Kymco Downtown 250i vs Yamaha Aerox 155VVA Comparison

Engine & Performance

Displacement	246.3 cc	155.1 cc
Maximum Power	22.58 hp	14.75 hp
Drive Type	Belt Drive	Chain Drive
Maximum Torque	23.14 Nm	13.8 Nm
Valve Configuration	SOHC	SOHC
Bore X Stroke	66 mm x 72 mm	58 mm x 58.7 mm
Compression Ratio	10.8:1	10.5:1
Injection Type	Fuel Injection	Fuel Injection
No. Of Cylinder	1	1
Valves Per Cylinder	4	2
Exhaust Pipes	Single Exhuast	Single Exhaust
Engine Type	4 Stroke, 4 Valve, SOHC, FI	4-Stroke,SOHC
Cooling System	Liquid Cooled	Liquid Cooled
No. Of Strokes	4-Stroke	4-Stroke
RPM at Maximum Power	7750 rpm	8000 rpm
RPM at Maximum Torque	6000 rpm	6250 rpm
Fuel Tank Capacity	12.5 L	4.6 L
Top Speed	--	145 kmph
Lubrication System	--	Wet Sump
Clutch Type	--	Dry,Centrifugal Automatic

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Dimension

Category	Scooter	Scooter
Width	780 mm	700 mm
Seat Height	810 mm	790 mm
Oil Tank Capacity	1.5 L	1.0 L
Kerb Weight	178 kg	116 kg
Length	2250 mm	1990 mm
Seating Capacity	2 Seats	2 Seats
Wheel Base	1553 mm	1350 mm
Height	1310 mm	1125 mm
Ground Clearance	135 mm	142 mm

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Fuel & Ignition

Ignition System	ECU	TCI
Start Option	Electric	Electric
Fuel Supply System	Fuel Injection	Fuel Injection
Fuel Type	Petrol	Petrol

Gear & Transmission

Transmission Type	CVT	CVT
Gear Box	Variable Speed	Variable Speed

Wheels & Tyres

Front Wheel Size	R14	R14
Rear Wheel Size	R13	R14
Tyre Type	Radial, Tubeless	Radial, Tubeless
Rear Tyre	150/70 R13	140/70 R14
Front Tyre	120/80 R14	110/80 R14

Chassis & Suspension

Suspension Travel(Rear)	240 mm	--
Suspension Travel(Front)	260 mm	--
Front Suspension	Telescopic Fork	Telescopic Fork
Rear Suspension	Double Swing	Swing Arm

Electrical

Battery Capacity	10 Ah	--
Motor Type	--	No
Pack Voltage	--	No
Pack Capacity	--	No
Charger Type	--	No
Pack Life	--	No
Battery Charge Time	--	No
Range Highway	--	No
Range City	--	No
Input	--	No
Power Pack	--	No

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Safety & Security

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

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Console

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

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Electrical

Accessory Outlet	Yes	No
Head Lamp	LED LED	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

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Brake

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

Chassis & Suspension

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

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Differentiating Features

Height Adjustable Seats	No	No
Cruise Control	No	No