You can now compare your favorite stocks directly in Google’s web search interface. Just search for the stock symbol and then click on the new “compare” tab. It will bring up similar stocks and you can click the + sign to add them to the comparison chart.
Here are screen shots of the user interface:
(1) First search for the stock symbol and it will show you + signs next to the similar stocks you can compare:
(2) After you click the + sign, it will compare the two stocks for you:
This currently seems to be a mobile search only feature and is not available in desktop search on Google.
This came from @beussery who may have got the news out of the TC Summit at Google?
Forum discussion at Twitter.