BMW R 850R (1997-99) vs BMW F 850GS Adventure (2022) vs BMW R 1100GS (1997)

Comparison technical specifications

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Make:	BMW	BMW	BMW
Model:	R 850R	F 850GS Adventure	R 1100GS
Years:	1997-99	2022	1997
Engine:	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, 4 valves per cylinder
Capacity:	848 cc / 51.7 cu in.	853 cc / 52 cu-in	1084 cc / 66.1 cu in
Bore x Stroke:	87.5 x 70.5 mm	84 x 77mm	99 x 70.5 mm
Compression Ratio:	10.3:1	12.7:1	10.3:1
Lubrication:	Wet sump	Dry sump	Wet sump
Induction:	Electronic injection, Bosch Motronic	Electronic intake injection	Bosch Motronic 2.2 with fuel cutoff when coasting
Ignition:	Electronic Bosch Motronic MA 2.4	Knock control and oxygen sensors	Electronic MA 2.2 controlled by Bosch Motronic
Starting:	Electric	Electric	Electric
Max Power:	53.2 kW / 73 hp @ 6750 rpm	90 hp / 66 kW @ 8000 rpm	59 kW / 80 hp @ 6750 rpm
Max Torque:	77 Nm / 7.85 kgf-m / 56 ft/lb @ 5600 rpm	86 Nm / 63.4 lb-ft @ 6250 rpm	97Nm / 9.9 kgf-m / 71 lb-ft / @ 5250 rpm
Clutch:	Single disc dry clutch, hydraulically operated	Multiplate wet clutch (anti-hopping), mechanically controlled	∅180mm Dry single plate with diaphram spring
Transmission:	5 Speed	Constant mesh 6-speed gearbox integrated in crankcase	5 Speed
Final Drive:	Shaft	Endless O-ring chain with shock damping in rear wheel hub	Shaft
Frame:	Three section composite frame consisting of front & rear section, load bearing engine	Steel bridge frame in monocoque design, load-bearing engine	Three piece (front and rear sections with load-bearing engine)
Front Suspension:	Motorrad Telelever, stanchion ∅35 mm, central strut, rebound damping adjustable.	43 mm USD forks	BMW Telelever Single gas-filled shock absorber with progressive coil spring, Preload adjustment (five steps)
Rear Suspension:	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.	Cast aluminium dual swing arm, central WAD spring strut, spring pre-load hydraulically adjustable, rebound damping 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)
Rear Wheel Travel:	135 mm / 5.2 in	215 mm / 8.4 in - OE: suspension lowering kit 195 mm / 7.6 in	200 mm / 7.9 in
Front Brakes:	2 x ∅320mm discs, 4 piston calipers	2 x 305mm floating discs, 2 piston floating calipers	2 x ∅297mm Discs, 3 piston calipers
Rear Brakes:	Single ∅276mm disc, 2 piston caliper	Single 265mm disc,1 piston floating caliper	Single ∅250mm disc, 3 piston caliper
Front Wheel:	3.50 x 17	Cross-spoke 21 x 2.15 in	4 x 17 inch patented cross spoke
Front Tyre:	120/70 - ZR17	90/90 21	110/80 R19
Rear Tyre:	160/60 - ZR18	150/70 R17	150/70 R17
Dimensions:	Length 2170 mm / 85.4 in Width 940 mm / 37.0 in Height 1220 mm / 48.03 in	Length: 2300 mm / 90.5 in Width: 939 mm / 36.9 in (incl mirrors) Height: 1437 mm / 56.5 (excl mirrors)	Length 2189 mm / 85.4 in Width 920 mm / 35.9 in Height 1366 mm / 53.7 in
Wheelbase:	1487 mm / 58.54 in	1593 mm / 62.7 in	1509 mm / 59.4 in
Seat Height:	800 mm / 31.4 in. (low seat: 770 mm / 30.31 in)	875 mm / 34.4 in - OE suspension lowering kit: 815 mm / 32 in - OE low seat: 835 mm / 32.8 in - OE double seat: 860mm / 33.8 in - OA rallye seat: 890 mm / 35 in	840 mm / 33.0 in - 860 mm / 33.8 in
Wet Weight:	238 Kg / 524 lbS	244 kg / 537.9 lbs	240 kg / 549 lbs
Fuel Capacity:	20.5 Liters / 5.4 US gal	23 Litres / 6 US gal	24 Liters / US 6.3 gal