Yamaha Byson FI vs Yamaha Nmax Comparison

Engine & Performance

Displacement	150 cc	155 cc
Maximum Power	12.82 hp	15 hp
Cooling System	Liquid Cooled	Liquid Cooled
Top Speed	120 kmph	--
No. Of Strokes	4-Stroke	4-Stroke
Injection Type	Direct Injection	Fuel Injection
Lubrication System	Wet Sump	Wet Sump
Bore X Stroke	57.3 mm x 57.9 mm	58 mm x 58.7 mm
Clutch Type	Wet,Multiplate, Manual	Single Dry Type
Maximum Torque	12.98 Nm	13.9 Nm
Valves Per Cylinder	2	--
Valve Configuration	SOHC	SOHC
Exhaust Pipes	Single Exhaust	Single Exhaust
Engine Type	4-Stroke, SOHC	Single Cylinder, 4-Stroke, Liquid Cooled SOHC VVA Engine
No. Of Cylinder	1	1
Drive Type	Chain Drive	Belt Drive
Compression Ratio	9.5:1	10.5:1
Fuel Tank Capacity	12.0 L	6.6 L
RPM at Maximum Power	8000 rpm	8000 rpm
RPM at Maximum Torque	6000 rpm	6000 rpm

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Dimension

Category	Street	Scooter
Oil Tank Capacity	1.25 L	0.9 L
Wheel Base	1340 mm	1350 mm
Width	780 mm	740 mm
Ground Clearance	170 mm	124 mm
Length	1990 mm	1955 mm
Seating Capacity	2 Seats	2 Seats
Height	1045 mm	1115 mm
Kerb Weight	133 kg	127 kg
Seat Height	790 mm	--

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Fuel & Ignition

Ignition System	TCI	TCI
Start Option	Kick & Electric	Electric
Fuel Type	Petrol	Petrol
Fuel Supply System	Fuel Injection	Fuel Injection

Gear & Transmission

Transmission Type	Manual	CVT
Gear Box	5-Speed	--

Electrical

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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Chassis & Suspension

Front Suspension	Telescopic Fork	Telescopic Fork
Rear Suspension	Swing Arm	Swing Arm

Wheels & Tyres

Front Tyre	100/80 R17	110/70 R13
Rear Tyre	130/70 R17	130/70 R13
Tyre Type	Tubeless	Radial, Tubeless
Rear Wheel Size	R17	R13
Front Wheel Size	R17	R13

Safety & Security

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

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Console

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

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Chassis & Suspension

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

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Brake

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

Electrical

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

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Differentiating Features

Height Adjustable Seats	No	No
Cruise Control	No	No