Aprilia RS 660 (2020) vs Cagiva Elefant 650 (1985-86) vs BMW K 1300 S (2014) vs Ducati Hypermotard 939 SP (2017) vs Suzuki DR 125SM (2008-12) vs Kawasaki ZX-9R Ninja (2001) vs Piaggio BV 250 (2006-10)

Comparison technical specifications

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Make:	Aprilia	Cagiva	BMW	Ducati	Suzuki	Kawasaki	Piaggio
Model:	RS 660	Elefant 650	K 1300 S	Hypermotard 939 SP	DR 125SM	ZX-9R Ninja	BV 250
Years:	2020	1985-86	2014	2017	2008-12	2001	2006-10
Engine:	Four stroke, Forward facing parallel twin, DOHC with silent chain drive on the right side, four valves per cylinder.	Four stroke, 90° “L”twin cylinder, SOHC, desmodromic 2 valve per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Testastretta 11°, L-Twin cylinder, 4 valve per cylinder, Desmodromic	Four stroke, single cylinder, OHC, 2 valves per cylinder.	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.	Four stroke, single cylinder, 4-valve, SOHC
Capacity:	659 cc / 40.2 cu-in	649 cc / 39.6 cu-in	1298 cc / 79.2 cu in.	937 cc / 57.2 cu in	124 cc / 7.6 cu in	899 cc / 54.8 cu-in	244 cc / 14.9 cub in.
Bore x Stroke:	81 x 63.93 mm	82 x 61 mm	80 x 64.3 mm / 3.15 x 2.53 in	94 x 67.5 mm	57 x 48.8 mm	75 x 50.9 mm	72 mm / 60 mm
Compression Ratio:	13.5: 1	10.0:1	13.0:1	13.1:1	9.2:1	12.2:1	10.1:1
Cooling System:	Liquid cooled with radiator and water-oil heat exchanger	Air cooled	Liquid cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled
Starting:	Electric	Electric	Electric	Electric	Electric	Electric	Electric / kick
Max Power:	100 hp / 73.5 kW @ 10,500 rpm	54 hp / 40 kW @ 8400 rpm	127 kW / 173 hp @ 9250 rpm	83.1 kW / 113 hp @ 9000 rpm	8.9 kW / 12 hp	144 hp / 105 kW @ 11000 rpm	16.4 kW / 22 hp
Transmission:	6 Speed, AQS Aprilia Quick Shift	5 Speed	6 Speed	6-Speed	5 Speed constant mesh	6 Speed	CVT, twist and go
Front Suspension:	Kayaba upside down fork ∅ 41 mm with counter spring, aluminium feet for fixing radial calipers. Adjustable for rebound, compression and spring preload.	Air adjustable forks 42mm tubes	BMW Motorrad Duolever, central spring strut, Paralever; central spring strut with lever system	Öhlins fully adjustable 50mm usd forks	Conventional forks, 35 mm, coil spring, oil damped	46mm RWU forks, preload, compression and rebound adjustable.	Hydraulic telescopic fork
Rear Suspension:	Aluminium swingarm with asymmetrical trusses. Monoshock with adjustable counter spring: rebound and spring preload.	Single shock absorber. adjustable for spring preload	Cast aluminium single swing arm with BMW Motorrad, spring pre-tension with infinite hydraulic adjustment	Progressive linkage with fully adjustable Öhlins monoshock. Aluminium single-sided swingarm	Swingarm, single shock, non adjust, coil spring, oil and gas damped	Uni-Trak piggy-back monoshock, reload, compression and rebound damping adjustable.	Dual, preload adjustable shocks
Front Brakes:	2x 320mm Brembo radial calipers with 4 32mm opposing pistons. Radial pump and metal braided brake hose	Single 260mm disc 4 piston caliper	2x 320mm discs, 4 piston calipers	2 x 320 mm Semi-floating discs, radially mounted Brembo monobloc callipers, 4-piston 2-pad, axial pump with adjustable lever, with Bosch ABS as standard	Single 250 mm disc, 2 piston caliper	2x 310mm discs 6 piston calipers	Disc, 260 mm, 2-piston caliper
Rear Brakes:	Single 220mm disc; Brembo calliper with 2 isolated ∅ 34mm pistons. Pump with integrated tank and metal braided hos	Single 240mm disc 2 piston caliper	Single 265mm disc, 2 piston caliper	245 mm Disc, 2-piston calliper, with Bosch ABS as standard	Single 222 mm disc, 1 piston caliper	Single 220mm disc 1 piston caliper	Disc, 260 mm, 2-piston caliper
Front Tyre:	120/70 ZR 17 Tubeless radials	90/90-21	120/70 ZR17	Pirelli Diablo Supercorsa SP 120/70 ZR17	100/80 -17 M/C 52H, tube type	120/70 ZR17	110/70 - 16 in.
Rear Tyre:	180/55 ZR 17 (alternatively 180/60 ZR17) Tubeless radials	130/90-17	190/55 ZR17	Pirelli Diablo Supercorsa SP 180/55 ZR17	130/70 -17 M/C 62H, tube type	180/55 ZR17	140/70 - 16 in.
Seat Height:	815 mm / 32.0 in	905 mm / 35.6 in	820 mm/ 32.3 in - low seat 790 mm / 31.1 in	890 mm / 35.0 in	836 mm / 32.9"	810 mm / 31.9 in	787 mm / 31 in.
Dry Weight:	169 kg / 372.5 lbs	191 kg / 421 lbs	228 kg / 503 lbs	178 kg / 392 lbs	121 kg / 267 lbs	183.0 kg / 403.4 lbs	149 kg / 328 lbs
Fuel Capacity:	15 Litres / 3.9 US gal	17.5 Litres / 4.6 US gal	19 Litres / 5.0 US gal	16 Litres / 4.2 US gal / 3.5 Imp gal	9 Litres / 2.4 US gal / 2.0 Imp gal	19 Litres / 5.0 US gal	10 L / 2.6 US gal