What year Toyota Prius Plus is most reliable?

Based on MOT first-test pass rates, the 2019 Toyota Prius Plus has the highest pass rate at 92.7%, out of 345 vehicles tested.

What are the most common Toyota Prius Plus MOT failures?

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

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Toyota Prius Plus — Reliability by Year

2,494 vehicles · MOT data 2012–2019 · first-test pass rates

This page shows MOT first-test pass rates for each year the Toyota Prius Plus 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

2019

92.7% pass rate · 345 vehicles

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Lowest pass rate year

2013

84.5% pass rate · 408 vehicles

Year	Pass rate	Avg mileage	Vehicles
2019	92.7%	65,110 mi	345
2018	92.3%	61,741 mi	203
2017	91.8%	66,351 mi	219
2016	89.3%	92,870 mi	318
2015	88.2%	95,710 mi	293
2014	88.1%	84,812 mi	420
2013	84.5%	98,413 mi	408
2012	85.2%	85,468 mi	288

Which year Toyota Prius Plus 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 61,741 miles (newest year) to 98,413 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 Toyota Prius Plus.

See the buying guide →

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Check any UK registration — free MOT history and risk insights.