Moto Guzzi V 10 Centauro GT (1997-00) vs ATK 250 (2003) vs Yamaha XT 660X (2012) vs Piaggio Fly 50 (2007)

Comparison technical specifications

Add bike	Remove bike	Remove bike	Remove bike	Remove bike
Make:	Moto Guzzi	ATK	Yamaha	Piaggio
Model:	V 10 Centauro GT	250	XT 660X	Fly 50
Years:	1997-00	2003	2012	2007
Engine:	Four stroke, 90° V twin, longitudinally mounted, OHV, 4 valve per cylinder	Two stroke, Rotax, single cylinder	Four stroke, single cylinder, SOHC, 4 valve	Four stroke, single cylinder, SOHC, 4 valve
Capacity:	992 c / 60.5 cu-in	249 cc / 15.1 cu in	659 cc/ 40.2 cu-in	49 cc / 3.0 cub in.
Bore x Stroke:	90 x 78 mm	67.75 x 69.8 mm	100 x 84 mm	40 mm x 39.3 mm
Cooling System:	Air cooled	Liquid cooled	Liquid cooled	Forced air
Compression Ratio:	10.5:1	7:1	10: 1	10.3:1
Starting:	Electric	Kick	Electric	kick
Transmission:	5 Speed	6 Speed	5 Speed	CVT, twist and go
Front Suspension:	White Power inverted forks	46 mm Paioli forks, adjustable for compression and rebound	43 mm Telescopic forks,	Hydraulic telescopic fork
Rear Suspension:	Chrome Moly braced swingarm with adjustable White Power monoshock	Swinging arm, Linkage-less Ohlins shock, adjustable for compression and rebound	Oscillating arm standard Monocross.	Single hydraulic shock absorber
Front Brakes:	2x 320mm discs 4 piston calipers	Single 260 mm disc, 2-piston caliper	Single 320mm disc 4 piston caliper	200 mm disc with dual piston caliper
Rear Brakes:	Single 282mm disc 2 piston caliper	Single 220 mm disc, 1-piston caliper	Single 245mm disc 1 piston caliper	140 mm drum
Front Tyre:	120/70 ZR17	80/100-21	120/700-17	120/70 - 12 in.
Rear Tyre:	160/60 ZR17	100/100-18	160/60-17	120/70 - 12 in.
Wheelbase:	1,475 mm / 58.1 in	1486 mm / 58.5 in	1505 mm / 59.3 in	1326 mm / 52.2 in.
Seat Height:	770 mm / 30.3 in	945 mm / 37.2 in	875mm / 34.4 in	785 mm / 30.9 in.
Dry Weight:	224 kg / 493.8 lbs	107 kg / 236 lbs	173 kg / 318.4 lbs	100 kg / 220 lbs
Fuel Capacity:	18 Litres / 4.7 US gal	14 L / 3.7 US gal	15 Litres / 3.9 gal	7.2 L / 1.9 US gal