dear i hv ravi piaggio, honda 125 delux and suzuki gs150, here is the comparison between them
pick
1- GS 150
2- Delux
3-Ravi piaggio
top speed
1-Ravi Piaggio (because of high compression ratio),
2-Gs 150
3-Delux
Comfortable
1-Ravi piaggio
2-Delux
3-Gs150
Smooth
1-Gs 150 (no vibration on full throttle and no noise in engine)
2-delux
3-Ravi piaggio (feel vibration and noise after 7000 rpm
Fuel Economy
1-Ravi Piaggio 55 to 65 km/l
2-Gs 150 45 to 50 km/l
3-Delux 40 to 45 km/l
Reliable
1- Ravi piaggion (my cousin hv piaggio too he has 60000km done not a single problem occured) in the cold morning bike start in one touch (self start)
2-Delux (50000km done with sealed engine)tappets need adjustment soon )
3-Gs150 (self start stop working after 20000km and cdi unit changed after 30000km, rings changed after 40000km, and little problems in wiring too.