BMW R NineT (2014) vs Yamaha YZF 1000R Thunder ace (2001) vs Harley-Davidson Harley Davidson FLSTN Softail Deluxe (2014) vs Yamaha TDM 900A (2006-07) vs Ducati Monster 821 (2017-18)

Comparison technical specifications

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Make:	BMW	Yamaha	Harley-Davidson	Yamaha	Ducati
Model:	R NineT	YZF 1000R Thunder ace	Harley Davidson FLSTN Softail Deluxe	TDM 900A	Monster 821
Years:	2014	2001	2014	2006-07	2017-18
Engine:	Four stroke, two cylinder horizontally opposed Boxer, two camshafts and four radially aligned valves per cylinder, central counterbalancer shaft.	Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder	Four stroke, V-Twin, Twin Cam 103™ Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters; two valves per cylinder, with Integrated Oil-Cooler	Four stroke, parallel twin cylinder, DOHC, 5 valves per cylinder	Four stroke, Testastretta 11° L-Twin, 4 Desmodromically actuated valves per cylinder
Capacity:	1170 cc / 71.4 cub in.	1002 cc / 61.1 cu-in	1690 cc / 103.1 cu-in	897 cc / 54.7 cu-in	821 cc / 50.1 cu-in
Bore x Stroke:	101 x 73 mm	75.5 x 56 mm	98.4 x 111.1 mm	92 x 67.5 mm	88 x 67.5 mm
Cooling System:	Air/Oil cooled	Liquid cooled	Air cooled	Liquid cooled	Liquid cooled
Compression Ratio:	12.0:1	11.5:1	9.6:1	10.4:1	12.8:1
Induction:	Electronic intake pipe injection	4x 38mm Mikuni BDSR38 with TPS carbs	Electronic Sequential Port Fuel Injection (ESPFI)	Electronic Fuel Injection	Electronic fuel injection system, 53mm throttle bodies with full Ride by Wire
Starting:	Electric	Electric	Electric	Electric	Electric
Max Torque:	119 Nm / 12.1 kgf-m / 88 lb-ft @ 6000 rpm	108.3Nm / 11kgf-m @ 8500 rpm	132 Nm / 98.8 ft. lbs @ 3250 rpm	88.8 Nm / 9.1 kgf-m @ 6000 rpm	86 Nm / 9.1 kgf-m / 63 lb-ft @ 7750 rpm
Clutch:	Single dry plate clutch, hydraulically operated	Multi-plate wet clutch	Multi-plate, wet	Wet, multiple-disc coil spring	Slipper and self-servo wet multiplate clutch with mechanical control
Final Drive:	Shaft	Chain	Belt	Chain	Chain, Front sprocket 15; Rear sprocket 46
Frame:	Four-section frame consisting of one front and three rear sections, load-bearing engine-gearbox unit, removable pillion frame for single ride use	Aluminium, twin spar	Mild steel, tubular frame; rectangular section backbone; stamped, cast and forged junctions, forged fender supports; MIG welded	Aluminium, diamond shaped	Tubular steel Trellis frame attached to the cylinders head
Front Suspension:	Upside-Down telescopic fork with 46 mm diameter	45mm forks, adjustable preload, bump and rebound.	41.3 mm telescopic, chrome dust covers	Telescopic fork	Kayaba 43mm upside-down fork
Rear Suspension:	Cast aluminium single-sided swing arm with BMW Motorrad Paralever; central spring strut, spring pre-load hydraulically adjustable (continuously variable) at handwheel, rebound damping adjustable	Mono shock adjustable preload, bump and rebound.	Hidden, horizontal-mounted, coil-over shock	Swingarm Link-type	Progressive linkage with adjustable monoshock. Aluminum double-sided swingarm
Front Brakes:	2 x ∅320mm floating brake discs, 4 piston radial calipers	2x 298mm discs 4 piston calipers	Single 292mm disc 4 piston caliper	2 x 298mm discs with ABS	2 x 320 mm semi-floating discs, radially mounted Monobloc Brembo M4-32 callipers, 4-pistons, axial pump with ABS as standard equipment
Rear Brakes:	Single ∅265mm disc, 2 piston floating caliper	Single 245mm disc 2 piston caliper	Single 292mm disc 2 piston caliper	Single 248mm disc with ABS	Single 245 mm disc, 2-piston floating calliper with ABS as standard equipment
Front Tyre:	120/70 - ZR17	120/70 ZR17	MT90-16 72H	120/70 ZR18	120/70 ZR 17 Pirelli Diablo Rosso III
Rear Tyre:	180/55 - ZR17	180/55 ZR17	MU85B16 77H	160/60 ZR17	180/55 ZR17 Pirelli Diablo Rosso III
Wheelbase:	1470 mm / 58.1 in	1433 mm / 56.4 in	1635 mm / 64.2 in	1485 mm / 58.5 in	1480 mm / 58.3 in
Seat Height:	784.8 mm / 30.9 in Standard	795 mm / 31.3 in	Laden 622 mm / 24.5 in Unladen 670 mm / 25.9 in	825 mm / 32.5 in	785 mm - 810 mm / 30.9 in - 31.9 in