LEXUS IS (2015)
Running costs, common problems, and reliability data based on 4,519 real MOT tests in 2024.
MOT Pass Rate
91%
Total Tests (2024)
4,519
Avg Mileage
87,488 mi
Est. Annual Cost
£2,097
Is the 2015 LEXUS IS reliable?
Excellent reliability. Very few MOT failures. That's 9 points above the national average of 82%. It also outperforms the LEXUS brand average of 87%.
At 9 years old, 91% of LEXUS ISs from 2015 passed their MOT first time in 2024. That's based on 4,519 tests across the UK. The average mileage at this age is 87,488 miles.
How does the 2015 LEXUS IS compare?
Mileage Analysis
The average 2015 LEXUS IS has 87,488 miles on the clock, which is above the expected 66,600 miles for a 9-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 IS?
The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2013 model has the lowest at 87%. The 2015 sits between the two at 91%.
How much does a 2015 LEXUS IS 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 IS by Year
Checking a specific LEXUS IS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 LEXUS IS
The 2015 LEXUS IS is a premium with a 2499cc petrol engine. 4,519 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It ranks in the top 24% of all 2015 cars for reliability.
With an average of 87,488 miles at 9 years old, LEXUS IS owners cover more miles than the average driver.
2015 LEXUS IS Fuel Costs
The 2499cc petrol engine offers a reasonable balance between performance and economy. 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 2015 LEXUS IS?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 91% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
LEXUS IS Reliability Trend
The LEXUS IS has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2015 LEXUS IS
At 9 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2020 model has the highest pass rate at 94%.
Alternatives to the 2015 LEXUS IS
The LEXUS IS is actually the most reliable option among similar petrol premiums from this era. Here are comparable petrol cars with similar engines:
- VAUXHALL INSIGNIA (2013) 79% pass rate (-12%) from 39,443 tests
- BMW 1 SERIES (2013) 84% pass rate (-7%) from 34,105 tests
- LAND ROVER RANGE ROVER EVOQUE (2013) 86% pass rate (-5%) from 33,113 tests
- LAND ROVER RANGE ROVER SPORT (2016) 89% pass rate (-2%) from 32,400 tests