Initially'bigger' is better!!More $ due gross weight/speed. Then with experience comes,working/living conditions.Personally ,I avoided the O'sea's flying for the last 17years with My CO'.ended
up as no1 on my particular equipement,choice of flying,days off.Vacation etc.I've also known pilots end their careers,commuting to distant bases.on 'reserve'to fly the'big'one.
definitely not the choicest way to finish