Triumph Bonneville Speedmaster Gold Line Edition (2022) vs Suzuki GSX 1100E (GS 1100E) (1980) vs Yamaha DX 250 (1970) vs Ducati 125 Turismo Speciale (1958-65) vs Yamaha RD 200 (1979) vs Ducati Monster 821 Stripe (2015) vs Moto Guzzi V 50 (1977-78) vs Moto Guzzi California Eldorado (2017) vs Aprilia RS4 125 Biaggi Racing Replica (2012)

Comparison technical specifications

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Make:	Triumph	Suzuki	Yamaha	Ducati	Yamaha	Ducati	Moto Guzzi	Moto Guzzi	Aprilia
Model:	Bonneville Speedmaster Gold Line Edition	GSX 1100E (GS 1100E)	DX 250	125 Turismo Speciale	RD 200	Monster 821 Stripe	V 50	California Eldorado	RS4 125 Biaggi Racing Replica
Years:	2022	1980	1970	1958-65	1979	2015	1977-78	2017	2012
Engine:	Four stoke, parallel twin, 270° crank angle, SOHC, 4 valve per cylinder	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Two stroke, single cylinder	Four stroke, single-cylinder, OHC, bevel gear driven	Two stroke, torque induction, parallel twin	Four stroke, Testastretta 11° L-Twin, 4 Desmodromically actuated valves per cylinder,	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder.	Four stroke, 90° V-twin, SOHC, 4 valves per cylinder	Four stroke, single cylinder, DOHC, 4 valves
Capacity:	1198 cc / 73.1 cu in	1074 cc / 65.5 cu-in	247 cc / 15.0 cu-in	124.4 cc / 7.6 cu in	195 cc / 11.8 cu-in	821 cc / 50.1 cu-in	490 cc / 29.9 cu-in	1380 cc / 84.2 cu-in	124.8 cc / 7.6 cu in
Bore x Stroke:	97.6 x 80 mm	72 x 66 mm	54 х 54 mm	55.2 x 52 mm	52 х 46 mm	88 x 67.5 mm	74 x 57 mm	104 x 81.2 mm	58 X 47 mm
Compression Ratio:	10.0:1	9.5:1	6.7:1	7.0:1	7.1:1	12.8:1	10.4:1	10.5:1	12.5 ± 0.5:1
Cooling System:	Liquid cooled	Air cooled	Air cooled	Air cooled	Air cooled	Liquid cooled	Air cooled	Air and oil cooled	Liquid cooled
Ignition:	Digital	Transistorized pointless	Flywheel magneto	Battery and coil, 6V 40W generator	Battery coil	Marelli electronic	Battery powered inductive	Electronic	Electronic with CDI capacity discharge
Starting:	Electric	Electric	Kick	Kick	Electric & Kick	Electric	Electric	Electric	Electric
Max Power:	57.5 kW / 76.9 hp @ 6100 rpm	72.9 kW / 100 hp @ 8700 rpm	30 hp / 22 kW @ 7200 rpm	5.2 kW / 7 hp @ 7000 rpm	20 hp / 14.7 kW @ 8000 rpm	82.4 kW / 112 hp @ 9250 rpm	48 hp / 35.7 kW @ 7500 rpm	71 kW / 96 hp @ 6500 rpm	11.7 kW / 16 hp @ 10500 rpm
Transmission:	6-Speed	5 Speed	6 Speed	4 Speed	5 Speed	6 Speed	5 Speed	6 speed with final overdrive	6 Speed
Final Drive:	Chain	Chain, 3/4 x 3/8 (No. 630) D.I.D. endless chain, 42/15, 2.8:1	Chain	Chain	Chain	Chain, Front sprocket 15; Rear sprocket 46	Shaft	Shaft	Chain
Front Suspension:	47 mm Showa cartridge forks	37mm Kayaba telescopic fork	Telescopic forks	Hydraulically damped telescopic forks, Marzocci	Telescopic forks	Kayaba 43mm upside-down fork	Telehydraulic gas forks	Standard fork, Ø45 mm, with radial caliper mounting bracket	Ø41 mm Upside down fork
Rear Suspension:	Mono-shock RSU with linkage and preload adjustment	Kayaba dual shocks, adjustable spring preload	Dual shocks	Swingarm, dual shocks, 3-way adjustable	Dual shocks	Progressive linkage with adjustable monoshock. Aluminum double-sided swingarm	Swinging arm fork with hydraulic gas shock absorbers	Swingarm with double shock absorber with adjustable extension and spring preload with remote tank	Asymmetric swingarm with monoshock
Front Brakes:	2 x 310mm disc, Brembo 2-piston sliding axial calipers	2 x 275mm Discs	Drum	Drum, 158 mm	Single 245 mm disc	2 x 320 mm semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, axial pump with ABS as standard	2x 260mm discs	2 x Ø320 mm stainless steel floating discs, Brembo radial calipers with 4 horizontally opposed pistons	Single Ø300 mm disc, 4 piston caliper
Rear Brakes:	Single 255mm disc, Nissin single piston sliding axial caliper	Single 275mm disc	Drum	Drum, 136 mm	Drum	Single 245mm disc, 2-piston floating calliper with ABS as standard equipment	Single 235mm disc	Single Ø282 mm stainless steel fixed disc, Brembo floating caliper with 2 parallel pistons	Single Ø218 mm disc, 1 piston caliper
Front Tyre:	130/90-16	3.50 V19	3.00-18	2.50 - 17 CEAT	2.75-18-4PR	120/70 ZR 17 Pirelli Diablo Rosso II	3.00-18	130/90 R16	110/80 17
Rear Tyre:	150/80-16	4.50 V17	3.50-18	2.75 - 17 CEAT	3.25-18-4PR	180/60 ZR17 Pirelli Diablo Rosso II	3.50-18	180/65 R16	130/70 17
Fuel Capacity:	12 Litres / 3.2 US gal	19 Litres / 5.0 US gal / 4.2 Imp gal		16 L / 4.2 US gal / 3.5 Imp gal	11.5 Litres / 3.0 US gal	17.5 Litres / 4.6 US gal / 3.8 Imp gal	16 Litres / 4.2 US gal	20.5 Litres / 4.7 US gal	14.5 Liters / 3.8 gal