Mercedes-benz E vs Mercedes-benz Gla 180 sport executive auto: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mercedes-benz E
79%
MOT pass rate · 429,719 vehicles
Mercedes-benz Gla 180 sport executive auto
92%
MOT pass rate · 250 vehicles
More reliable
Verdict: On MOT pass rate, the Mercedes-benz Gla 180 sport executive auto is the more reliable of the two — 92% pass first time versus 79%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Mercedes-benz E | Mercedes-benz Gla 180 sport executive auto |
|---|---|---|
| MOT pass rate | 79% | 92% ✓ |
| MOT failure rate | 21% | 8% ✓ |
| Faults & advisories per test | 1.6 | 0.6 ✓ |
| Dangerous-fault share | 3% | 3% |
| Average mileage | 124,278 mi | 26,098 mi |
| Sample size (vehicles) | 429,719 | 250 |
Most common faults
Mercedes-benz E
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- 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))
- 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)
Mercedes-benz Gla 180 sport executive auto
- 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))
- Front Brake disc worn, but not excessively (1.1.14 (a) (i))
- Nearside Rear Child Seat fitted not allowing full inspection of adult belt
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
- Items removed from driver's view prior to test
Reliability FAQ
On MOT pass rate, the Mercedes-benz Gla 180 sport executive auto is the more reliable of the two — 92% pass first time versus 79%. It's one signal among several; check the full breakdown below.
Full Mercedes-benz E report Full Mercedes-benz Gla 180 sport executive 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.