CarCostCheck

LEXUS RX300 (2005)

Running costs, common problems, and reliability data based on 1,934 real MOT tests in 2024.

MOT Pass Rate

80%

Total Tests (2024)

1,934

Avg Mileage

117,423 mi

Est. Annual Cost

£2,247

Is the 2005 LEXUS RX300 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 19 years old, 80% of LEXUS RX300s from 2005 passed their MOT first time in 2024. That's based on 1,934 tests across the UK. The average mileage at this age is 117,423 miles.

How does the 2005 LEXUS RX300 compare?

Rank among all 2005 cars141th out of 526(top 27%)
Rank among all LEXUS models242th out of 301(top 80%)
vs national average-2% (82% avg)
vs 2005 cars average+8% (72% avg)
vs LEXUS average-7% (87% avg)

Mileage Analysis

The average 2005 LEXUS RX300 has 117,423 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 RX300?

The most reliable year is the 2006 model with a 81% MOT pass rate, while the 2002 model has the lowest at 67%. The 2005 sits between the two at 80%.

How much does a 2005 LEXUS RX300 cost to run?

Fuel (Petrol, 2994cc)
£1,592
🏛️Road Tax
£250
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£2,247
Per month£187/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

LEXUS RX300 by Year

YearPass RateTestsAvg Mileage
200681%510116,229 mi
200580%1,934117,423 mi
200479%2,255124,237 mi
200378%967124,379 mi
200267%359121,558 mi
200174%217119,150 mi
200066%47118,488 mi

Checking a specific LEXUS RX300?

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About the 2005 LEXUS RX300

The 2005 LEXUS RX300 is a premium performance with a 2994cc petrol engine. 1,934 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2005, the average MOT pass rate is 72%, and this model beats that benchmark.

With an average of 117,423 miles at 19 years old, LEXUS RX300 owners drive about as much as the UK average.

2005 LEXUS RX300 Fuel Costs

The 2994cc 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 RX300?

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 80% pass rate. Keeping on top of servicing will help avoid surprises.

LEXUS RX300 Reliability Trend

Newer LEXUS RX300s show better MOT pass rates than older ones, with an average improvement of 7 percentage points.

Buying a Used 2005 LEXUS RX300

At 19 years old, the LEXUS RX300 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 2006 model has the highest pass rate at 81%.

Alternatives to the 2005 LEXUS RX300

The LEXUS RX300 is actually the most reliable option among similar petrol premium performances from this era. Here are comparable petrol cars with similar engines: