Lexus Ct vs Lexus Is 250 se auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Lexus Ct
87%
MOT pass rate · 32,251 vehicles
More reliable
Lexus Is 250 se auto
82%
MOT pass rate · 403 vehicles
Verdict: On MOT pass rate, the Lexus Ct is the more reliable of the two — 87% pass first time versus 82%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Lexus Ct | Lexus Is 250 se auto |
|---|---|---|
| MOT pass rate | 87% ✓ | 82% |
| MOT failure rate | 13% ✓ | 18% |
| Faults & advisories per test | 1.1 ✓ | 1.2 |
| Dangerous-fault share | 4% | 3% ✓ |
| Average mileage | 85,458 mi | 122,961 mi |
| Sample size (vehicles) | 32,251 | 403 |
Most common faults
Lexus Ct
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
Lexus Is 250 se auto
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Front Brake pad(s) wearing thin (3.5.1g)
- Under-trays fitted obscuring some underside components
Reliability FAQ
On MOT pass rate, the Lexus Ct is the more reliable of the two — 87% pass first time versus 82%. It's one signal among several; check the full breakdown below.
Full Lexus Ct report Full Lexus Is 250 se auto report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.