LEXUS IS (2018)
Running costs, common problems, and reliability data based on 2,446 real MOT tests in 2024.
MOT Pass Rate
93%
Total Tests (2024)
2,446
Avg Mileage
58,160 mi
Est. Annual Cost
£2,037
Is the 2018 LEXUS IS reliable?
Excellent reliability. Very few MOT failures. That's 11 points above the national average of 82%. It also outperforms the LEXUS brand average of 87%.
At 6 years old, 93% of LEXUS ISs from 2018 passed their MOT first time in 2024. That's based on 2,446 tests across the UK. The average mileage at this age is 58,160 miles.
How does the 2018 LEXUS IS compare?
Mileage Analysis
The average 2018 LEXUS IS has 58,160 miles on the clock, which is above the expected 44,400 miles for a 6-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 2018 sits between the two at 93%.
How much does a 2018 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 2018 LEXUS IS
The 2018 LEXUS IS is a premium with a 2494cc hybrid engine. 2,446 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2018, the average MOT pass rate is 89%, and this model beats that benchmark.
With an average of 58,160 miles at 6 years old, LEXUS IS owners cover more miles than the average driver.
2018 LEXUS IS Fuel Costs
The 2494cc hybrid 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 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 2018 LEXUS IS?
Total estimated annual running cost is £2,037 (£170/month), broken down as £1592 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 93% 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 2018 LEXUS IS
At 6 years old, the LEXUS IS offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. If you're flexible on year, the 2020 model has the highest pass rate at 94%.
Alternatives to the 2018 LEXUS IS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable hybrid cars with similar engines:
- LAND ROVER RANGE ROVER SPORT (2019) 94% pass rate (+1%) from 33,069 tests
- TOYOTA RAV4 (2020) 95% pass rate (+2%) from 21,063 tests
- MITSUBISHI OUTLANDER (2016) 86% pass rate (-7%) from 19,100 tests
- LAND ROVER RANGE ROVER (2018) 93% pass rate (same) from 17,091 tests