TVS Rockz vs Yamaha Byson FI Comparison

Engine & Performance

Displacement	124.5 cc	150 cc
Maximum Power	9.8 hp	12.82 hp
No. Of Cylinder	1	1
Compression Ratio	9.3:1	9.5:1
Top Speed	130 kmph	120 kmph
Engine Type	4 Stroke, SOHC, Air Cooled	4-Stroke, SOHC
Valve Configuration	SOHC	SOHC
Valves Per Cylinder	2	2
No. Of Strokes	4-Stroke	4-Stroke
Bore X Stroke	57 mm x 48.8 mm	57.3 mm x 57.9 mm
Cooling System	Air Cooled	Liquid Cooled
Drive Type	Chain Drive	Chain Drive
Clutch Type	Wet, Double Clutch	Wet,Multiplate, Manual
Exhaust Pipes	Single Exhaust	Single Exhaust
Maximum Torque	9.8 Nm	12.98 Nm
Fuel Tank Capacity	4.0 L	12.0 L
RPM at Maximum Power	7500 rpm	8000 rpm
RPM at Maximum Torque	5500 rpm	6000 rpm
Injection Type	--	Direct Injection
Lubrication System	--	Wet Sump

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Dimension

Category	Scooter	Street
Seating Capacity	2 Seats	2 Seats
Wheel Base	1260 mm	1340 mm
Height	1078 mm	1045 mm
Width	665 mm	780 mm
Length	1940 mm	1990 mm
Kerb Weight	107 kg	133 kg
Ground Clearance	150 mm	170 mm
Oil Tank Capacity	--	1.25 L
Seat Height	--	790 mm

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Fuel & Ignition

Ignition System	Digital Ignition / CDI	TCI
Start Option	Kick & Electric	Kick & Electric
Fuel Supply System	Carburetor	Fuel Injection
Fuel Type	Petrol	Petrol

Gear & Transmission

Transmission Type	Manual	Manual
Gear Box	4-Speed	5-Speed

Chassis & Suspension

Front Suspension	Telescopic	Telescopic Fork
Rear Suspension	Inverted Gas Filled Monotube (MIG)	Swing Arm

Wheels & Tyres

Tyre Type	Radial	Tubeless
Rear Wheel Size	R17	R17
Front Wheel Size	R17	R17
Front Tyre	--	100/80 R17
Rear Tyre	--	130/70 R17

Electrical

Battery Capacity	4 Ah	--
Charger Type	--	No
Input	--	No
Motor Type	--	No
Range City	--	No
Pack Voltage	--	No
Pack Capacity	--	No
Pack Life	--	No
Power Pack	--	No
Range Highway	--	No
Battery Charge Time	--	No

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Safety & Security

ABS	No	No
Pass Switch	Yes	Yes
Shutter Lock	No	Yes
Leg Guards	No	No
Engine Immobilizer	No	--
Anti-Theft Alarm	No	--
Side Reflectors	No	Optional Optional
Launch Control	No	No
Traction Control	No	No
Stability Control	No	No
Wheel Lock Front/back	No	--
Back Rest	No	No
Riding Modes	Street Street	Sport,Road Sport,Road
Central Locking	No	Optional Optional

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Console

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

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Electrical

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

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Brake

Rear Brake	Drum Drum	Drum Drum
Front Brake	Disc Disc	Disc Disc

Chassis & Suspension

Body Frame Type	Underbone Underbone	Diamond Diamond
Seat Type	Dual-Straight Dual-Straight	Dual Stepped Dual Stepped
Chrome Garnish	No	Yes
Body Frame Material	Alloy Alloy	Steel Steel
Electronic Suspension Adjustment	No	No
Side Wings	No	Yes

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Differentiating Features

Height Adjustable Seats	No	No
Cruise Control	No	No