| Attribute | Hyosung GT 125 Naked × | Derbi GPR 50 2015 × |
|---|---|---|
| General | ||
| Production from (year) | 2005 | 2015 |
| Make | Hyosung | Derbi |
| Model | Hyosung GT 125 Naked | Derbi GPR 50 |
| Category | Naked bike | Sport |
| Engine and transmission | ||
| Engine type | V2, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | - | Carburettor. 17.5 mm |
| Displacement (cm³) | 125 | 49.4 |
| Power (kw) | 10.4 | - |
| Cooling system | - | Liquid |
| Transmission type,final drive | - | Chain |
| Torque (Nm) | 9.7 | - |
| Bore (mm) | 44 | 40 |
| Stroke (mm) | 41 | 39.3 |
| Gearbox | 5-speed | 6-speed |
| Ignition | Electronic | Electronic C.D.I. |
| Clutch | - | Automated twist and go |
| Lubrication system | - | Separate mixing with mechanical oil pump |
| Compression | 11.2:1 | 10.5:1 |
| Chassis | ||
| Front suspension | Telescopic | 41 mm upsidedown fork |
| Rear suspension | Swingarm | Asymmetric swing arm. Monoshock. |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc. Single piston |
| Diameter (mm) | 230 | 218 |
| Frame type | - | Aluminium beam frame |
| Front tyre | 110/70-17 | 100/80-17 |
| Rear tyre | 150/70-17 | 130/70-17 |
| Seat | - | Dual seat |
| Front wheel travel (mm) | 120 | 110 |
| Rear wheel travel (mm) | 110 | 130 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | - | Dual head lights |
| Dimensions | ||
| Dry weight (kg) | 150 | 110 |
| Power/weight ratio | 0.0693 | - |
| Seat height (mm) | 795 | 810 |
| Performance | ||
| Top speed (km/h) | 110 | - |
| Fuel capacity (l) | 17 | 13 |