Lexus Ct vs Lexus Ls400 aut: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Lexus Ct
87%
MOT pass rate · 32,251 vehicles
Lexus Ls400 aut
82%
MOT pass rate · 7 vehicles
Verdict: On MOT pass rate the Lexus Ct (87%) and Lexus Ls400 aut (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Lexus Ct | Lexus Ls400 aut |
|---|---|---|
| MOT pass rate | 87% ✓ | 82% |
| MOT failure rate | 13% ✓ | 18% |
| Faults & advisories per test | 1.1 | 0.7 ✓ |
| Dangerous-fault share | 4% | 0% ✓ |
| Average mileage | 85,458 mi | 174,464 mi |
| Sample size (vehicles) | 32,251 | 7 |
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 Ls400 aut
- Rear Upper Suspension arm worn but not seriously weakened (2.4.G.1)
- Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)
- Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
- Nearside Headlamp not in good working order but not adversely affecting beam image (1.2.4a)
- pedal slightly low
- Offside Front Ball joint has excessive play (2.2.B.1f)
Reliability FAQ
On MOT pass rate the Lexus Ct (87%) and Lexus Ls400 aut (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Lexus Ct report Full Lexus Ls400 aut 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.