LEXUS GS430 (2005)
Running costs, common problems, and reliability data based on 241 real MOT tests in 2024.
MOT Pass Rate
84%
Total Tests (2024)
241
Avg Mileage
119,536 mi
Est. Annual Cost
£2,247
Is the 2005 LEXUS GS430 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 19 years old, 84% of LEXUS GS430s from 2005 passed their MOT first time in 2024. That's based on 241 tests across the UK. The average mileage at this age is 119,536 miles.
How does the 2005 LEXUS GS430 compare?
Mileage Analysis
The average 2005 LEXUS GS430 has 119,536 miles on the clock, which is in line with the expected 140,600 miles for a 19-year-old car, suggesting normal everyday use.
Best year to buy a LEXUS GS430?
The most reliable year is the 2001 model with a 91% MOT pass rate, while the 2002 model has the lowest at 82%. The 2005 sits between the two at 84%.
How much does a 2005 LEXUS GS430 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 GS430 by Year
Checking a specific LEXUS GS430?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2005 LEXUS GS430
The 2005 LEXUS GS430 is a premium performance with a 4293cc petrol engine. 241 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. It ranks in the top 17% of all 2005 cars for reliability.
With an average of 119,536 miles at 19 years old, LEXUS GS430 owners drive about as much as the UK average.
2005 LEXUS GS430 Fuel Costs
The 4293cc 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 2005 LEXUS GS430?
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 84% pass rate. Keeping on top of servicing will help avoid surprises.
LEXUS GS430 Reliability Trend
The LEXUS GS430 has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2005 LEXUS GS430
At 19 years old, the LEXUS GS430 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 2001 model has the highest pass rate at 91%.
Alternatives to the 2005 LEXUS GS430
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- LAND ROVER RANGE ROVER (2006) 80% pass rate (-4%) from 8,231 tests
- LAND ROVER RANGE ROVER SPORT (2005) 82% pass rate (-2%) from 8,058 tests
- PORSCHE 911 (2006) 90% pass rate (+6%) from 6,184 tests
- VOLVO XC90 (2006) 73% pass rate (-11%) from 5,088 tests