Aprilia RS 250 (2002-03) vs Vespa 150 GS (1955-61) vs Harley-Davidson Harley Davidson XL 883L Sportster SuperLow (2015) vs BMW R 1200RT (2009) vs Ducati 350 Desmo (1970-72) vs BMW S 1000XR (2019)

Comparison technical specifications

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Make:	Aprilia	Vespa	Harley-Davidson	BMW	Ducati	BMW
Model:	RS 250	150 GS	Harley Davidson XL 883L Sportster SuperLow	R 1200RT	350 Desmo	S 1000XR
Years:	2002-03	1955-61	2015	2009	1970-72	2019
Engine:	Two stroke, 90° V twin-cylinder, with laminar suction and exhaust valve. Separate lubrication with variable automatic mixer	Two stroke, single cylinder	Four stroke, 45° V-Twin, OHV, 2 valves per cylinder.	Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder	Four stroke, single cylinder, SOHC	Four stroke, transverse four cylinder, DOHC, valve actuation via single rocker arms , 4 valves per cylinder, Intake/outlet mm 33.5/27.2
Capacity:	249 cc / 15.2 cu in	145.5 cc / 8.8 cub in	883 cc / 53.9 cub in.	1170 cc / 71.4 cu in	340.2 cc / 20.8 cu in	999 cc / 60.9 cu-in
Bore x Stroke:	56 x 50.6 mm	57 x 57 mm	76.2 x 96.8 mm	101 x 73 mm	76 x 75 mm	80 x 49.7 mm
Starting:	Kick	Kick start	Electric	Electric	Kick	Electric
Max Power:	52.9 kW / 72.5 hp @ 11900 rpm	6.0 kW / 8.2 hp @ 7500 rpm	50.2 kW / 68 hp @ 4400 rpm	81kW / 110 hp @ 7500 rpm	17.7 kW / 24 hp @ 8500 rpm	121 kW / 165 hp @ 11000 rpm
Transmission:	6 Speed, direct drive	4 Speed, grip-shift, constant mesh	5 Speed	6 Speed	5 Speed	Constant -mesh 6-speed gearbox, straight-toothed
Final Drive:	Chain, sealed, jointless, DID 520 V6	Direct drive	Belt	System Enclosed driveshaft with two universal joints	Chain	Chain
Front Suspension:	Ø40 mm Inverted fork with adjustable rebound and compression damping.	Stub axle with swining hub and variable rate coil spring and double action hydraulic damper	39 mm Telescopic forks	BMW Motorrad Telelever, stanchion diameter 35mm, central spring strut, rebound damping electronically adjustable with standard ESA	35 mm Marzpcchi hydraulic telescopic fork	Upside-down telescopic fork, stanchion diameter 46 mm, adjustable for bump and rebound optional: Dynamic ESA
Rear Suspension:	Magnesium alloy swingarm. Monoshock with resevoir, adjustable extension, compression and spring preloading.	Swinging bracket for engine and wheel, with variable rate coil spring and co-axial double action hydraulic damper	Coil-over, dual-adjustable preload	Die-cast aluminium single-sided swinging arm with BMW Motorrad EVO-Paralever, spring preload hydraulically adjustable to continuously variable levels by means of electronically adjustable ESA, rebound damping with standard ESA	Swingarm, Marzocchi dual shocks, 3-way adjustable	Aluminium double-strut swing arm with central spring strut, adjustable for rebound, optional: Dynamic ESA
Front Brakes:	2 x Ø298 mm discs, 4 piston calipers	Drum, expanding type with cooling ribs	Single 300 mm disc, 2 x 38mm piston calipers	2 x 320mm Discs, 4 piston callipers	180 mm Drum	2 x 320 mm Discs, 4 piston calipers, ABS Pro (dynamic brake light currently for EU markets only).
Rear Brakes:	Single Ø220 mm disc, 2 piston caliper	Drum, expanding type with cooling ribs	Single 260 mm disc, 2 x 38mm piston calipers	Single 265mm disc, 2 piston caliper	160 mm Drum	Single 220 mm disc, 1 piston caliper, ABS Pro (dynamic brake light currently for EU markets only).
Front Tyre:	120/60-17	3.5 x 10"	120/70 ZR-18 59W	120/70 ZR17	2.75-18	120/70 ZR17
Rear Tyre:	150/60-17	3.5 x 10"	150/60 ZR-17 66W	180/60 ZR17	3.25-18	190/55 ZR17
Dimensions:	Length: 1880 mm / 74.0 in Width: 690 mm / 27.2 in Height: 1080 mm / 42.5 in	Length: 1700 mm / 67 in Width: 700 mm / 27 in Height: 1050 mm / 41 in	Length 2225 mm / 87.6 in	Length 2230 mm / 79.9 in Width 905 mm / 35.6 in (incl. mirrors) Width 980 mm / 38.5 in (incl. panniers)	Length: 2000 mm / 78.7 in Width: 600 mm / 23.6 in Height: 940 mm / 37.0 in	Length 283 mm / 85.9 in Width 940 mm / 37.0 in Height 1408 mm / 45.4 in
Wheelbase:	1370 mm / 53.9 in	1180 mm / 46.4 in	1500 mm / 59.1 in	1485 mm / 58.4 in	1360 mm / 53.5 in	1548 mm / 60.9 in
Fuel Capacity:	16.5 Litres / 4.4 US gal	12 L / 3.17 US gal	17 Litres / 4.5 US gal	27 Liters / 7.1 US gal	13 L / 3.4 US gal / 2.9 Imp gal	20 Litres / 5.2 US gal