How much does a 2005 LEXUS RX300 cost to run?

Estimated annual running cost is £2,427 (£202/month), including £1592 fuel, £430 road tax, £55 MOT, and £350 predicted repairs.

What is the MOT pass rate for a 2005 LEXUS RX300?

The 2005 LEXUS RX300 has a 80% MOT pass rate based on 1,934 tests in 2026. This ranks 141 out of 526 cars from 2005.

Which year LEXUS RX300 is most reliable?

The 2006 LEXUS RX300 has the highest MOT pass rate at 81%. The least reliable year is 2002 at 67%.

LEXUS RX300 (2005)

Q: Is the 2005 LEXUS RX300 reliable?

Good reliability. Occasional issues but generally solid. 80% of LEXUS RX300s from 2005 passed their MOT first time in 2026, based on 1,934 tests. That's 2 points below the national average of 82%.

Q: What is the average mileage for a 2005 LEXUS RX300?

The average mileage for a 2005 LEXUS RX300 is 117,423 miles, which is below the expected 155,400 miles for a 21-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Running costs, reliability data, and common problems from 1,934 real MOT tests.

Annual Cost

£2,427

£202/month

MOT Pass Rate

80%

Good

Road Tax

£430

Based on CC/year

Insurance

Grp 30-42

2994cc Petrol

Solid Option

80% pass rate, £2427/year to run. Close to the national average.

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Petrol2994cc21 years old1,934 tests117k miles avg

Annual Running Costs

Fuel (Petrol, 2994cc)

~30 mpg

£1,592

Road Tax

Based on 2994cc

£430

MOT Test

£55

Predicted Repairs

£350

Total per year£2,427

Per month£202/mo

Per week£47/wk

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

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Reliability Verdict

80% MOT pass rate(Good)

0%National avg: 82%100%

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 21 years old, 80% of LEXUS RX300s from 2005 passed their MOT first time in 2026. That's based on 1,934 tests across the UK. The average mileage at this age is 117,423 miles.

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How Does It Compare?

Rank among 2005 cars141th of 526(top 27%)

Rank among LEXUS models242th 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

117,423

Average miles

155,400

Expected for age

The average 2005 LEXUS RX300 has 117,423 miles on the clock, which is below the expected 155,400 miles for a 21-year-old car. This suggests lighter use than average, which generally means less wear on major components.

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Best Year to Buy?

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%.

LEXUS RX300 by Year

Year	Pass Rate	Tests	Avg Mileage
2006	81%	510	116,229 mi
2005	80%	1,934	117,423 mi
2004	79%	2,255	124,237 mi
2003	78%	967	124,379 mi
2002	67%	359	121,558 mi
2001	74%	217	119,150 mi
2000	66%	47	118,488 mi

Similar Cars to Consider

LAND ROVER FREELANDER

2007 · 3192cc Petrol

£2,397/year

75%

-5%

SAAB 9-3

2007 · 2792cc Petrol

£2,397/year

76%

-4%

MERCEDES E

2004 · 3199cc Petrol

£2,397/year

78%

-2%

MERCEDES CLK

2007 · 2997cc Petrol

£2,397/year

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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 2026, 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 21 years old, LEXUS RX300 owners tend to use this car less than the typical driver.

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 £2,427 (£202/month), broken down as £1592 fuel, £430 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 21 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%.

Common Issues to Watch For

Based on the 2005 LEXUS RX300's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 21 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.

Oil Consumption

Medium risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Clutch Wear

Watch out

With an average of 117k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.

Brake Discs and Pads

Medium risk

High-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2005 LEXUS RX300 stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
LEXUS RX300(2005)	80%	£1592	£430	Grp 30-42	£2427
LAND ROVER FREELANDER(2007)	75%	£1592	£250	Grp 35-50	£2397-£30
SAAB 9-3(2007)	76%	£1592	£250	Grp 30-42	£2397-£30
MERCEDES E(2004)	78%	£1592	£250	Grp 35-50	£2397-£30
MERCEDES CLK(2007)	76%	£1592	£250	Grp 30-42	£2397-£30

Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.