Mazda 6 vs Mazda 6 ts d 143: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mazda 6
75%
MOT pass rate · 159,403 vehicles
More reliable
Mazda 6 ts d 143
71%
MOT pass rate · 160 vehicles
Verdict: On MOT pass rate, the Mazda 6 is the more reliable of the two — 75% pass first time versus 71%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Mazda 6 | Mazda 6 ts d 143 |
|---|---|---|
| MOT pass rate | 75% ✓ | 71% |
| MOT failure rate | 25% ✓ | 29% |
| Faults & advisories per test | 1.9 | 0.1 ✓ |
| Dangerous-fault share | 2% | 0% ✓ |
| Average mileage | 113,866 mi | 134,875 mi |
| Sample size (vehicles) | 159,403 | 160 |
Most common faults
Mazda 6
- 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)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Rear Brake pad(s) wearing thin (3.5.1g)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Under-trays fitted obscuring some underside components
Mazda 6 ts d 143
- Offside front brake juddering slightly (3.7.A.2b)
- Nearside Rear Radius arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)
- Offside Rear Radius arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)
- track control arm ball joints dust covers split
- Nail in offside rear tyre
- Nearside Front Tyre has ply or cords exposed (4.1.D.1b)
Reliability FAQ
On MOT pass rate, the Mazda 6 is the more reliable of the two — 75% pass first time versus 71%. It's one signal among several; check the full breakdown below.
Full Mazda 6 report Full Mazda 6 ts d 143 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.