On the other hand, searches for 3G compliant devices dropped by 35 per cent in last year.
Telecom majors like Bharti Airtel, Vodafone and Idea either launched their 4G services in 2015 or announced plans to launch them, ahead of the expected launch of Reliance Jio's 4G service.
Handset majors like Micromax and Samsung have announced ending their 2G device ranges and moving to only 3G and 4G, the report by advertising and search giant Google noted.
The report said mobile devices including phones and tablets are increasingly becoming the platforms of choice for accessing Internet.
"From planning holidays to decorating homes to buying groceries, watching their favourite videos online, mobile Internet is beginning to influence, and in many cases define, a user's first experience online," Google India vice president and managing director Rajan Anandan said.
Terming mobile as the growth engine for the Internet industry, it said beyond shopping and travel, YouTube too has over 60 per cent of visits now coming from the mobile.
Online job listings also saw revival with over 41 per cent job-related searches coming from mobiles.
In 2015, 50 per cent of women who shop online purchased beauty products on the Internet, the report pointed out.
