LEXUS RX400H (2009)
Running costs, common problems, and reliability data based on 1,935 real MOT tests in 2024.
MOT Pass Rate
82%
Total Tests (2024)
1,935
Avg Mileage
121,674 mi
Est. Annual Cost
£2,247
Is the 2009 LEXUS RX400H reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%. It falls below the LEXUS brand average of 87%.
At 15 years old, 82% of LEXUS RX400Hs from 2009 passed their MOT first time in 2024. That's based on 1,935 tests across the UK. The average mileage at this age is 121,674 miles.
How does the 2009 LEXUS RX400H compare?
Mileage Analysis
The average 2009 LEXUS RX400H has 121,674 miles on the clock, which is in line with the expected 111,000 miles for a 15-year-old car, suggesting normal everyday use.
Best year to buy a LEXUS RX400H?
The most reliable year is the 2008 model with a 82% MOT pass rate, while the 2005 model has the lowest at 79%. The 2009 sits between the two at 82%.
How much does a 2009 LEXUS RX400H cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
LEXUS RX400H by Year
Checking a specific LEXUS RX400H?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2009 LEXUS RX400H
The 2009 LEXUS RX400H is a premium performance with a 3311cc petrol engine. 1,935 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2009, the average MOT pass rate is 75%, and this model beats that benchmark.
With an average of 121,674 miles at 15 years old, LEXUS RX400H owners drive about as much as the UK average.
2009 LEXUS RX400H Fuel Costs
The 3311cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2009 LEXUS RX400H?
Total estimated annual running cost is £2,247 (£187/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 82% pass rate. Keeping on top of servicing will help avoid surprises.
LEXUS RX400H Reliability Trend
The LEXUS RX400H has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2009 LEXUS RX400H
At 15 years old, the LEXUS RX400H is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2008 model has the highest pass rate at 82%.
Alternatives to the 2009 LEXUS RX400H
If reliability is your priority, there are 3 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- LEXUS RX450H (2010) 86% pass rate (+4%) from 4,300 tests
- TOYOTA ALPHARD (2007) 86% pass rate (+4%) from 3,310 tests
- LEXUS GS450H (2007) 84% pass rate (+2%) from 694 tests
- LEXUS RX400 H SE CVT (2007) 77% pass rate (-5%) from 298 tests