What year MG Zt is most reliable?

Based on MOT first-test pass rates, the 2006 MG Zt has the highest pass rate at 74.4%, out of 274 vehicles tested.

What are the most common MG Zt MOT failures?

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

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MG Zt — Reliability by Year

14,172 vehicles · MOT data 2001–2006 · first-test pass rates

This page shows MOT first-test pass rates for each year the MG Zt 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

2006

74.4% pass rate · 274 vehicles

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Lowest pass rate year

2001

71.0% pass rate · 1,589 vehicles

Year	Pass rate	Avg mileage	Vehicles
2006	74.4%	68,608 mi	274
2005	72.6%	70,360 mi	1,553
2004	72.7%	70,734 mi	3,651
2003	72.2%	73,461 mi	3,903
2002	73.1%	69,120 mi	3,202
2001	71.0%	72,058 mi	1,589

Which year MG Zt is most reliable?

MOT pass rate by year of manufacture — averaged across each vehicle's lifetime of tests. Green = noticeably above average for this model; red = noticeably below average.

Tests range from an average of 68,608 miles (newest year) to 73,461 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 MG Zt.

See the buying guide →

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