KTM 640 Duke II (2005-07) vs Megelli Naked 125 (2008-10)
Comparison technical specifications
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| Make: | KTM | Megelli |
| Model: | 640 Duke II | Naked 125 |
| Years: | 2005-07 | 2008-10 |
| Engine: | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer | Four stroke, single cylinder, SOHC |
| Capacity: | 624.6 cc / 38.1 cu in | 124 cc / 7.6 cu-in |
| Bore x Stroke: | 101 x 78 mm | 56.5 x 49.5 mm |
| Compression Ratio: | 11.5:1 | 10.0:1 |
| Cooling System: | Liquid cooled | Air cooled |
| Induction: | Mikuni BST 40 carburetor | Mikuni carburetor |
| Ignition: | Kokusan contactless DC-CDI ignition with advanced system | CDI |
| Starting: | Electric & kick | Electric |
| Max Power: | 40.1 kW / 55 hp @ 7000 rpm | 11 hp / 8 kW @ 8500 rpm |
| Max Torque: | 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm | 9 Nm / 6.6 lb-ft @ 7500 rpm |
| Clutch: | Multi-disc in oil bath | Wet, multiplate |
| Transmission: | 5 Speed | 5 Speed |
| Final Drive: | Chain, O-ring 5/8 x 1/4" | Chain |
| Frame: | Central chrome-moly steel frame | A12 Multi Twin Spar Trellis Configuration frame. T6 Aluminum Trellis with forger dropouts swing arm. |
| Front Suspension: | WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable | Telescopic forks |
| Rear Suspension: | Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing | Monoshock, pre-load adjustment |
| Front Brakes: | Single 320 mm disc, 4 piston caliper | Single disc |
| Rear Brakes: | Single 220 mm disc, 1 piston caliper | Single disc |
| Front Tyre: | 120/70 - ZR17 58H | 100/70-17 |
| Rear Tyre: | 160/60 - ZR17 69H | 130/70-17 |
| Wheelbase: | 1460 mm / 57.5 in | 1349 mm / 53.1 in |
| Seat Height: | 860 mm / 33.9 in | 860 mm / 31.5 in |
| Dry Weight: | 145 kg / 320lbs | 110 kg / 242.5 lbs |
| Fuel Capacity: | 11.3 Litres / 3.0 US gal / 2.4 Imp gal |