KTM 640 Duke II (2003-04) vs Suzuki Boulevard S40 (2013-14) vs BMW K 1300 R Dynamic Special Edition (2011) vs Ducati Scrambler Full Throttle Special (2018) vs SYM Joyride/RV 125 evo (2014)

Comparison technical specifications

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Make:	KTM	Suzuki	BMW	Ducati	SYM
Model:	640 Duke II	Boulevard S40	K 1300 R Dynamic Special Edition	Scrambler Full Throttle Special	Joyride/RV 125 evo
Years:	2003-04	2013-14	2011	2018	2014
Engine:	Four stroke, single Cylinder. SOHC, 4 valves, engine balancer	Four stroke, single cylinder, SOHC	Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder	Four stroke, 90° “L” twin cylinder, SOHC, desmodromic 2 valve per cylinder	Single cylinder, 4-stroke, 4V, SOHC
Capacity:	624.6 cc / 38.1 cu in	652 cc / 39.8 cu-in	1298 cc / 79.2 cu in.	803 cc / 49.0 cub in	124.5 cc / 7.6 cub in.
Compression Ratio:	11.5:1	8.5:1	13.0:1	11.0:1	10:5:1
Cooling System:	Liquid cooled	Air cooled	Liquid cooled	Air cooled	Air cooled, forced air
Induction:	Mikuni BST 40 carburetor	Mikuni BS40	Electronic fuel injection, Digital Motor Electronics with integrated knock control (BMS-K)	Electronic fuel injection, 50 mm throttle bodies	Electronic
Starting:	Electric & kick	Electric	Electric	Electric	Electric and kick
Clutch:	Multi-disc in oil bath	Wet, multiple discs, cable operated	Multiple-plate clutch in oil bath, hydraulically operated	APTC wet multiplate with mechanical control	Centrifugal
Transmission:	5 Speed	5 Speed	6 Speed	6 Speed	CVT
Final Drive:	Chain, O-ring 5/8 x 1/4"	Belt	Shaft	Chain, front spocket 15, rear sprocket 46	Belt
Front Suspension:	WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable	Telescopic 38 mm stanchions, coil spring, oil damped	BMW Motorrad Duolever; central spring strut, Paralever; central spring strut with lever system	Upside down Kayaba 41 mm fork	Telescopic fork
Rear Suspension:	Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing	Twin shock, 5-way adjustable spring preload	Cast aluminium single swing arm with BMW Motorrad, spring pre-tension with infinite hydraulic adjustment	Kayaba rear shock, pre-load adjustable	Twin sided swing arm, adjustable dampers
Front Brakes:	Single 320 mm disc, 4 piston caliper	265 mm Single disc	2 x ∅320mm discs, 4 piston calipers	Single 330 mm disc, 4-piston caliper with ABS as standard equipment	Single hydraulic disc, 273 mm
Rear Brakes:	Single 220 mm disc, 1 piston caliper	Drum, rod operated	Single ∅265mm disc, 2 piston caliper	Single 245 mm disc, 1-piston caliper with ABS as standard equipment	Single disc, 200 mm
Front Tyre:	120/70 - ZR17 58H	100/90-19 57H, tube type	120/70 ZR17	110/80 R18 Pirelli MT 60 RS	100/90-12 56P
Rear Tyre:	160/60 - ZR17 69H	140/80-15 67H, tube type	180/55 ZR17	180/55 R17 Pirelli MT 60 RS	130/70-12 64L
Wheelbase:	1460 mm / 57.5 in	1480 mm / 58.3 in	1585 mm / 62.4"	1455 mm / 57.3 in	1440 mm / 56.7 in.
Seat Height:	860 mm / 33.9 in	700 mm / 27.6 in	820 mm/ 32.3 in. (low seat 790 mm / 31.1 in)	790 mm / 31.1 in. low seat 770 mm / 30.3 in. available as accessory	760 mm / 29.9 in.
Fuel Capacity:	11.3 Litres / 3.0 US gal / 2.4 Imp gal	10.5 Litres / 2.6 US gal	19 L / 5.0 US gal	13.5 Litres / 3.57 US gal / 3.0 Imp gal	7.6 L / 2.0 US gal