Vespa 160 GS (1962-64) vs Vespa 946 (2013-14) vs Yamaha FZ-6S Fazer (2008) vs Suzuki GSX-R 600 (2020) vs Vespa 150 GL (1962-65) vs Vespa Primavera 50 50th Anniversary Special Edition (2018-)

Comparison technical specifications

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Make:	Vespa	Vespa	Yamaha	Suzuki	Vespa	Vespa
Model:	160 GS	946	FZ-6S Fazer	GSX-R 600	150 GL	Primavera 50 50th Anniversary Special Edition
Years:	1962-64	2013-14	2008	2020	1962-65	2018-
Engine:	Two stroke, single cylinder	Four stroke, single cylinder, SOHC, 3 valve	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Two stroke, single cylinder	Four stroke, single cylinder, SOHC, 4 valve, catalytic converter
Capacity:	145.5 cc / 8.9 cub in	125 cc / 7.6 cub in	599 cc / 36.5 cu-in	599 c / 36.6 cub. in.	145.5 cc / 8.9 cub in	49 cc / 3 cub in
Bore x Stroke:	57 x 57 mm	52 mm x 68.6 mm	65.5 x 44.5 mm	67.0 x 42.5 mm	57 x 57 mm	39 x 41.8 mm mm
Ignition:	Flywheel and magneto with 35W output	Electric	TCI Digital CDI	Digital CDI	Contact breaker and coil	Electronic
Starting:	Kick start	Electric	Electric	Electric	Kick start	Electric
Clutch:	Wet, multiplate	Automatic, dry centrifuge with vibration dampers	Wet, multiple discs, cable operated	Wet, slipper, cable operated	Wet, multiplate	Automatic, dry centrifugal with vibration dampers
Transmission:	4 Speed, grip-shift, constant mesh	CVT, twist and go	6 Speed	6 Speed, constant mesh	4 Speed, grip-shift, constant mesh	CVT
Final Drive:	Direct drive	Shaft	Chain	#525 Chain, 114 links	Direct drive	Belt
Frame:	Pressed sheet steel, streamlined monocoque structure	Steel and aluminium	Aluminium, twin spar	Aluminium, twin spar extrusion frame	Pressed sheet steel, streamlined monocoque structure	Sheet metal body with welded reinforcements
Front Suspension:	Single unit front damper and spring	Single sided link arm with coil spring and dual action monoshock absorber	43mm Telescopic fork,	Showa Big Piston front-Fork (BPF)	Trail arm with coil spring and damper	Single arm with coil spring and dual action mono shock absorber
Rear Suspension:	Coil spring with damper	Gas unit with adjustable preload in four positions, horisontally mounted with progressive lever system.	Swingarm Link less type Monocross	Link type, coil spring, oil damped	Coil spring and damper	Hydraulic monoshock
Front Brakes:	125 mm drum	200 mm disc, hydraulically operated, ABS with traction control	2x 298 mm discs	2 x 310 mm Discs, Brembo 4 piston calipers	125 mm drum	Stainless steel disc, 200 mm, hydraulically operated
Rear Brakes:	127 mm drum	200 mm disc, hydraulically operated, ABS with traction control	Single 245 mm disc	Single 220 mm disc, Nissin 2 piston caliper	127 mm drum	Drum, 140 mm, mechanically operated
Front Tyre:	3.5 x 10"	120/70 - 12"	120/70 ZR17	120/70 ZR17	3.5 x 10"	110/70-12 tubeless
Rear Tyre:	3.5 x 10"	130/70 - 12"	180/55 ZR17	180/55 ZR17	3.5 x 10"	20/70-12., tubeless
Wheelbase:	1220 mm / 48 in	1405 mm / 55.3 in	1440 mm / 56.7 in	1385 mm / 54.5 in.	1200 mm / 47.2 in	1340 mm / 52.7 in.
Fuel Capacity:	7.5 L / 2.0 US gal	8.5 L / 2.2 US gal	19 Litres / 5.0 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal	7.5 L / 2 US gal	7 L / 1.8 US gal
Top Speed:	100 km/h / 62 mph	92 km/h / 57 mph	227.8 km/h / 141.5 mph	253 km/h / 157 mph	95 km/h / 59 mph	64 km/h / 40 mph