Is the Lexus Rx350 reliable?

The Lexus Rx350 has an average MOT pass rate of 81% across 4 years, based on 1,536 tests in 2026. That's 1 points below the national average of 82%. The most reliable year is 2009 with a 85% pass rate.

Which year Lexus Rx350 is best?

The 2009 Lexus Rx350 has the highest MOT pass rate at 85%, while the 2006 model has the lowest at 78%. There's a 7 percentage point spread between the best and worst years.

Lexus Rx350

Reliability, running costs, and MOT data across 4 years from 1,536 real MOT tests.

Avg Pass Rate

81%

Total Tests

1,536

Best Year

2009 (85%)

Years Covered

About the Lexus Rx350

The Lexus Rx350 has been tested 1,536 times in 2026 MOT data across 4 model years (2006 to 2009), with an average pass rate of 81%. That's close to the national average of 82%. Available as petrol.

Best and Worst Years

The 2009 model is the most reliable with a 85% pass rate from 117 tests. The 2006 model has the lowest at 78%. The 7 point spread between years means reliability varies somewhat, but no year is dramatically different.

Reliability Trend

Newer LEXUS RX350s show better MOT pass rates than older ones, with an average improvement of 4 percentage points.

Mileage Across Years

The oldest model in our data (2006) averages 113,170 miles, while the newest (2009) averages 105,517 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.

Compared to the Lexus brand average of 87%, the Rx350 is 6 points lower, placing it among the less reliable Lexus models.