Rest all parameters barring city pop(that too due to Bihar govt )bgp lags behind mgr in all respect be it city infrastructure,vibe,industries,road or rail network,historically.i think after opening ofmgr bridge approach road to North Bihar bgp will become less significant.most of the traffic's of vs setuwill be diverted via Munger as Munger area is much larger than bhagalpur area asit comprises ofsix districts of Bihar.