moped / default rider 183 cm
SYM Symphony ST 125 vs Tomos Flexer 25 SM ergonomics
SYM Symphony ST 125 and Tomos Flexer 25 SM land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
SYM Symphony ST 125
95Comfortable
All contacts reached
Tomos Flexer 25 SM
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The SYM Symphony ST 125 has a 800 mm seat; the Tomos Flexer 25 SM sits at 800 mm, within a few millimetres of each other. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 80 cm for the SYM Symphony ST 125 and 80 cm for the Tomos Flexer 25 SM.
Geometry snapshot
| Spec | SYM Symphony ST 125 | Tomos Flexer 25 SM |
|---|---|---|
| Seat height | 800 mm | 800 mm |
| Wheelbase | 1,385 mm | 1,115 mm |
| Wet weight | 132 kg | - |
| Displacement | 125 cc | 49 cc |
Posture metrics
Knee angle
- SYM Symphony ST 125
- Sport (57.9 deg)
- Tomos Flexer 25 SM
- Sport (57.4 deg)
Hip angle
- SYM Symphony ST 125
- Neutral (95.4 deg)
- Tomos Flexer 25 SM
- Neutral (101.7 deg)
Elbow angle
- SYM Symphony ST 125
- Relaxed (143.3 deg)
- Tomos Flexer 25 SM
- Relaxed (143.3 deg)
Torso lean
- SYM Symphony ST 125
- Neutral (11.1 deg)
- Tomos Flexer 25 SM
- Neutral (6.9 deg)