Lexus Nx vs Lexus Sc 430 auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Lexus Nx
92%
MOT pass rate · 29,652 vehicles
More reliable
Lexus Sc 430 auto
81%
MOT pass rate · 44 vehicles
Verdict: On MOT pass rate, the Lexus Nx is the more reliable of the two — 92% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Lexus Nx | Lexus Sc 430 auto |
|---|---|---|
| MOT pass rate | 92% ✓ | 81% |
| MOT failure rate | 8% ✓ | 19% |
| Faults & advisories per test | 0.9 ✓ | 1.2 |
| Dangerous-fault share | 3% | 3% |
| Average mileage | 54,657 mi | 88,154 mi |
| Sample size (vehicles) | 29,652 | 44 |
Most common faults
Lexus Nx
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Lexus Sc 430 auto
- 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 Rear Tyre worn close to the legal limit (4.1.E.1)
- Exhaust has a minor leak of exhaust gases (6.1.2 (a))
- Rear Brake pad(s) wearing thin (3.5.1g)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
Reliability FAQ
On MOT pass rate, the Lexus Nx is the more reliable of the two — 92% pass first time versus 81%. It's one signal among several; check the full breakdown below.
Full Lexus Nx report Full Lexus Sc 430 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.