RailCal app | site support |
What is the difference between AC economy and AC 3-tier in terms of facility/service? 3 Answers What is the difference between AC economy and AC 3-tier in terms of facility/service? in ac economy there is 9 seat with sm in ac 3 tier there is 8 seat there is no sm Sorry, but what is SM? And also please tell if they provide bed linen i.e. blanket & sheets in Economy? Are they clean enough? Thanks! SM is Side Middle Berth. They do provide linen/bedding in 3A Econ class. Recently they have started removing the Side Middle Berth in Duronto as per recent reports. |