Kawasaki GPz 550 / Z 550GP (1983-84) vs CCM R30 (2003) vs Suzuki RE5 Rotary (1974-76) vs Ducati 900SS (1991) vs BMW HP2 Megamoto Pikes Peak Special Edition (2009) vs Honda CBR 600RR (2024)

Comparison technical specifications

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Make:	Kawasaki	CCM	Suzuki	Ducati	BMW	Honda
Model:	GPz 550 / Z 550GP	R30	RE5 Rotary	900SS	HP2 Megamoto Pikes Peak Special Edition	CBR 600RR
Years:	1983-84	2003	1974-76	1991	2009	2024
Engine:	Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.	Single cylinder, OHC, four stroke, four valve	Liquid/oil cooled, single rotary housing	Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valves per cylinder, belt driven	Four stroke, two cylinder horizontally opposed Boxer, 4 Valves per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valve per cylinder.
Capacity:	553 cc / 33.7 cu-in	644 cc / 39.3 cu in	498 cc / 30.4 cu in	904 cc / 55.2 cu in	1170 cc / 71.5 cub. in.	599 cc / 36.5 cu-in cc / 36.5 cu-in
Compression Ratio:	10.0:1	9.3:1	9.4:1	9.2:1	11.0:1	12.2:1
Induction:	4x 22mm Teikei constant vacuum - main jets #94	2 x Mikuni BSR32 carburetors	Mikuni 18-32 HHD carburetor	Mikuni BDST 38-B67	Fuel Injection 47mm Throttle butterfly BMS-K	Programmed Dual Stage Fuel Injection (PGM-DSFI); 40mm throttle bodies, Denso 12-hole injectors
Ignition:	CDI	Electronic	Dual ignition system	Kokusan electronic inductive discharge	BMS-K	Computer-controlled digital transistorized with electronic advance and independent four-cylinder 3D-mapped computer control.
Starting:	Electric	Electric	Electric and kick	Electric	Electric	Electric
Max Power:	65 hp / 47.4 Nm @ 9000 rpm	38.6 kW / 53 hp @ 7500 rpm	46 kW / 62 hp @ 6500 rpm	61.8 kW / 84 hp @ 7000 rpm (rear tyre 53.7 kW / 73hp @ 8100 rpm)	77 kW / 105 hp @ 7000 rpm	119 hp / 89 kW @ 14250 rpm
Max Torque:	35.5 lb-ft / 48.1 Nm @ 8000 rpm	52.5 Nm / 5.35 kgf-m / 38.7 ft.lb @ 6000 rpm	74.5 Nm / 7.6 kgf-m / 55 lb-ft @ 3500 rpm	84 Nm / 8.6 kgf-m / 62 ft-lb @ 6400 rpm	115 Nm / 11.7 kgf-m / 85 lb-ft.@ 5500 rpm	63 Nm / 46.5 lb-ft @ 11500 rpm
Transmission:	6 Speed	5 Speed	5 Speed	6 Speed	6 Speed	Close-ratio 6 Speed
Final Drive:	#530 O-ring chain	Chain	Chain	Chain	Shaft	#525 O-ring chain
Front Suspension:	Telescopic forks	Ø43 mm diameter USD type, length 910mm, compression damping adjustable to 35 positions, rebound damping adjustable to 30 positions	Telescopic, oil-dampened forks	41 mm Showa fully adjustable inverted fork	45mm Upside-down front fork, compression damping and rebound damping adjustable	41mm inverted Big Piston Fork with spring preload, rebound and compression damping adjustability
Rear Suspension:	Dual shocks, Swinging arm	Mono shock, length 340mm, piggy-back reservoir, compression damping adjustable to 7 positions, rebound damping adjustable to 11 positions	Swing arm oil dampened, 5-way adjustable	Progressive type with adjustable Showa GD monoshock	Cast aluminium single-sided swing arm with BMW Motorrad Paralever; Öhlins-central spring strut, spring pre-load adjustable to continuously variable levels, rebound damping and compression damping adjustable	Fully adjustable Showa rear shock operating through Unit Pro-Link
Front Brakes:	2X 260mm disc	Single Ø320 mm disc, 4 piston caliper	2 x Discs	2 x 320 mm discs	2 x ∅304mm discs, 4 piston calipers	2x 310mm discs with radial-mount 4 piston calipers
Rear Brakes:	Single 260mm disc	Single Ø220 mm disc, 1 piston calipers	Drum	Single 245 mm disc	Single ∅265mm disc, 2 piston caliper	Single 220mm disc 1 piston caliper
Front Tyre:	3.25 H19	120/60-17	3.25-H19 4PR	120/70-17	120/70 ZR17	120/70 ZR17
Rear Tyre:	3.75 H18	150/60-17	4.00-H18 4PR	170/60-17	150/70 ZR17	180/55 ZR17
Fuel Capacity:	15 Litres / 3.9 US gal	10 L / 2.6 US gal	16.8 Litres / 4.4 US gal / 3.7 Imp gal	17.5 L / 4.6 US gal / 3.8 Imp gal	13 Liters / 3.4 US gal.	18 liters / 4.8 gal