LEXUS IS300 (2014)
Running costs, common problems, and reliability data based on 57 real MOT tests in 2024.
MOT Pass Rate
75%
Total Tests (2024)
57
Avg Mileage
105,616 mi
Est. Annual Cost
£2,397
Is the 2014 LEXUS IS300 reliable?
Average reliability. Expect some repairs as it ages. That's 7 points below the national average of 82%. It falls below the LEXUS brand average of 87%.
At 10 years old, 75% of LEXUS IS300s from 2014 passed their MOT first time in 2024. That's based on 57 tests across the UK. The average mileage at this age is 105,616 miles.
How does the 2014 LEXUS IS300 compare?
Mileage Analysis
The average 2014 LEXUS IS300 has 105,616 miles on the clock, which is above the expected 74,000 miles for a 10-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a LEXUS IS300?
The most reliable year is the 2016 model with a 98% MOT pass rate, while the 2001 model has the lowest at 73%. The 2014 sits between the two at 75%.
How much does a 2014 LEXUS IS300 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 IS300 by Year
Checking a specific LEXUS IS300?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2014 LEXUS IS300
The 2014 LEXUS IS300 is a premium with a 2500cc hybrid engine. 57 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 91% of 2014 cars for MOT pass rates.
With an average of 105,616 miles at 10 years old, LEXUS IS300 owners cover more miles than the average driver.
2014 LEXUS IS300 Fuel Costs
The 2500cc hybrid 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 hybrid prices of 142p per litre (based on 7,400 miles per year). As a hybrid, real-world fuel costs will vary significantly depending on how much electric-only driving you do.
What does it cost to own a 2014 LEXUS IS300?
Total estimated annual running cost is £2,397 (£200/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 75% pass rate. Keeping on top of servicing will help avoid surprises.
LEXUS IS300 Reliability Trend
Newer LEXUS IS300s show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2014 LEXUS IS300
At 10 years old, the LEXUS IS300 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 2016 model has the highest pass rate at 98%. Note: with only 57 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2014 LEXUS IS300
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- BMW X5 (2016) 92% pass rate (+17%) from 14,826 tests
- LEXUS NX (2016) 93% pass rate (+18%) from 6,321 tests
- TOYOTA ESTIMA (2012) 91% pass rate (+16%) from 4,455 tests
- LEXUS IS (2016) 91% pass rate (+16%) from 3,226 tests