Suzuki Boulevard / Intruder M109R B.O.S.S. (2016-17) vs BMW R 1100GS 75th Anniversary (1998) vs BMW K 1200RS (1999-00) vs BMW R 57 (1928-30) vs Harley-Davidson Harley Davidson XG 750 Street Rod (2019-20) vs BMW R 850R (1994-96) vs Triumph Thruxton Special Edition (2010) vs BMW R 62 (1928-29)

Comparison technical specifications

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Make:	Suzuki	BMW	BMW	BMW	Harley-Davidson	BMW	Triumph	BMW
Model:	Boulevard / Intruder M109R B.O.S.S.	R 1100GS 75th Anniversary	K 1200RS	R 57	Harley Davidson XG 750 Street Rod	R 850R	Thruxton Special Edition	R 62
Years:	2016-17	1998	1999-00	1928-30	2019-20	1994-96	2010	1928-29
Engine:	Four stroke, 54° V-Twin	Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder	Four stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.	Four stroke, Revolution X™ 60° V-Twin, SOHC, 4 valves per cylinder.	Four stroke, two-cylinder, horizontally-opposed Boxer engine, 4 valves per cylinder	Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder.
Capacity:	1786 cc / 109 cu. in	1084 cc / 66.1 cu in	1171 cc / 71.4 cu in	494 cc / 30.1 cu in.	749 cc / 46 cub in	848 cc / 51.7 cu in.	865 cc / 57.8 cu in	745 cc / 45.5 cu in.
Bore x Stroke:	112 x 90.5 mm	99 x 70.5 mm	70.5 x 75 mm	68 x 68 mm	85 x 66 mm	87.5 x 70.5 mm	88.9 x 68.6 mm	78 x 78 mm
Compression Ratio:	10.5:1	10.3:1	11.5:1	5.8:1	12.0:1	10.3:1	9.9:1	5.5:1
Induction:	EFI, 2 x 56mm throttle bodies	Bosch Motronic 2.2 with fuel cutoff when coasting	Electronic intake pipe injection	1 x Spezial two valve ∅24 mm carburetor	Mikuni Twin Port Fuel Injection, 42 mm bore	Electronic injection, Bosch Motronic	Twin carburetors, with throttle position sensor and electric carburettor heaters	1 x Spezial 2 valve ∅24 mm carburetor
Starting:	Electric	Electric	Electric	Kick	Electric	Electric	Electric	Kick
Front Suspension:	Inverted, 46mm stanchions	BMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps)	Telelever, stanchion diameter ∅35 mm, central strut	Plate spring, 6 laminae	43mm upside down forks	Motorrad Telelever, stanchion ∅35 mm, central strut, rebound damping adjustable.	41 mm Forks with adjustable preload	Plate spring, 6 laminae
Rear Suspension:	Single damper, preload adjustable	BMW Paralever (single-sided swinging arm) Single gas-filled shock absorber with coil spring, Preload adjustment (continuously adjustable by handwheel), Rebound damping (continuously adjustable by screw)	Die cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload and rebound damping adjustable	Rigid	Dual shock absorbers with external reservoirs	Die-cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload adjustable to continuously variable levels by means of a hydraulic handwheel, rebound adjustable damping.	Chromed spring twin shocks with adjustable preload	Rigid, spring loaded saddle
Front Brakes:	2 x 310mm discs, 2 piston calipers	2 x ∅297mm Discs, 3 piston calipers	2 x ∅320mm discs, 4 piston calipers	∅200mm Drum	2X 300mm floated discs 2 piston	2 x ∅320mm discs, 4 piston calipers	Single 320mm floating disc, 2 piston caliper	∅200mm Drum
Rear Brakes:	Single 274mm disc, 2 piston caliper	Single ∅250mm disc, 3 piston caliper	Single ∅285mm disc, 2 piston caliper	Block brake	Singe floated disc 2 piston	Single ∅276mm disc, 2 piston caliper	Single 255mm disc, 2 piston caliper	External shoe brake at the gearing on Cardan shaft
Front Tyre:	130/70 R18	110/80 R19	120/70 ZR17	26 x 3.5" low pressure or 26 x 3.5" high pressure	120/70 R17 V	120/70 - ZR17	100/90 R18	26 x 3.5" or 19 x 3.0" or 27 x 2.75" or 21 x 2.5"
Rear Tyre:	240/40 R18	150/70 R17	170/60 ZR18	26 x 3.5" low pressure or 26 x 3.5" high pressure	160/60 R17 V	160/60 - ZR18	130/80 R17	26 x 3.5" or 19 x 3.0" or 27 x 2.75" or 21 x 2.5"
Fuel Capacity:	19 Litres / 4.3 US gal	24 Liters / US 6.3 gal	22 L / 5.8 US gal	12.5 liters / 3.3 US gal	13.1 Litres / 3.5 US gal	20.5 Liters / 5.4 US gal	16 Litres / 4.2 US gal / 3.5 Imp gal	12.5 liters / 3.3 US gal