BMW R 18 B (2022) vs Moto Guzzi V 65TT (1984-) vs BMW HP2 Enduro (2008) vs BMW R 1200CL (2004) vs BMW R 1250RT (2022) vs Moto Guzzi V 35TT (1984) vs BMW R 18 (2022) vs BMW K100 RS (1983-85) vs Aprilia SX 50 (2010-12)

Comparison technical specifications

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Make:	BMW	Moto Guzzi	BMW	BMW	BMW	Moto Guzzi	BMW	BMW	Aprilia
Model:	R 18 B	V 65TT	HP2 Enduro	R 1200CL	R 1250RT	V 35TT	R 18	K100 RS	SX 50
Years:	2022	1984-	2008	2004	2022	1984	2022	1983-85	2010-12
Engine:	Four stroke, two cylinder horizontally opposed Boxer, Pushrod-actuated OHV with two camshafts, 4 valves per cylinder	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder.	Four stroke, two cylinder horizontally opposed Boxer air/oil-cooled, 4 Valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, 4 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 40mm, outlet 34 mm	Four stroke, 90° V twin, longitudinally mounted, OHV, 2 valve per cylinder	Four stroke, two cylinder horizontally opposed Boxer, Pushrod-actuated OHV w/ two camshafts, 4 valves per cylinder	Four stroke, horizontal in line four cylinder, DOHC, 2 valves per cylinder	Single cylinder, two stroke
Capacity:	1802 cc / 110 cu-in	643 cc / 39.2 cu-in	1170 cc / 71.5 cub. in.	1170 cc / 71.4 cu in.	1254 cc / 76.5 cu-in	346.2 cc / 21.1 cu-in	1802 cc / 110 cu-in	987 cc / 60.2 cub. in	49.9 cc / 3.04 cu in
Bore x Stroke:	107.1 X 100 mm	80 x 64 mm	101 x 73 mm	101 x 73mm	102.5 x 76 mm	66 x 50.6 mm	107.1 X 100 mm	67 x 70 mm	39.9 x 40 mm
Compression Ratio:	9.6:1	10.3:1	11.0:1	10.0:1	12.5:1	10.5:1	9.6:1	10.2:1	11.5:1
Cooling System:	Air/water cooled	Air cooled	Oil/air cooled	Air/Oil cooled	Liquid / Air cooled	Air cooled	Air/water cooled	Liquid cooled	Liquid cooled
Starting:	Electric, 1.5 kW	Electric	Electric	Electric	Electric	Electric	Electric, 1.5 kW	Electric	Kick
Clutch:	Hydraulically activated single-disc dry clutch	Dry single plate	Single plate dry clutch, 180 mm diameter	Dry, single plate, hydraulic operated	Wet clutch with anti-hopping function, hydraulically activated	Dry with single disc	Hydraulically activated single-disc dry clutch	Dry, single plate, cable operated	Wet, multi plate
Transmission:	6-speed shifting claw transmission in separate transmission housing	5 Speed	6 Speed	5 Speed	6-speed helical synchromesh gearbox	5 Speed	Constant-mesh 6-speed	5 Speed	6 speed
Final Drive:	Shaft	Shaft	Shaft	Shaft	Shaft	Shaft	Shaft, Final Drive 3.091	Shaft	Chain
Front Suspension:	49 mm Telescopic fork, Non-adjustable	Marzocchi telescopic forks	45mm UPSD Gabe	Motorrad Telelever, stanchion ∅35mm, central strut	BMW Motorrad 37mm Telelever, central spring strut	Telescopic fork	49 mm Telescopic fork, Non-adjustable	Telescopic fork with hydraulic shock absorber	Hydraulic fork, Ø 40 mm
Rear Suspension:	Steel double-sided swinging arm with central spring strut	Marzocchi shock 5-way preload	BMW Paralever	Die cast aluminium single sided swinging arm with BMW Motorrad Monolever, WAD strut (travel related damping), spring preload adjustable to continuously variable levels by means of hydraulic handwheel.	Cast aluminium single-sided swinging arm with BMW Motorrad Paralever, WAD spring strut, spring preload continuously and hydraulically adjustable via adjuster knob, adjustable rebound-stage damping via adjuster knob	Light alloy swinging arm with oil/air dampers	Cantilevered spring-preload adjustable shock	Monolever swinging arm	High strength steel swingarm, hydraulic monoshock
Front Brakes:	2x 300mm discs, 4-piston fixed caliper	Single disc	2 x ∅304mm discs, 4 piston caliper	2 x ∅305mm discs, 4 piston calipers	2x 320mm floating discs, 4-piston radial brake calipers	Single 260mm disc	2X 300mm discs	2 x ∅285 mm discs, 2 piston calipers	Single stainless steel disc, Ø 260 mm, floating caliper
Rear Brakes:	Single 300mm disc, 4-piston fixed caliper	Single disc	Single 265mm disc 2 piston caliper	Single ∅285mm disc, 2 piston caliper	Single 276mm disc, 2-piston floating caliper	180mm drum	Single 300mm disc	Single ∅285 mm disc, 1 piston caliper	Single disc, Ø 180 mm, floating caliper
Front Tyre:	120/70 R19	3.00- 21	90/90 R21S	100/90-18	120/70 ZR17	3.00 - 21	120/70 R 19 or B 19 (manufacturer-dependent)	100/90-V18	100/80 ZR17
Rear Tyre:	180/65 B16	4.00 --18	140/80 R17S	170/80-15	180/55 ZR17	4.00 - 18	180/65 B 16	130/90-V17	130/70 ZR17
Fuel Capacity:	24 Litres / 6.3 US gal	14 Litres / 3.7 US gal	13 Litres / 3.4 US gal	17.5 Litres / 4.5 gal	25 Litres / 6.6 US gal	16 Litres / 4.2 US gal	16 Litres / 4.2 US gal	22 Liters / 5.8 US gal	7 L / 1.85 US gal