Moto Guzzi V 65SP (1979-) vs BMW R nineT Special Edition (2016) vs Hyosung GT 650S (2007-08) vs MV Agusta 125S SE (1974-77) vs Moto Guzzi Nevada 750 Club (1998-03) vs Moto Guzzi V7 Classic (2008) vs Velocette Viper (1955-68) vs BMW G 450X Factory Replica (2009)

Comparison technical specifications

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Make:	Moto Guzzi	BMW	Hyosung	MV Agusta	Moto Guzzi	Moto Guzzi	Velocette	BMW
Model:	V 65SP	R nineT Special Edition	GT 650S	125S SE	Nevada 750 Club	V7 Classic	Viper	G 450X Factory Replica
Years:	1979-	2016	2007-08	1974-77	1998-03	2008	1955-68	2009
Engine:	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder.	Four stroke, two cylinder horizontally opposed Boxer, two camshafts and four radially aligned valves per cylinder, central counterbalancer shaft.	Four stroke, 90° V twin, DOHC, 4 valve per cylinder	Four stroke, single cylinder, pushrod, 2 valve	Four stroke, 90°V twin, longitudinally mounted, OHV, 2 valve per cylinder.	Four stroke, V twin, longitudinally mounted, OHV, 2 valves per cylinder.	Four stroke, single cylinder	Four stroke, single cylinder, DOHC, 4 valve
Capacity:	643 cc / 39.2 cu-in	1170 cc / 71.4 cub in.	647 cc / 39.4 cu-in	123.5 cc / 7.5 cu-in	744 cc / 45.4 cu-in	744 cc / 45.4 cu-in	349 cc / 30.5 cub in	449 cc / 27.4 cub. in.
Bore x Stroke:	80 x 64 mm	101 x 73 mm	81.5 x 62 mm	53 x 56 mm	84 x 74 mm	80 x 74 mm	72 x 86 mm	98 x 59 mm
Compression Ratio:	10.0:1	12.0:1	11.4:1	9.5:1	9.7:1	9.6:1	8.0:1	12.0 :1
Max Power:	52 hp / 37.9 kW @ 7050 rpm	81 kW / 110 hp @ 7550 rpm	76.4 hp / 58.8 kW @ 9000 rpm	10.2 kW 14 hp @ 8500 rpm	45 hp / 38 kW @ 6800 rpm	48 hp 35 kW @ 6200 rpm	25 kW / 28 hp @ 7000 rpm	30.7 kW / 41 hp @ 7000 rpm
Transmission:	5 Speed	Constant mesh 6-speed	6 Speed	5 Speed	5 Speed	5 Speed	4 Speed constant mesh, close ratio	5 Speed
Final Drive:	Shaft	Shaft	Chain	Chain	Shaft	Shaft, ratio 4.825	Chain	Chain
Front Suspension:	35mm Air assisted forks, 140mm wheel travel.	Upside-down telescopic forks, 46 mm fixed-fork-tube diameter	41mm Oil upside down forks	Hydraulic telescopic forks	Moto Guzzi hydropneumatic telescopic fork with pressure equalizer	Marzocchi Ø 40 mm telescopic front forks	Telescopic fork with hydraulic compression and rebound damping	45mm Upside-down forks
Rear Suspension:	Dual air charged shock, 75mm wheel travel.	Cast aluminium single swinging arm with BMW Motorrad Paralever; central spring strut,spring preload fully adjustable by hook wrench, adjustable rebound-stage damping	Swinging arm	Dual shocks	Swinging fork, light alloy die-casting, with Bitubo adjustable shock-absorber	Swinging arm in light cast alloy with two dampers and adjustable preload	Woodhead-Monroe springs with hydraulic damping, later Armstrong and Girling, adjustable	Direct Mounted Öhlins Shock
Front Brakes:	2x 260mm discs 2 piston calipers	2 x 320 mm Foating brake discs, 4 piston radial calipers	2x 300mm discs	Single 260mm disc	2x 270mm discs	Single 320mm discs 2 piston calipers	7.5 x 1.5 in., drum	Single 260mm disc, 2 piston floating caliper
Rear Brakes:	Single 235mm disc 1 piston caliper	Single 265 mm disc, 2 piston floating caliper	Single 230mm disc	160mm Drum	Single 260mm disc	Single 260mm disc 2 piston caliper	7 x 1 in., drum	Single 220mm disc, 1 piston floating caliper
Front Tyre:	100/90-18	120/70 - ZR17	120/60 -17	2.75 -18	100 90 V18	100/70-18	3.25 x 19 in	90/90-21
Rear Tyre:	110/90-18	180/55 - ZR17	160/60 -17	3.00 -18	130/90 V16	130/80-17	3.25 x 19 in	140/80-18
Dry Weight:	165 kg / 363 lbs	211 kg / 465 lbs	195 kg / 429 lbs	103 kg / 227 lbs	177 kg / 390 lbs	182 kg / 401 lb	165 kg / 364 lbs	111 kg / 245 lbs
Fuel Capacity:	16 Litres / 4.2 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal	17 Litres / 3.1 US gal	19 Litres / 5.0 US gal	14 Litres / 3.7 US gal	17 Litres / 4.5 gal	13.6 L / 3.6 US gal	8 Litres / 2.1 US gal