Skip to content

Lexus Gs 450h se a vs Lexus Rx: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Lexus Gs 450h se a
77%
MOT pass rate · 41 vehicles
Lexus Rx
93%
MOT pass rate · 18,210 vehicles
More reliable
Verdict: On MOT pass rate, the Lexus Rx is the more reliable of the two — 93% pass first time versus 77%. It's one signal among several; check the full breakdown below.

Head to head

Measure Lexus Gs 450h se a Lexus Rx
MOT pass rate 77% 93% ✓
MOT failure rate 23% 7% ✓
Faults & advisories per test 1.2 0.8 ✓
Dangerous-fault share 4% 3% ✓
Average mileage 164,103 mi 56,088 mi
Sample size (vehicles) 41 18,210

Most common faults

Lexus Gs 450h se a

  1. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Nearside Front Shock absorber has a light misting of oil (2.7.3)
  5. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Lexus Rx

  1. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  4. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate, the Lexus Rx is the more reliable of the two — 93% pass first time versus 77%. It's one signal among several; check the full breakdown below.

Full Lexus Gs 450h se a report Full Lexus Rx 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.