What year Vauxhall Astra Sx I is most reliable?

Based on MOT first-test pass rates, the 1991 Vauxhall Astra Sx I has the highest pass rate at 100.0%, out of 3,557 vehicles tested.

What are the most common Vauxhall Astra Sx I MOT failures?

The most common Vauxhall Astra Sx I MOT failures vary by year. Check the individual year pages for detailed defect breakdowns — links in the table above.

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Vauxhall Astra Sx I — Reliability by Year

4,242 vehicles · MOT data 1990–1992 · first-test pass rates

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

Year	Pass rate	Avg mileage	Vehicles
1992	—	—	107
1991	100.0%	36,597 mi	3,557
1990	—	—	578

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