Aprilia SXV 550 (2010-11) vs Aprilia RXV 550i (2010-13) vs Aprilia RX 125 (2014-) vs Aprilia Scarabeo 200 (2008-12) vs Aprilia RX 125 (2010-13) vs Aprilia RX50 (2014-15)

Comparison technical specifications

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Make:	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia	Aprilia
Model:	SXV 550	RXV 550i	RX 125	Scarabeo 200	RX 125	RX50
Years:	2010-11	2010-13	2014-	2008-12	2010-13	2014-15
Engine:	Four stroke, 77° V-twin, SOHC	Four stroke, 77° V-twin cylinder	Single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.	Four stroke, single cylinder, DOHC, 4 valves per cylinder	Single cylinder two stroke. Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.	Single cylinder, two stroke
Capacity:	549 cc / 33.5 cu in	549 cc / 33.5 cu in	124.8 cc / 7.6 cu in	180.8 cc / 11.0 cu in	124.8 cc / 7.6 cu in	49.9 cc / 3.04 cu in
Bore x Stroke:	80 x 55mm	80 x 55 mm	54 x 54.5 mm	62 x 58.4 mm	54 x 54.5 mm	39.9 x 40 mm
Compression Ratio:	12.0:1	12.1:1	12.5:1	12:1	12.5:1	11.5:1
Cooling System:	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled	Liquid cooled
Induction:	Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø38 mm	Integrated engine management system controlling ignition and fuel injection. Throttle body: Ø40 mm	Dell’Orto VHST 28	Keihin, Ø25 mm	Dell’Orto VHST 28	Dell'Orto PVHA 17.5 carburetor
Ignition:	Electronic	Electronic	Electronic CDI	CDI electronic, with automatic advance and retard	Electronic CDI	Electronic CDI
Transmission:	5 Speed	5 Speed	6 Speed	Automatic with continuous variator	6 Speed	6 speed
Final Drive:	Chain	Chain	Chain	V-belt	Chain	Chain
Front Suspension:	Ø48 mm Upside down fork, double adjustment.	Ø45 mm Upside down fork, double adjustment	Upside down telescopic fork, Ø 40 mm.	Hydraulic fork, sleeve Ø35mm	Upside down telescopic fork, Ø 40 mm.	Hydraulic fork, Ø 40 mm
Rear Suspension:	Box section aluminium swingarm with cast body, hydraulic monoshock with compression and rebound adjustment	Box section aluminium swingarm with cast body, Hydraulic monoshock with compression and rebound adjustment	Steel swingarm. Hydraulic monoshock with piggy back cylinder.	Engine functions as swinging fork swingarm, linked to the frame by dual connecting rods and two radial silent blocks. Two double-action gas shock absorbers with preload adjustment.	Steel swingarm. Hydraulic monoshock with piggy back cylinder.	High strength steel swingarm, hydraulic monoshock
Front Brakes:	Single Ø320mm disc, 4 piston caliper	Single Ø270 mm disc, 4 piston caliper	Single Ø 260 mm disc. 2 piston caliper	Single Ø260 mm stainless steel disc, 3 piston floating caliper, integrated braking system	Single Ø 260 mm disc. 2 piston caliper	Single stainless steel disc, Ø 260 mm, floating caliper
Rear Brakes:	Single Ø240mm disc, 2 piston caliper	Single Ø240 mm disc, 2 piston caliper	Single Ø 220 mm disc, 1 piston caliper	Single Ø220 mm stainless steel disc, 2 piston caliper, integrated braking system	Single Ø 220 mm disc, 1 piston caliper	Single disc, Ø 180 mm, floating caliper
Front Tyre:	120/70 -17	90/90 -21	90/90-21	110/80-16	90/90-21	90/90-21
Rear Tyre:	180/55 -17	140/80 -18	120/90 18	120/80-16	120/90 18	110/80-18
Dimensions:	Length: 2220 mm / 87.4 in Width: 800 mm / 31.5 in	Length: 2222 mm / 87.5 in Width: 800 mm / 31.5 in	Length: 2165 mm / 85.2 in Width: 850 mm / 33.5 in	Length: 2040 mm / 80.3 in Width: 720 mm / 28.4 in	Length: 2165 mm / 85.2 in Width: 850 mm / 33.5 in	Length: 2100 mm / 82.7 in Width: 825 mm / 32.5 in
Wheelbase:	1495 mm / 58.9 in	1495 mm / 58.9 in	1480 mm / 58.3 in	1390 mm / 54.8 in	1480 mm / 58.3 in	1412 mm / 55.6 in
Seat Height:	915 mm / 36.0 in	918 mm / 36.1 in	830 mm / 32.7 in	810 mm / 31.9 in	830 mm / 32.7 in	880 mm / 34.6 in
Fuel Capacity:	7.8 Litres / 2.1 US gal	7.8 Litres / 2.1 US gal	10 liters / 2.6 US gal	8.1 L / 2.1 US gal	10 liters / 2.6 US gal	7 L / 1.85 US gal