Jawa 350 Chopper (1997) vs Jawa 644 Chopper (1994) vs Aprilia RSV 1000R (2005) vs Aprilia RSV 1000R (2006) vs Aprilia RSV 1000R Factory (2005) vs Piaggio MP3 500 (2006-07)

Comparison technical specifications

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Make:	Jawa	Jawa	Aprilia	Aprilia	Aprilia	Piaggio
Model:	350 Chopper	644 Chopper	RSV 1000R	RSV 1000R	RSV 1000R Factory	MP3 500
Years:	1997	1994	2005	2006	2005	2006-07
Engine:	Two stroke, twin cylinder	Two stroke, parallel twin	Four stroke, longitudinal 60°V twin, DOHC, 4 valves per cylinder	Four stroke, longitudinal 60°V twin, DOHC, 4 valves per cylinder	Four stroke, longitudinal 60°V twin, DOHC, 4 valves per cylinder	Four stroke, single cylinder, SOHC, 4 valve Piaggio MASTER, catalysed
Capacity:	343.5 cc / 20.96 cu in	343.4 cc / 21.0 cu in	997.6 cc / 60.9 cu-in	997.6 cc / 60.9 cu-in	997.6 cc / 60.9 cu-in	492 cc / 30 cub in.
Bore x Stroke:	58 x 65 mm	58 x 65 mm	97 x 67.5 mm	97 x 67.5 mm	97 x 67.5mm	71 x 94mm
Compression Ratio:	9.8:1	10.2:1	11.8:1	11.8:1	11.8:1	11.0:1
Cooling System:	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Ignition:	TCI (Transistor Controlled Ignition)	Magneto VAPE A67 contactless	Digital electronic with one spark plugs per cylinder	Digital electronic with one spark plugs per cylinder	Digital electronic with one spark plugs per cylinder	Electronic inductive discharge, integrated variable timing
Starting:	Electric and kick	Kick	Electric	Electric	Electric	Electric
Max Power:	17.2 kW / 23 hp @ 5250 rpm	18 kW / 25 hp @ 5500 rpm	102 kW / 139 hp @ 9500 rpm	107 kW / 143 hp @ 9500 rpm	102 kW / 139 hp @ 9500 rpm	29.8 kW / 40 hp @ 7250 rpm
Transmission:	4 Speed	4 Speed	6 Speed	6 Speed	6 Speed	CVT, Twist and go
Front Suspension:	Hydraulic telescopic forks,	Hydraulic telescopic fork, steel spiral springs	Showa 43 mm diameter upside-down fork with adjustable compression rebound and preload	Öhlins 43 mm diameter upside-down fork with adjustable compression rebound and preload	Öhlins 43 mm diameter upside-down fork with adjustable compression rebound and preload	Parallelogram composed of four aluminium arms supporting two steering tubes cantilevers.
Rear Suspension:	Twin shock	Swingarm, hydraulic telescopic in suspension units, spiral springs	Aluminium alloy double banana swing arm, APS progressive system linkage. Sachs hydraulic shock-absorber with adjustable rebound, compression, preload and length	Aluminium alloy double banana swing arm, APS progressive system linkage. Sachs hydraulic shock-absorber with adjustable rebound, compression, preload and length	Aluminium alloy double banana swing arm, APS progressive system linkage. Öhlins gas nytrogen hydraulic shock-absorber with adjustable rebound, compression, preload and length	Two dual effect hydraulic shock absorbers and adjustable spring pre-load,
Front Brakes:	Single Ø265 mm disc, single piston caliper	Ø265 mm Disc, hydraulic control	2 x 320mm discs, 4 piston calipers	2 x 320mm discs, 4 piston calipers	2 x 320 mm discs, 4 piston radial calipers, Brembo	2 x 240mm discs, 2 piston caliper
Rear Brakes:	Ø160 mm Drum	Ø165 mm Drum, mechanical control	Single 220 mm disc, 2 piston caliper	Single 220 mm disc, 2 piston caliper	Single 220 mm disc, 2 piston radial caliper, Brembo	Single 240 mm disc, 2 piston caliper
Front Tyre:	90/90-17"	90/100-17"	120/70 ZR17	120/70 ZR17	120/70 ZR17	2x 120/70 -12
Rear Tyre:	100/90-18"	100/90-18"	190/50 ZR17	190/50 ZR17	190/50 ZR17	130/70 -14
Dry Weight:	152 kg / 335 lbs	147 kg / 322 lbs	189 kg / 416.7 lbs	189 Kg / 417 lbs	185 kg / 408 lbs	244 kg / 537.9 lbs
Fuel Capacity:	17 L / 4.5 US gal	15 L / 4.0 US gal	18 Litres / 4.8 US gal	18 Litres / 4.8 US gal	18 Litres / 4.8 US gal	12 Litres / 3.2 gals