Harley-Davidson Harley Davidson Sportster S (2025) vs Ducati Monster S2R 800 (2007) vs BMW R 1300RT (2025) vs Harley-Davidson Harley Davidson Softail Street Bob 117 (2025) vs Suzuki GSX-8TT (2026)

Comparison technical specifications

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Make:	Harley-Davidson	Ducati	BMW	Harley-Davidson	Suzuki
Model:	Harley Davidson Sportster S	Monster S2R 800	R 1300RT	Harley Davidson Softail Street Bob 117	GSX-8TT
Years:	2025	2007	2025	2025	2026
Engine:	Four stroke, 60? V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder	Four stroke, 90° “L”t win cylinder, SOHC, desmodromic 2 valves per cylinder.	Four stroke, two cylinder horizontally opposed Boxer, with two overhead spur gear driven camshafts, a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, intake 44mm, outlet 35.6 mm	Four stroke, V-Twin, 2 Milwaukee-Eight 117 custom, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder
Capacity:	1252 cc / 76.4 cu-in	803 cc / 49.0 cu in	1300 cc / 79 cu-in	1923 cc / 117 cu in	776 cc / 47.3 cu-in
Bore x Stroke:	105 x 72.3 mm	88 x 66 mm	106.5 x 73 mm	103.5 x 114.3 in	84 x 70 mm
Compression Ratio:	12.0:1	10.5:1	13.3:1	10.3:1	12.8:1
Cooling System:	Liquid cooled	Air cooled	Liquid / Air cooled	Air cooled	Liquid/oil cooled
Induction:	Electronic Sequential Port Fuel Injection (ESPFI)	Fuel injection, 45 mm throttle body	Electronic intake pipe injection, 52mm ? throttle valve	Electronic Sequential Port Fuel Injection (ESPFI)	EFI with two 42mm throttle bodies
Starting:	Electric	Electric	Electric	1.6 kW electric with solenoid shift starter motor engagement	Electric
Max Power:	121 hp / 90 kW @ 7500 rpm	56.7 kW / 77 hp @ 8250 rpm	107kW / 145hp @ 7750 rpm	73 kW / 98 Hp @ 4600 rpm	61 kW / 82.99 hp @ 8500 rpm
Max Torque:	126 Nm / 93 lb-ft @ 6000 rpm	73 Nm / 7.4 kgf-m / 54 ft-lbs @ 6500 rpm	149 Nm / 110 lb-ft @ 6500 rpm	163 Nm / 120 lb-ft @ 2500 rpm	78 Nm / 57.5 lb-ft @ 6800 rpm
Clutch:	Mechanical, 8 plate wet, assist & slip, 1090N	APTC wet multiplate with hydraulic control	Wet clutch with anti-hopping function, hydraulically activated	Mechanical, 10 plate wet, assist & conventional	Wet multiplate with assist and slipper functions
Transmission:	6 Speed	6 Speed	Claw-shift 6-speed gearbox	6 Speed Cruise Drive	6-speed with quickshifter
Final Drive:	Belt, 34/80 ratio	Chain; Front sprocket 15; Rear sprocket 42	Shaft	Belt, 32/66 ratio	D.I.D O-ring chain
Frame:	Stressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure	Tubular steel trellis	Steel, two-section with bolt on rear frame, load bearing engine	Mild steel, tubular frame; rectangular section backbone; stamped, cast, and forged junctions; MIG welded; aluminum forged fender supports	Steel
Front Suspension:	43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clamps	43 mm Upside-down non adjustable forks	BMW Motorrad EVO Telelever	Dual-bending valve 49 mm telescopic with aluminum fork triple clamps; dual rate spring; gaiter covers	41mm Showa inverted fork, fully adjustable
Front Wheel Travel:	92 mm / 3.6 in	130 mm / 5.1 in	149 mm / 5.9 in	130 mm / 5.1 in	130 mm / 5.1 in
Rear Suspension:	Linkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability	Progressive linkage with fully adjustable Sachs monoshock with piggy back aluminum swing arm	Cast aluminium single-sided swing arm with BMW Motorrad EVO Paralever; WAD strut (travel-related damping), spring	Hidden, free piston, coil-over monoshock; 43mm stroke; cam-style preload adjustment	Showa shock, Linkage-assisted, spring-preload adjustable
Rear Wheel Travel:	82 mm / 3.2 in	148 mm / 5.8 in	158 mm / 6.2 in	86 mm / 3.4 in	130mm / 5.1 in
Front Brakes:	Single 320mm rotor, radially mounted, monoblock, 4-piston caliper	2 x 300 mm Discs, 4 piston calipers	2 x 310mm floating discs, 4-piston radial brake calipers	Single 300mm disc, 4 piston caliper, fixed	2 x 310mm floating discs with 4-piston Nissan calipers
Rear Brakes:	Single 260mm solid uniform expansion rotor, floating single piston caliper	Single 245 mm disc, 2 piston caliper	Single 285mm disc, 2-piston floating caliper	Single 292mm disc, 2 piston floating caliper, Solid, uniform expansion rotors	Single 240mm disc with single-piston Nissin caliper
Front Tyre:	160/70TR17 73V Dunlop? Harley-Davidson Series, radial, GT503	120/70 - ZR17	120/70 ZR17	100/90B19,57H,BW	120/70 x ZR17M/C 58W
Rear Tyre:	180/70R16 77V Dunlop? Harley-Davidson Series, radial, GT503	180/55 - ZR17	190/55 ZR17	150/80B16,77H,BW	180/55 x ZR17 M/C 73 W
Wheelbase:	1520 mm / 59.8 in	1440 mm / 56.7 in	1500 mm / 55.1 in	1630 mm / 64.2 in	1465 mm / 57.7 in
Fuel Capacity:	11.7 Litres / 3.1 US gal	14 Litres / 3.6 US gal	24 Litres / 6.3 US gal	13.2 Litres / 3.5 US gal	16.5 Litres / 4.47 US gal