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Please note that the bikes appear in the order they were launched in India.

Specs\Bike Yamaha YBX Hero Honda CBZ Suzuki Fiero Kinetic GF125 Bajaj Pulsar150 Bajaj Pulsar180 Bike/Specs
Type 4-Stroke 4-Stroke 4-Stroke 4-Stroke 4-Stroke 4-Stroke Type
No of Cylinders 1 1 1 1 1 1 No of Cylinders
Displacement (in cc) 123.7 156.6 147.5 124 143.9 178.6 Displacement (in cc)
Bore (in mm) 54 63.5 57 57 57 63.5 Bore (in mm)
Stroke (in mm) 54 49.5 57.8 48.8 56.4 56.4 Stroke (in mm)
Max Power (in bhp) 10.9 12.62 12 11.66 11.82 14.47 Max Power (in bhp)
Max Power @ RPM 8500 8000 7500 9000 8500 8000 Max Power @ RPM
Max Torque (in kgm) 1.06 1.27 1.07 1.3 1.1 1.34 Max Torque (in kgm)
Max Torque @ RPM 6500 6500 6500 7500 7500 6500 Max Torque @ RPM
Compression Ratio 10:1 8.5:1 9.2:1 9.92:1 9.5:1 9.5:1 Compression Ratio
Kerb Weight (in kg) 100 130 115 115 132 137 Kerb Weight (in kg)
Power / Weight 0.1090 0.0971 0.1043 0.1014 0.0895 0.1076 Power / Weight
Power / Weight + 75kg rider 0.0623 0.0616 0.0632 0.0614 0.0571 0.0695 Power / Weight + 75kg rider
Torque / Weight 0.0106 0.0098 0.0093 0.0113 0.0083 0.0098 Torque / Weight
Torque / Weight + 75kg rider 0.0061 0.0062 0.0056 0.0068 0.0053 0.0063 Torque / Weight + 75kg rider
Front Tyres 2.75 X 18 2.75 X 18 2.75 X 18 2.75 X 18 2.75 X 18 2.75 X 18 Front Tyres
Rear Tyres 3.00 X 18 100/90 X 18 3.00 X 18 3.00 X 18 3.00 X 18 100/90 X 18 Rear Tyres
Front Brakes 130mm Drum 240mm Disc 130mm Drum 220mm Disc 240mm Disc 240mm Disc Front Brakes
Rear Brakes 130mm Drum 130mm Drum 130mm Drum 130mm Drum 130mm Drum 130mm Drum Rear Brakes

 

Comparative performance

0-60 run: Read as quickest to slowest (after eliminating the speedo error)

Pulsar180
Pulsar150, CBZ, Fiero (almost neck to neck)
YBX, GF125 (almost neck to neck)

0-100 run: Read as quickest to slowest (after eliminating the speedo error)

Pulsar180
Pulsar150, CBZ (almost neck to neck)
Fiero
YBX
GF125 (do not register a true 100km/hr)

Top Speed: Read as fastest to slowest (after eliminating the speedo error)

Pulsar180                         -> around 120km/hr
Pulsar150, CBZ (almost identical) -> around 108km/hr
Fiero around                      -> 106km/hr
YBX around                        -> 102km/hr
GF125                             -> around 98km/hr

Fuel efficiency: Best to worst

Fiero
Pulsar150
YBX, GF125 (almost identical)
CBZ
Pulsar180

 

Pictures   Added on 10th May 2002