Aprilia RS 660 vs Harley Davidson Street Bob Comparison

Engine & Performance

Displacement	659 cc	1745 cc
Maximum Power	100 hp	--
No. Of Cylinder	2	2
Engine Type	Parallel-Twin Cylinder, 4 Valves, 4-Stroke, Liquid-Cooled, DOHC Engine	4-Stroke, DOHC
Bore X Stroke	81 mm x 63.9 mm	100 mm x 111.1 mm
Emission Control	Euro 5	--
Maximum Torque	67 Nm	145 Nm
Exhaust Pipes	2 in 1 Exhaust	2 in 2 Exhuast
Injection Type	Fuel Injection	--
No. Of Strokes	4-Stroke	4-Stroke
Cooling System	Liquid Cooled	Air Cooled
Valve Configuration	DOHC	DOHC
Valves Per Cylinder	4	4
Drive Type	Chain Drive	Chain Drive
Fuel Consumption	20-25 kmpl	--
RPM at Maximum Power	10500 rpm	--
RPM at Maximum Torque	8500 rpm	3000 rpm
Fuel Tank Capacity	15 L	13.2 L
Compression Ratio	--	10.0:1
Top Speed	--	157 kmph

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Dimension

Category	Sport	Cruiser
Height	805 mm	--
Kerb Weight	183 kg	297 kg
Seat Height	820 mm	680 mm
Seating Capacity	2 Seats	1 Seats
Oil Tank Capacity	--	4.7 L
Wheel Base	--	1630 mm
Length	--	2320 mm
Ground Clearance	--	125 mm

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Fuel & Ignition

Start Option	Electric	Electric
Fuel Type	Petrol	Petrol
Fuel Reserve	1 L	--
Fuel Supply System	--	Electronic Sequential Portable Fuel Injection (ESPFI)

Gear & Transmission

Transmission Type	Manual	Manual
Gear Box	6-Speed	6-Speed

Chassis & Suspension

Rear Suspension	Single shock	--
Suspension Travel(Rear)	130 mm	--
Front Suspension	USD Fork	--
Suspension Travel(Front)	120 mm	--

Wheels & Tyres

Front Wheel Size	ZR17	R19
Rear Wheel Size	ZR17	R16
Rear Tyre	180/55 ZR17	150/80 R16
Front Tyre	120/70 ZR17	100/90 R19
Tyre Type	Runflat, Tubeless	Radial

Safety & Security

ABS	Yes	Optional Optional
Pass Switch	Yes	--
Shutter Lock	No	No
Back Rest	No	No
Traction Control	Yes	--
Side Reflectors	Yes	--
Anti-Theft Alarm	No	--
Engine Check Warning	Yes	Yes
Stability Control	No	--
Riding Modes	Road, Race Road, Race	Cruise Cruise
Leg Guards	No	No
Launch Control	No	No
Wheel Lock Front/back	--	No

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Console

Odometer	Digital Digital	Digital Digital
Fuel Gauge	Digital Digital	Analog Analog
Speedometer	Digital Digital	Analog Analog
Oil Change Indicator	Yes	--
Display Screen	Yes	Yes
Tripmeter	Yes	Yes
Tachometer	Yes	Analog Analog
Navigator	No	No

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Electrical

Indicator Light	No	Yes
Battery Voltage	12 V 12 V	12 V 12 V
Adjustable Headlights	Yes	Yes
Tail Lamp	LED LED	LED LED
Head Lamp	LED LED	Bulb Bulb

Brake

Front Brake	Dual Disc Dual Disc	Disc Disc
Rear Brake	Disc Disc	Disc Disc

Chassis & Suspension

Seat Type	Dual Stepped Dual Stepped	Single Seat Single Seat
Chrome Garnish	No	--
Body Frame Material	Alloy Alloy	--
Side Wings	Yes	No
Body Frame Type	Seat Supporting Sub Frame Seat Supporting Sub Frame	--
Electronic Suspension Adjustment	No	--

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Differentiating Features

Height Adjustable Seats	No	No
Cruise Control	No	--