Comparison of Factory Bike Chrono SM50-2 2007 and UM Arrow 150 [S]ave
| Attribute |  UM Arrow 150 × |  Factory Bike Chrono SM50-2 2007 × |
|---|---|---|
| General | ||
| Production from (year) | 2019 | 2007 |
| Make | UM | Factory Bike |
| Model | UM Arrow 150 | Factory Bike Chrono SM50-2 |
| Category | Scooter | Super motard |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor. Dell’Orto PHBN |
| Displacement (cm³) | 149.6 | 49.7 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | - | Chain |
| Bore (mm) | 57.4 | 40.3 |
| Stroke (mm) | 57.7 | 39 |
| Gearbox | - | 6-speed |
| Clutch | - | Wet multiplate |
| Lubrication system | - | Automix |
| Compression | 9.2:1 | 12.0:1 |
| Chassis | ||
| Front suspension | - | PAIOLI hydraulic 36mm |
| Rear suspension | - | PAIOLI monoshock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 216 | 200 |
| Frame type | - | Hardened Steel CrMo. Bolt-on rear section |
| Front tyre | 110/90-12 | 100/80-17 |
| Rear tyre | - | 130/70-18 |
| Other | ||
| Starter | Electric & kick | Kick |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,397 | 1,370 |
| Dry weight (kg) | 120 | 80 |
| Overall height (mm) | 1,372 | 1,370 |
| Overall length (mm) | 2,032 | 1,990 |
| Overall width (mm) | 813 | 810 |
| Performance | ||
| Fuel capacity (l) | 9.46 | 7.5 |
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