Honda XL 125R (1984-85) vs Harley-Davidson Harley Davidson FLHRC Road King Classic (2011) vs Yamaha YD-2 (1958-60) vs Ducati 959 Panigale (2019) vs Yamaha XS 1100G (1980) vs Suzuki SP 125 (1987-88)

Comparison technical specifications

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Make:	Honda	Harley-Davidson	Yamaha	Ducati	Yamaha	Suzuki
Model:	XL 125R	Harley Davidson FLHRC Road King Classic	YD-2	959 Panigale	XS 1100G	SP 125
Years:	1984-85	2011	1958-60	2019	1980	1987-88
Engine:	Four stroke, single cylinder, OHC, 2 valves	Four stroke, 45° V-Twin, Twin Cam 96 vibration isolation-mounted Valves Pushrod-operated overhead valves; w/ hydraulic self-adjusting lifters; two valves per cylinder	Two stroke, piston-port, parallel twin	Four stroke, 90° “L” twin cylinder, DOHC, desmodromic 4 valves per cylinder.	Four stroke transverse four cylinder, DOHC, 2 valves per cylinder.	Four stroke, single cylinder, OHC, twin dome combustion chamber
Capacity:	124 cc / 7.6 cu-in	1584 cc / 96 cu-in	247 cc / 15.0 cu-in	955 cc / 58.3 cu in	1101 cc / 67.2 cu-in	124 cc / 7.6 cu in
Bore x Stroke:	56.5 x 49.5 mm	95.2 x 111.2 mm	54 x 54 mm	100 x 60.8 mm	71.5 x 68.6 mm	57 x 48.8 mm
Cooling System:	Air cooled	Air cooled	Air-cooled	Liquid cooled	Air cooled	Air cooled
Compression Ratio:	9.2:1	9.2:1		12.5:1	9.2:1	9.5:1
Induction:	PD52 carburetor	Electronic Sequential Port Fuel Injection (ESPFI)	Single carburetor	Oval throttle bodies with two injectors per cylinder, 41.8 mm intake valve and 34 mm foutlet valve	4x Mikuni BS 34SS Carburettor	Mikuni VM26SS carburetor
Max Torque:	10 Nm / 7.3 lb-ft @ 8000 rpm	124.7 Nm / 92 ft. lbs @ 3000 rpm	4.1 kg-m @ 5000 rpm	107.4 Nm / 10.9 kgf-m / 79 lb-ft @ 9000 rpm	9.2 kgf-m / 66.5 lb-ft @ 6500 rpm	8.71 Nm / 0.89 kgf-m / 6.42 lb-ft @ 9500 rpm
Transmission:	6 Speed	6 Speed	5 Speed	6-Speed	5 Speed	6 Speed
Final Drive:	Chain	Belt	Chain	Chain, 15/43 ratio	Shaft	Chain, #428
Front Suspension:	Telescopic forks	41.3 mm telescopic, cartridge-style damping	Telescopic forks	43 mm Showa BPF forks, fully adjustable in spring pre-load and compression and rebound damping	Telescopic fork.	Telescopic forks, leading axle, oil damped
Rear Suspension:	Swinging arm	Short, air-adjustable shock	Swing arm	Fully adjustable, side-mounted Sachs monoshock	Dual shocks Swing arm, preload adjustable	Box-type swingarm, monoshock, full floater, fully adjustable
Front Brakes:	Drum	2x 292mm disc 4 piston caliper	Drum	2x 320 mm discs, twin radially-mounted M4.32 Brembo monobloc calipers actuated by master cylinders, ABS	2x 298mm discs	Single hydraulic disc
Rear Brakes:	Drum	Single 292mm disc 4 piston caliper	Drum	Single 245 mm disc, single Brembo caliper, ABS	Single 298mm disc	Drum
Front Tyre:	2.75-21	130/90B16 67H	2.50 -16	120/70 ZR17, Pirelli Diablo Rosso Corsa	3.50-19	80/80-21 45P, semi knobbly
Rear Tyre:	4.10-18	180/65B16 81H	2.50 -16	180/60 ZR17, Pirelli Diablo Rosso Corsa	4.50-17	100/80-18 53P, semi-knobbly
Wet Weight:	126.0 kg / 277.8 lbs	367.4 kg / 810 lbs	138 kg / 309 lbs	200 kg / 440 lbs	258kg / 568.7 lbs	114 kg / 251 lbs
Fuel Capacity:	9 Litres / 2.3 us gal	22.7 Litres / 6.0 US gal		17 Litres / 4.5 US gal / 3.7 Imp gal	22 Litres / 5.8 gal	13 Litres / 3.4 US gal / 2.9 Imp gal