Bajaj Chetak vs Yamaha Aerox 155

Autocar India

Engine & Transmission

Fuel Type/ Propulsion

Electric
Petrol

Motor Type

BLDC Motor
–

Lithium-ion battery

–

Max Motor Power

3.1 kW
–

Max Motor Torque

20 Nm
–

Reverse gear

–

Transmission Type

Automatic
Automatic

Engine Displacement

–
155 cc

Valvetrain

–
4 Valves/Cyl

Cooling

–
Liquid Cooled

Engine Type

–
1 cylinder

Max Engine Power

–
14.75 bhp @ 8000 rpm

Max Engine Torque

–
13.9 Nm @ 6500 rpm

Bore

–
58 mm

Stroke

–
58.7 mm

Spark Plugs

–
1 Per Cylinder

Fuel & Performance

User Reported Mileage

100 km
39.97 kmpl

EV Battery Capacity

3.5 kWh
–

Claimed battery range

153 km
–

Claimed Charging Time

0-100% in 3 hrs
–

Top Speed

73 kph
115 kph

Fuel Tank Size

–
5.5 L

Official Fuel Economy

–
40 kmpl

City Fuel Economy as Tested

–
50.3 kmpl

Highway Fuel Economy as Tested

–
57.2 kmpl

Reserve Fuel Capacity

–
1.3 L

Auto Start/Stop

–

0-60kph

–
5.28 sec

0-100kph

–
18.6 sec

60-0kph

–
20.75 m

0-80kph

–
9.77 sec

0-40kph

–
2.71 sec

Chassis & Suspension

Chassis name

Underbone
Underbone

Chassis type

Underbone
Underbone

Front Suspension Type

Single Sided Leading Link
Telescopic fork

Rear Suspension Type

Monoshock
Unit swing

Rear Suspension Adjustability

–

Front Brakes

Disc
Disc

Rear Brakes

Drum
Drum

Wheel Type

Alloy
Alloy

Wheel Construction

Alloy
Alloy

Tyre type

Tubeless
Tubeless

Front Tyre Size

90/90 - 12
110/80 - 14

Rear Tyre Size

90/90 - 12
140/70 - 14

Calliper Type

Front - 1 Piston, Rear - Piston
Front - 1 Piston, Rear - Piston

Front Wheel Size

12 inch
14 inch

Rear Wheel Size

12 inch
14 inch

Front Brake Type

Disc
Disc

Rear Brake Type

Drum
Drum

Front Brake Size

–
230 mm

Rear Brake Size

–
130 mm

Dimensions

Length

1914 mm
1980 mm

Width

725 mm
700 mm

Height

1142 mm
1150 mm

Wheelbase

1355 mm
1350 mm

Ground Clearance

168 mm
145 mm

Seat height

–
790 mm

Kerb Weight

–
126 kg

Safety

Hazard lights

Combined Braking System

–

Traction control

–

Side-stand engine cut-off

–

Anti-Lock Brakes (ABS)

–
Single Channel

Features

No. of Tripmeters

2

USB Charging Port

–

Underseat storage light

Turn Signal

Tripmeters Type

Digital
Digital

Tripmeter

Start Type

Electric Start
Electric Start

Stand Alarm

Riding Modes

–

Pillion Seat

Pillion Grabrail

Pillion Footrest

Pillion Backrest

Pass-light switch

Odometer

Electric Start

Bluetooth Connectivity

Brake/Tail Light

LED
LED

Clock

Cruise Control

Daytime Running Lights

Low Battery Indicator

Engine-kill switch

Headlamp Type

LED
LED

Headlight Bulb Type

LED
LED

Hill-hold Assist

–

Keyless Lock

Low Oil Indicator

–

Navigation

–

Stepped Seat

–

Digital Fuel Guage

–

Battery

–
12V,6.0 Ah

Antilock Braking System

–
Single Channel ABS

Instrumentation

Touchscreen

Trip Meter

Instrument console

Digital
Digital

Average Speed

Low Fuel Level Warning

–

Tachometer Type

–
Digital

Tachometer

–

Service due indicator

–