Lexus Rx vs Lexus Rz 450e premium 4x4: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Lexus Rx
93%
MOT pass rate · 18,210 vehicles
Lexus Rz 450e premium 4x4
100%
MOT pass rate · 520 vehicles
Verdict: On MOT pass rate the Lexus Rx (93%) and Lexus Rz 450e premium 4x4 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Lexus Rx | Lexus Rz 450e premium 4x4 |
|---|---|---|
| MOT pass rate | 93% | 100% ✓ |
| MOT failure rate | 7% | 0% ✓ |
| Faults & advisories per test | 0.8 | 0.2 ✓ |
| Dangerous-fault share | 3% | 0% ✓ |
| Average mileage | 56,088 mi | 13,962 mi |
| Sample size (vehicles) | 18,210 | 520 |
Most common faults
Lexus Rx
- 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))
- 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))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Lexus Rz 450e premium 4x4
- Nearside Front Tyre slightly damaged outer sidewall (5.2.3 (d) (ii))
- Front Tyre worn close to legal limit/worn on edge both (5.2.3 (e))
Reliability FAQ
On MOT pass rate the Lexus Rx (93%) and Lexus Rz 450e premium 4x4 (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Lexus Rx report Full Lexus Rz 450e premium 4x4 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.