Jawa 42 vs Yamaha Aerox 155

Autocar India

Jawa 42

Standard

1.85 lakh

Yamaha Aerox 155

Standard

1.45 lakh

Engine & Transmission

Fuel Type/ Propulsion

Petrol
Petrol

Engine Displacement

294.72 cc
155 cc

Valvetrain

4 Valves/Cyl
4 Valves/Cyl

Fueling

Fuel-Injected
–

Cooling

Liquid Cooled
Liquid Cooled

Engine Type

1 cylinder
1 cylinder

Aspiration

Naturally Aspirated
–

Max Engine Power

27.3 hp
14.75 bhp @ 8000 rpm

Max Engine Torque

26.84 Nm
13.9 Nm @ 6500 rpm

Bore

76 mm
58 mm

Stroke

65 mm
58.7 mm

Spark Plugs

1 Per Cylinder
1 Per Cylinder

Number of Gears

6
–

Slipper clutch

–

Reverse gear

–

Transmission Type

Manual
Automatic

Gearbox Type

Manual
–

Clutch

Assist And Slipper Clutch
–

Fuel & Performance

Fuel Tank Size

13.2 L
5.5 L

Official Fuel Economy

None kmpl
40 kmpl

Reserve Fuel Capacity

2.8 L
1.3 L

Auto Start/Stop

User Reported Mileage

31.76 kmpl
39.97 kmpl

City Fuel Economy as Tested

–
50.3 kmpl

Highway Fuel Economy as Tested

–
57.2 kmpl

Top Speed

–
115 kph

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

Double Cradle
Underbone

Chassis type

Double Cradle
Underbone

Front Suspension Type

Telescopic Fork
Telescopic fork

Rear Suspension Type

Twin Shock Absorber
Unit swing

Rear Suspension Adjustability

–

Front Brakes

Disc
Disc

Rear Brakes

Disc
Drum

Wheel Type

Alloy
Alloy

Wheel Construction

Alloy
Alloy

Tyre type

Tubed
Tubeless

Front Tyre Size

90/90 - 18
110/80 - 14

Rear Tyre Size

120/80 - 17
140/70 - 14

Radial tyres

N/A
–

Front Disc/Drum Size

280 mm
–

Rear Disc/Drum Size

240 mm
–

Calliper Type

Front - 2 Piston, Rear - 1 Piston
Front - 1 Piston, Rear - Piston

Wheel Size

Front - 18 inch, Rear - 17 inch
–

Brake type

Front - Disc, Rear - Disc
–

Front Wheel Size

18 inch
14 inch

Rear Wheel Size

17 inch
14 inch

Front Brake Type

Disc
Disc

Front Brake Size

280 mm
230 mm

Rear Brake Type

Disc
Drum

Rear Brake Size

240 mm
130 mm

Dimensions

Length

2071 mm
1980 mm

Width

833 mm
700 mm

Height

1065 mm
1150 mm

Wheelbase

1369 mm
1350 mm

Seat height

788 mm
790 mm

Ground Clearance

165 mm
145 mm

Kerb Weight

184 kg
126 kg

Safety

Combined Braking System

–

Anti-Lock Brakes (ABS)

Dual channel
Single Channel

Tyre-Pressure Monitoring System

–

Cornering ABS

–

Hazard lights

Side-stand indicator

–

Side-stand engine cut-off

Traction control

Wheelie control

–

Engine brake control

–

Slide-control

–

Inertial Measurement Unit (IMU)

–

Adaptive Cruise Control

–

Cornering Headlamps

–

Blind Spot Monitor

–

Lane keep assist

–

Features

Pass-light switch

Low Battery Indicator

Start Type

Electric Start
Electric Start

Shift Light

–

Headlamp Type

Halogen Bulb
LED

Headlight Bulb Type

Halogen Bulb
LED

Headlight Type

Reflective Headlamp
–

Heated Grips

–

Heated Seat

–

Riding Modes

–

Keyless Lock

Quickshifter

–

Stand Alarm

Pillion Seat

Low Oil Indicator

Luggage Panniers

–

No. of Tripmeters

2

Odometer

Pillion Backrest

Pillion Footrest

Pillion Grabrail

Stepped Seat

Adjustable Windscreen

–

Antilock Braking System

Dual Channel ABS
Single Channel ABS

Electric Start

Turn Signal

Digital Fuel Guage

Daytime Running Lights

Battery

MF Battery
12V,6.0 Ah

Tripmeters Type

Digital
Digital

Brake/Tail Light

Halogen Bulb
LED

Clock

Tripmeter

Underseat storage light

Engine-kill switch

Audio System

–

USB Charging Port

–

Navigation

Cruise Control

Bluetooth Connectivity

–

Instrumentation

TFT colour Instrument cluster

–

Touchscreen

Shift Indicator

–

Tachometer Type

Digital

Tachometer

Speedometer

Digital
–

Low Fuel Level Warning

Instrument console

Digital
Digital

Engine/Motor temperature gauge

–

Gear Indicator

–

Trip Meter

Average Speed

Fuel gauge

–

Distance to Empty Range

–

Service due indicator

Ambient temperature gauge

–