Peugeot 307 vs Peugeot Sum: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Peugeot 307
67%
MOT pass rate · 320,297 vehicles
Peugeot Sum
67%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Peugeot 307 (67%) and Peugeot Sum (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Peugeot 307 | Peugeot Sum |
|---|---|---|
| MOT pass rate | 67% | 67% |
| MOT failure rate | 33% | 33% |
| Faults & advisories per test | 2.2 | 1.5 ✓ |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 117,719 mi | 31,257 mi |
| Sample size (vehicles) | 320,297 | 1 |
Most common faults
Peugeot 307
- 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)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Front Brake pad(s) wearing thin (3.5.1g)
- Oil leak
Peugeot Sum
- Rear Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- Front Brake pad(s) less than 1.5 mm thick (3.2.A1f(i))
- Rear shock absorber has inadequate damping effect. (2.4.A.3b)
- Steering movement excessively stiff with the weight on the lower bearing (2.2.1a)
- Exhaust noisy (7.1.2)
- Headlamp aim too high (1.6)
Reliability FAQ
On MOT pass rate the Peugeot 307 (67%) and Peugeot Sum (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Peugeot 307 report Full Peugeot Sum 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.