Likely to charge Garibrath fare @2 times sleeper
These coaches shall be air conditioned only, and the temperature shall be kept higher so that the smaller and cheaper acs with lower power consumption shall suffice.
Success depends on the fare structure. If fare is kept just 20% cheaper than ACIII means maintaining same profitability as ACIII not many SL class pax shall migrate to the new AC class. Fare has to be 35-40% lesser for 80 paxs per LHB coach (SL coach layout) & excluding bedding cost.