Comparison of Hyosung GT 250 Comet 2005 and Yamaha AS1 [S]ave
| Attribute |  Hyosung GT 250 Comet 2005 × |  Yamaha AS1 × |
|---|---|---|
| General | ||
| Production from (year) | 2005 | 1968 |
| Make | Hyosung | Yamaha |
| Model | Hyosung GT 250 Comet | Yamaha AS1 |
| Category | Naked bike | Sport touring |
| Engine and transmission | ||
| Engine type | V2, four-stroke | Twin, two-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 249 | 125 |
| Power (kw) | - | 10.9 |
| Max RPM (rpm) | 10,000 | 8,500 |
| Cooling system | Oil & air | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 12.7 |
| Bore (mm) | 57 | 43 |
| Stroke (mm) | 48.8 | 43 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Overhead Cams (OHC) | Port control |
| Ignition | CDI | Points |
| Clutch | Wet multi-plate | - |
| Lubrication system | Wet sump | Autolube |
| Compression | 10.2:1 | 7.0:1 |
| Exhaust system | Y-pipe, single chromed muffler | Twin chrome |
| Chassis | ||
| Front suspension | non-inverted forks, not adjustable | Telescopic |
| Rear suspension | swing-arm adjustable single shock | Swinging arm, coil spring oil damper |
| Front brakes | Single disc. 2-piston calipers | Expanding brake (drum brake). single leading shoe |
| Rear brakes | Single disc. 2-piston calipers | Expanding brake (drum brake) |
| Frame type | - | Steel tube |
| Front tyre | 110/70-17 54H | -2.50-18 |
| Rear tyre | 150/70-17 69H | - |
| Trail (mm) | 85 | - |
| Rake (fork angle) (degree) | 25.5 | - |
| Other | ||
| Starter | Electric | - |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,455 | 1,072 |
| Dry weight (kg) | 170 | 98 |
| Power/weight ratio | - | 0.1112 |
| Overall height (mm) | 1,120 | 1,011 |
| Overall length (mm) | 2,080 | 1,854 |
| Overall width (mm) | 760 | 671 |
| Ground clearance (mm) | 180 | 150 |
| Performance | ||
| Top speed (km/h) | - | 120 |
| Fuel capacity (l) | 17 | 9.46 |
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