What year Tesla Model S is most reliable?

Based on MOT first-test pass rates, the 2019 Tesla Model S has the highest pass rate at 89.4%, out of 728 vehicles tested.

What are the most common Tesla Model S MOT failures?

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

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Tesla Model S — Reliability by Year

9,842 vehicles · MOT data 2014–2019 · first-test pass rates

This page shows MOT first-test pass rates for each year the Tesla Model S 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

89.4% pass rate · 728 vehicles

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Lowest pass rate year

2014

85.4% pass rate · 732 vehicles

Year	Pass rate	Avg mileage	Vehicles
2019	89.4%	46,769 mi	728
2018	88.5%	50,838 mi	1,827
2017	88.0%	57,068 mi	2,606
2016	86.9%	64,403 mi	2,468
2015	86.5%	68,891 mi	1,481
2014	85.4%	70,218 mi	732

Which year Tesla Model S is most reliable?

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

Tests range from an average of 46,769 miles (newest year) to 70,218 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 Tesla Model S.

See the buying guide →

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