What year Mazda Demio is most reliable?

Based on MOT first-test pass rates, the 2003 Mazda Demio has the highest pass rate at 76.4%, out of 612 vehicles tested.

What are the most common Mazda Demio MOT failures?

The most common Mazda Demio MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Mazda Demio — Reliability by Year

9,953 vehicles · MOT data 1998–2003 · first-test pass rates

This page shows MOT first-test pass rates for each year the Mazda Demio was manufactured — click any year to explore that cohort in detail. Trying to decide which year to buy? See the full buying guide →

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Best pass rate year

2003

76.4% pass rate · 612 vehicles

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Lowest pass rate year

1998

71.9% pass rate · 695 vehicles

Year	Pass rate	Avg mileage	Vehicles
2003	76.4%	53,866 mi	612
2002	75.3%	55,822 mi	1,940
2001	75.8%	60,965 mi	1,586
2000	73.6%	67,472 mi	3,297
1999	73.0%	71,850 mi	1,823
1998	71.9%	76,506 mi	695

Which year Mazda Demio is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests.

Tests range from an average of 53,866 miles (newest year) to 76,506 miles (oldest year). Older years naturally accumulate more tests at higher mileages — see the mileage-normalised breakdown →

Trying to decide which year to buy?

We've done the full analysis — which years to look for, which to avoid, and where to find the best value for reliability on a Mazda Demio.

See the buying guide →

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