Suzuki Boulevard C90T B.O.S.S (2015-16) vs Honda CM 125C (1983) vs Suzuki GR 650 Tempter (1983-89) vs KTM 350 EXC-F Enduro Six Days (2014-17) vs BMW K 1600 GTL (2014) vs BMW R NineT Pure (2017-18)

Comparison technical specifications

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Make:	Suzuki	Honda	Suzuki	KTM	BMW	BMW
Model:	Boulevard C90T B.O.S.S	CM 125C	GR 650 Tempter	350 EXC-F Enduro Six Days	K 1600 GTL	R NineT Pure
Years:	2015-16	1983	1983-89	2014-17	2014	2017-18
Engine:	Four stroke, 54° V-twin, SOHC, 3 valves per cylinder	Four stroke, parallel twin, OHC, 2 valve per cylinder	Four stroke, parallel twin cylinders	Four stroke, single cylinder, DOHC with finger followers, 4 valves per cylinde	Four stroke, transverse six cylinder, 4 valves per cylinder	Four stroke, two cylinder horizontally opposed Boxer, two camshafts and four radially aligned valves per cylinder, central counterbalancer shaft.
Capacity:	1462 cc / 89.2 cu-in	125	651 cc / 39.7 cu in	349.7 cc / 21.3 cu in	1649 cc / 100.6 cu in.	1170 cc / 71.4 cub in.
Bore x Stroke:	96 x 101 mm	44.0 x 41 mm	77 x 70 mm	88 x 57.5 mm	72 x 67.5 mm	101 x 73 mm
Cooling System:	Liquid cooled	Air cooled	Air cooled	Liquid cooled	Liquid cooled	Air/Oil cooled
Compression Ratio:	9.5:1	9.4;1	8.7:1	12.3:1	12.2:1	12.0:1
Induction:	Fuel injected		2 x Mikuni carburetors	Keihin EFI, flow restrictor 42 mm	∅52mm Throttle valve diameter, BMS-X	Electronic intake pipe injection / digital engine management with overrun cutoff, twin-spark ignition
Starting:	Electric		Electric	Kick- and (EXC-E electric starter)	Electric	Electric
Final Drive:	Shaft	Chain	Chain	Chain	Shaft	Shaft
Front Suspension:	Telescopic, coil springs, oil damped	Telescopic forks	35mm Air assisted forks	WP Suspension Up Side Down 4860 MXMA PA	Dual longitudinal control arm	Upside-down telescopic forks, 46 mm fixed-fork-tube diameter
Rear Suspension:	Link type, coil spring, oil damped	Dual shocks	Single shock adjustable spring preload	WP Suspension PDS 5018 DCC	Paralever (single-sided swing arm), central spring strut, rebound/continuously variable	Cast aluminium single swinging arm with BMW Motorrad Paralever; central spring strut,spring preload fully adjustable by hook wrench, adjustable rebound-stage damping
Front Brakes:	Dual 300 mm discs, 4 piston caliper	Drum	Single 260mm disc, 1 piston caliper	Single 260 mm disc, 2 piston caliper	2 x ∅320mm discs, 4 piston calipers	2 x 320 mm Foating brake discs, 4 piston radial calipers
Rear Brakes:	Single 180 mm disc, 2 piston caliper	Drum	Drum	Single 220 mm disc, 1 piston caliper	Single ∅320mm disc, 2 piston caliper	Single 265 mm disc, 2 piston floating caliper
Front Tyre:	130/80-17M/C 65H, tubeless	3.25-18	100/90-19	90/90 - 21 M/C 54M M+S TT	120/70 ZR17	120/70 - ZR17
Rear Tyre:	200/60-16M/C 79H, tubeless	110/90-16	130/90-16	140/80 - 18 M/C 70M M+S TT	190/55 ZR17	180/55 - ZR17
Fuel Capacity:	18 Litres / 4.8 US gal	13 Litres	12 Litres / 3.2 US gal / 2.6 Imp gal	9 Litres / 2.4 US gal / 2.0 Imp gal	26.5 Litres / 7.0 US gal	17 Litres / 4.5 US gal / 3.7 Imp gal