Real estate remained the most preferred asset class for investment among 59 per cent of Indians in the first half this year, as 57 per cent of investors said they are buying premium properties to earn rental income, driven by surging rental rates in cities, according to a report on Friday.

About 51 per cent of respondents prefer 3 BHK units, showing increased demand for larger home, as 67 per cent of buyers seek property for end use, while 33 per cent the investment purpose, said the report by FICCI and Anarock Property Consultants.