SYM SYMPHONY 125 SR E4
Pass rate over time
The SYMPHONY 125 SR E4's first-time pass rate has held steady since 2021 (82.0% → 82.1%).
Pass rate by mileage
A low-mileage SYMPHONY 125 SR E4 passes first time 83.6% of the time; by 20k that's 74.5%.
First-time pass rate by odometer reading at test, 10,000-mile bands for this model. Mileage is the strongest reliability signal. See the full curve.
What fails on a SYMPHONY 125 SR E4
| Component group | Share of defects | Defects | % of defects |
|---|---|---|---|
| brakes |
|
55 | 38.2 |
| lamps and reflectors |
|
36 | 25 |
| tyres |
|
13 | 9 |
| suspension |
|
12 | 8.3 |
| steering |
|
10 | 6.9 |
| structure and attachments |
|
9 | 6.2 |
| audible warning (Horn) |
|
5 | 3.5 |
| wheels |
|
4 | 2.8 |
Defects recorded against failed normal tests, 2005–2025, grouped by DVSA inspection section. One test can record multiple defects.
How rivals compare
On first-time pass rate the SYMPHONY 125 SR E4 beats 1 of its 4 closest rivals (PIAGGIO VESPA, HONDA PCX 125, HONDA Vision 110).
Rivals share this bike's type and sit within ±30% of its engine capacity, ≥ 5,000 tests. Card colour = better/worse first-time pass rate than the SYMPHONY 125 SR E4.
Pass rate by registration year
Best year to buy used: 2017 (84.0% pass). Weakest: 2019 (75.2%).
First-time pass rate by the year each bike was first registered (cohorts with ≥ 50 tests). Older cohorts are survivors: the worst examples have already left the road, which tends to lift the earliest years.