According to survey conducted, 75 percent people participated in this have voted for the love of compact phones because their small size and portability. They are easy to handle and can use with only one hand. They are strong and flexible to use but the main disadvantage of this and the reason for the brands for discounting this type of phones is the small size of the battery which lasts not longer than 5 hours. But with new Silicon – Carbon batteries the battery capacity has increased when compared with the general Lithium Ion batteries so that the battery size can be smaller and with the full capacity of the normal bigger lithium ion batteries. Recently one plus launched its compact latest smart phone into the market.