30 cars on the road today date from the 2020-2025 era.

How reliable is the Mazda CX-30?

93.6% of Mazda CX-30 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Mazda CX-30 has around 27,495 miles on the clock.

Buying a Mazda CX-30?

Before you buy a specific Mazda CX-30, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car

What the typical Mazda CX-30 looks like

Fuel, engine size and age across every Mazda CX-30 on the road today.

Fuel mix

Current split

38,610total

Petrol100.0%
Hybrid0.0%

Engine size

Cars on the road by engine capacity

2.0-3.0L38,610

How old are they?

Share of cars by the year they were first registered

2015-20191%
2020-202599%

MOT & reliability

2025 MOT data

How a Mazda Cx 30 holds up at its MOT and how it's driven - from 4,757 tests, tracked across 2022-2025.

First-time pass rate

Average for its class

93.6%

4,757 MOT tests in 2025 · 4,476 first-time

Pass rate over time

2022

100%

2023

95%

2024

94.2%

2025

93.6%

▼ 6.4 pts since 2022

Pass rate by age

First-time pass rate by the car's age (tested in 2025)

How a Mazda Cx 30 is driven

tracked across 2022-25

How much it's driven

miles a year, from 2,975 cars tracked across years

7,356miles a year · average use

31%

low · <5k

64.2%

avg · 5-15k

4.8%

high · 15k+

Most cover 4,450-9,416 miles a year (median 6,712).

Miles driven by age

Yearly mileage as the car ages

Driven most when newer, easing as it gets older.

Mileage & condition

Typical mileage at test

Odometer when tested (2025)

29,391

13,929middle 50%: 20,023-36,82846,611

Typical odometer rising: 12,448 → 20,385 → 24,804 → 29,391

Holds up by mileage

Pass rate as the odometer climbs

Under 40k

94.7%

40-80k

88.9%

80-120k

84%

120k+

100%

Petrol vs diesel

First-time pass rate by fuel

Not enough data.

Why a CX-30 fails its MOT

2025 MOT data

Of 287 first-time fails, here's what gets flagged most. Most cars fail on more than one item, so shares add up past 100%.

Where a CX-30 fails

Share of failed tests, by area

Tyres40.1%

Brakes30.7%

Visibility17.4%

Suspension11.5%

Exhaust & emissions5.9%

Lamps & electrical2.8%

Number plate & VIN1.7%

Seat belts1%

Top specific defects

Exact items most often recorded as the reason a car failed

A tyre seriously damaged70

A brake lining or pad worn below 1.5mm56

Wiper blade missing or obviously not clearing the windscreen44

Tyre tread depth not in accordance with the requirements29

Brake disc or drum significantly and obviously worn21

A shock absorber damaged to the extent that it does not function or showing signs of severe leakage19

Engine MIL illuminated indicating a malfunction16

A tyre cords visible or damaged14

Brake disc or drum excessively weakened, insecure or fractured6

Excessive fluctuation in brake effort through each wheel revolution.6

40.8% flagged dangerous·1.5 defects per fail·287 fails analysed

Mazda CX-30 - frequently asked

How many Mazda CX-30 are left in the UK?

There are 38,610 Mazda CX-30 cars still licensed on UK roads in 2025, up 24.8% on 2024.

How many new Mazda CX-30 were registered in 2025?

7,865 brand-new Mazda CX-30 cars were first registered in 2025.

What fuel does the typical Mazda CX-30 use?

Most are petrol - about 100% of all Mazda CX-30 on the road, with the majority in the 2.0-3.0L engine class. In total, 0% are electrified (hybrid, plug-in or battery).

How old is the typical Mazda CX-30?

Most Mazda CX-30 cars on the road today date from the 2020-2025 era.

How reliable is the Mazda CX-30?

93.6% of Mazda CX-30 cars pass their MOT first time, compared with a UK average of 77.6% across all cars. The typical tested Mazda CX-30 has around 27,495 miles on the clock.

Buying a Mazda CX-30?

Before you buy a specific Mazda CX-30, run its registration through AnalyzeMyCar for MOT history, mileage checks, service history and valuation.

Check a car