Lexus Rx450h
Reliability, running costs, and MOT data across 12 years from 12,833 real MOT tests.
Avg Pass Rate
87%
Total Tests
12,833
Best Year
2016 (98%)
Years Covered
12
How reliable is the Lexus Rx450h?
Lexus Rx450h by Year
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About the Lexus Rx450h
The Lexus Rx450h has been tested 12,833 times in 2024 MOT data across 12 model years (2005 to 2017), with an average pass rate of 87%. That's slightly above the national average of 82%. Available as Hybrid Electric (Clean).
Best and Worst Years
The 2016 model is the most reliable with a 98% pass rate from 83 tests. The 2007 model has the lowest at 77%. With a 21 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer LEXUS RX450Hs show better MOT pass rates than older ones, with an average improvement of 8 percentage points.
Mileage Across Years
The oldest model in our data (2005) averages 130,945 miles, while the newest (2017) averages 48,058 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.