Comparison of Aprilia RS4 125 2016 and Derbi GPR 125 2017 [S]ave
| Attribute |  Derbi GPR 125 2017 × |  Aprilia RS4 125 2016 × |
|---|---|---|
| General | ||
| Production from (year) | 2017 | 2016 |
| Make | Derbi | Aprilia |
| Model | Derbi GPR 125 | Aprilia RS4 125 |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | 4 |
| Fuel system | Carburettor. 30 mm | Injection |
| Displacement (cm³) | 124.8 | 124.8 |
| Power (kw) | 10.9 | 10.9 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 10.9 |
| Bore (mm) | 58 | 58 |
| Stroke (mm) | 47 | 47 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Emission details | Euro 3 | - |
| Driveline | - | Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35). |
| Ignition | CDI | Electronic with CDI capacity discharge |
| Clutch | Multi-plate | Multi-plate in oil bath. |
| Lubrication system | Mechanical oil pump | Wet sump |
| Compression | 12.0:1 | 12.5:1 |
| Chassis | ||
| Front suspension | 40 mm upside-down fork | Upside down hydraulic fork, 40 mm. |
| Rear suspension | Monoshock. | Swingarm. Hydraulic monoshock with adjustable spring preload. |
| Front brakes | Single disc. Radial caliper | Single disc. Stainless steel disc with radial 4 piston calliper |
| Rear brakes | Expanding brake (drum brake). Floating caliper | Single disc. Single 30 mm piston |
| Diameter (mm) | 218 | 220 |
| Frame type | Alluminium | Aluminium perimeter frame |
| Front tyre | 110/80-17 | 110/80-R17 |
| Rear tyre | 130/70-17 | 130/70-R17 |
| Wheels | - | Light alloy with 6 split spokes |
| Front wheel travel (mm) | 110 | 110 |
| Rear wheel travel (mm) | 120 | 122 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Instruments | Multifunction instrument panel with LCD display inspired by MotoGP. | Analogue/digital multifunction dashboard with LCD display |
| Dimensions | ||
| Wheelbase (mm) | 1,355 | 1,350 |
| Kerb weight (kg) | 137 | 120 |
| Dry weight (kg) | 120 | - |
| Power/weight ratio | 0.0908 | - |
| Overall length (mm) | 1,977 | 1,955 |
| Overall width (mm) | 795 | 740 |
| Seat height (mm) | 800 | 820 |
| Performance | ||
| Reserve fuel capacity (l) | - | 3.5 |
| Fuel capacity (l) | 14 | 14.5 |
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