2018 Mazda 3 Data

VehicleScore® has analysed 50 2018 Mazda 3 vehicles in this dataset. The figures below summarise VehicleScore® results, recorded mileage, MOT history and available emissions data for this model year.

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Mazda 3 side view2018 Mazda 3 (example)
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    Past & current MOT data

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2018 Mazda 3 VehicleScore®

The median VehicleScore® among 50 2018 Mazda 3 vehicles analysed was 838 out of 999.

Median VehicleScore®
838
25th percentile
793
75th percentile
859
Vehicles with a score
50

Typical mileage for a 2018 Mazda 3

The median mileage among 50 2018 Mazda 3 vehicles analysed by VehicleScore® was 54,406 miles.

Mileage is the latest recorded odometer reading stored for each vehicle. Earlier MOT readings are not counted as extra vehicles.

Median mileage
54,406 miles
25th percentile
39,573 miles
75th percentile
71,374 miles
Vehicles with mileage
50

2018 Mazda 3 MOT pass rate

VehicleScore® analysed 348 recognised pass/fail MOT tests across 50 2018 Mazda 3 vehicles.

MOT pass rate
87.4%
Valid pass/fail tests
348
Passes
304
Failures
44
All recorded MOT tests
348
Vehicles with MOT history
50

2018 Mazda 3 engines and emissions

Engine capacity
1,998 cc (47 vehicles)
Engine capacity
2,191 cc (2 vehicles)
Engine capacity
1,496 cc (1 vehicles)
Petrol
47
Heavy OIL
3
Median CO2
119 g/km
CO2 25th percentile
119 g/km
CO2 75th percentile
119 g/km
Lowest CO2
99 g/km
Highest CO2
135 g/km
Vehicles with CO2
50

How does the 2018 Mazda 3 compare?

Metric2018 3All 3
VehicleScore®838660
Mileage54,406 miles82,776 miles
MOT pass rate87.4%79.0%
CO2119 g/km127 g/km

The median VehicleScore® in the 2018 sample was 838, compared with 660 in the wider Mazda 3 sample.

The median mileage in the 2018 sample was 54,406 miles, compared with 82,776 miles in the wider Mazda 3 sample.

The MOT pass rate in the 2018 sample was 87.4%, compared with 79.0% in the wider Mazda 3 sample.

The median CO2 in the 2018 sample was 119 g/km, compared with 127 g/km in the wider Mazda 3 sample.

Other Mazda 3 model years

Mazda 3 lifespan and model overview

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Statistics come from vehicles analysed through VehicleScore®. Counts use unique vehicles, so repeated searches do not change the figures. MOT tests are stored once. The MOT pass rate uses only recognised pass and fail results. Sample sizes vary by metric. This dataset does not represent every vehicle on UK roads.

Data updated: 12 October 2026

Unique vehicles analysed: 50

Recorded MOT tests: 348

Valid pass/fail MOT tests: 348