Comparison of Derbi Boulevard 50 2T 2011 and Keeway RY6 2013 [S]ave
| Attribute |  Derbi Boulevard 50 2T 2011 × |  Keeway RY6 2013 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2013 |
| Make | Derbi | Keeway |
| Model | Derbi Boulevard 50 2T | Keeway RY6 |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 49.4 | 49.3 |
| Power (kw) | - | 2.6 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Belt |
| Torque (Nm) | - | 4.6 |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.3 | 39.2 |
| Gearbox | Automatic | Automatic |
| Ignition | CDI | CDI |
| Clutch | Centrifugal automatic | Automatic |
| Lubrication system | Mechanical oil pump | Separate lubrication |
| Compression | 10.9:1 | 6.9:1 |
| Chassis | ||
| Front suspension | 37 hydraulic fork. | Telescopic forks |
| Rear suspension | Single shock absorber. | Telescopic coil spring oil damped |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 140 | 110 |
| Frame type | - | Front suspension system |
| Front tyre | 120/70-12 | 120/70-12 |
| Rear tyre | 120/70-12 | 130/70-12 |
| Wheels | Black rims | - |
| Front wheel travel (mm) | 76 | 65 |
| Rear wheel travel (mm) | 73 | 45 |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,340 | 1,270 |
| Dry weight (kg) | 99 | 89 |
| Power/weight ratio | - | 0.0292 |
| Overall height (mm) | 1,115 | 1,140 |
| Overall length (mm) | 1,880 | 1,840 |
| Overall width (mm) | 735 | 695 |
| Seat height (mm) | 780 | 775 |
| Ground clearance (mm) | 120 | 90 |
| Performance | ||
| Fuel capacity (l) | 8 | 6 |
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