Lexus IS250 reliability, MPG and running costs
Figures updated
The Lexus IS250 is a car. In 2024 MOT tests it scored 164 for reliability (100 is average), ranking 43 of 442, and 25.8% failed first time against a UK average of 28.5%. Its most common MOT failure is position lamp (4.6% of tests).
Ranked 43 of 442 cars in the 2024 MOT Reliability League
In 2024, 9,579 Lexus IS250s aged 3 to 20 had an MOT and 25.8% failed first time (UK average 28.5%). Taking age and mileage into account, the Lexus IS250 is 39% less likely to fail than the average car of the same age and mileage.
First-time fail rate
25.8%
UK 28.5%
Fail rate at 3 years
–
UK 12.7%
Average miles a year
6,600
Typical age at test: 16 years
Lexus IS250 MOT failure rate by age
Most common Lexus IS250 MOT faults
- Position lamp: not working4.6% of tests
- Tread depth: tread depth below requirements of 1.6mm2.7% of tests
- Headlamp aim: projected beam image is obviously incorrect2.5% of tests
- Brake pads: less than 1.5 mm thick2.5% of tests
- Headlamp: not working on dipped beam2.3% of tests
- Wipers: does not clear the windscreen effectively2.2% of tests
What the Lexus IS250 fails on
| Area | Tests failing | vs similar cars |
|---|---|---|
| Lights and electrics | 12.6% | ▼ 37% less often |
| Brakes | 7.9% | ▼ 32% less often |
| Tyres | 6.6% | ▼ 12% less often |
| Exhaust and emissions | 4.6% | ▼ 25% less often |
| Visibility | 3.5% | ▼ 49% less often |
| Suspension | 2.8% | ▼ 83% less often |
| Body and structure | 1.9% | ▼ 74% less often |
| Wheels | 0.6% | About average |
| Steering | 0.5% | ▼ 86% less often |
| Seat belts and airbags | 0.5% | ▼ 77% less often |
How much is road tax on a Lexus IS250?
Any Lexus IS250 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
Work out tax for a specific carBuying a used Lexus IS250?
Check the MOT history of the exact car: every result, advisory and mileage reading, free.
Other Lexus models
Frequently asked questions
›Is the Lexus IS250 reliable?
Its MOT record is better than average: the Lexus IS250 is 39% less likely to fail than the average car of the same age and mileage, with a reliability score of 164 in our 2024 league (100 is average).
›What are common problems with the Lexus IS250?
The most common MOT fault is “Position lamp: not working”, found in 4.6% of tests.
›How much is road tax on a Lexus IS250?
Any Lexus IS250 first registered from April 2017 pays the standard rate of £200 a year after its first year (2026/27 rates).
›How many Lexus IS250s fail their MOT?
25.8% of Lexus IS250s aged 3 to 20 failed their MOT first time in 2024.
Sources: DVSA anonymised MOT tests 2024, all versions of the Lexus IS250 combined (Open Government Licence v3.0). How we calculate the league.