Piaggio MP3 500 (2015) vs Bimota DB2EF (1997) vs BMW R 23 (1938-40) vs Laverda 750 Diamante (1998) vs Honda X-ADV (2017-18) vs Honda CBR 400RR (1988) vs BMW G 650GS Sertao (2013) vs Suzuki Boulevard S40 (2015-16)

Comparison technical specifications

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Make:	Piaggio	Bimota	BMW	Laverda	Honda	Honda	BMW	Suzuki
Model:	MP3 500	DB2EF	R 23	750 Diamante	X-ADV	CBR 400RR	G 650GS Sertao	Boulevard S40
Years:	2015	1997	1938-40	1998	2017-18	1988	2013	2015-16
Engine:	Four stroke, single cylinder, SOHC, 4 valve Piaggio MASTER, catalysedFour stroke, single cylinder, SOHC, 4 valve Piaggio MASTER, catalysed	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder	Four stroke, single cylinder, pushrod operated, OHV, 2 valves per cylinder.	Four stroke, parallel twin. DOHC, 4 valve per cylinder.	Four stroke , Parallel twin, SOHC, 4 valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder.	Four stroke, single cylinder, DOHC, 4 valves per cylinder	Four stroke, single cylinder, SOHC
Capacity:	492.7 cc / 30.0 cub in.	904 cc / 55.2 cub in	247 cc / 15.1 cu in.	747 cc / 45.6 cu-in	745 cc / 45.4 cu-in	399 cc / 24.3 cu-in	652 cc / 39.8 cub. in.	652 cc / 39.8 cu-in
Bore x Stroke:	94 x 71 mm	92 x 68 mm	68 x 68 mm	83 X 69 mm	77 x 80mm	55 x 42 mm	100 x 83mm	94 x 94.0 mm
Cooling System:	Liquid cooled	Air cooled	Air cooled	Liquid cooled	Liquid-cooled	Liquid cooled; radiator with cooling fan	Liquid cooled	Air cooled
Compression Ratio:	11.0:1	9.2:1	6.75:1	11.5:1	10.7:1	11.3:1	11.5:1	8.5:1
Induction:	Electronic injection system	2x 38mm Mikuni carburetors	1x Bing type AJ 1/22/140	Twin Weber-Marelli electronic injection	PGM-FI electronic fuel injection	4x 26mm Flat-side CV	Fuel induction	Mikuni BS40
Ignition:	Electronic inductive discharge, integrated variable timing	-	Battery ignition	Weber-Marelli electronic	Computer-controlled digital transistorised with electronic advance	Digitalized full transistor ignition	Capacitor Discharge Ignition system	Transistorized
Starting:	Electric	Electric	Kick	Electric	Electric	Electric	Electric	Electric
Max Power:	29.4 kW / 40.1 hp @ 7250 rpm	64.1 kW / 86 hp @ 7000 rpm	8.9 kW / 12 hp @ 5600 rpm	85 hp / 63.3 kW @ 9200 rpm	40.3 kW / 54 hp @ 6250 rpm	59 hp / 42.2 kW @ 12500 rpm	37 kW / 48 hp @ 6500 rpm	23 kW / 31 hp @5400 rpm
Transmission:	Twin Cradle: tubes in high tensile steel	6 Speed	3 Speed	6 Speed	6 Speed Manual	6 Speed	5 Speed	5 Speed
Final Drive:	Belt	Chain	Shaft	Chain	Chain	Chain	Chain	Belt
Front Suspension:	Parallelogram composed of four aluminium arms supporting two steering tubes cantilevers.	41mm Paioli telescopic forks	Telescopic fork	Paioli Racing Inverted adjustable preload, rebound & compression damping	41 mm telescopic forks	41mm Showa damper-rod forks with adjustable pre-load	∅41mm telescopic fork with stabilizer bridge	Telescopic 38 mm stanchions, coil spring, oil damped
Rear Suspension:	Dual effect hydraulic shock absorbers and adjustable spring pre-load,	Tubular steal swinging arm Öhlins monoshock	Rigid, spring loaded saddle	Paioli Monoshock adjustable spring preload, rebound & compression damping	Prolink with Rear Shock Preload adjustment	Showa gas/oil shock with adjustable preload and compression	Spring setting and rebound stage damping continuously adjustable,	Twin shock, 5-way adjustable spring preload
Rear Brakes:	Single 240 mm disc	Single 230mm disc 2 piston caliper	∅160mm Drum	Single 245mm disc 2 piston caliper	Single 240 mm wavy hydraulic disc 1 piston caliper and sintered metal pads	Single 220mm disc 2 piston caliper	Single ∅240mm disc, 1 piston caliper	Drum, rod operated
Front Tyre:	Dual 120/70 -12	120/70-17	3.00 x 19"	120/60 ZR17	120/70 R17	120/60-17	90/90 S21	100/90-19 57H, tube type
Rear Tyre:	140/70 -14	180/55-17	3.00 x 19"	160/60 ZR17	160/60 R15	150/60-18	130/80-17	140/80-15 67H, tube type