With the introduction Mobile Friendly Testing Tool by Bing it is clear that search engines insists web pages to be mobile friendly. Search Engines like Bing and Google analyze web pages through their algorithm to find whether the web page is mobile friendly in many ways. The following things are checked in the Mobile Friendliness Tool introduced by Search Engine Bing.
Mobile Friendly Tag
Those who have visited the search results on Google and Bing through speedy connection might have noticed web pages being labelled as mobile friendly along with the search results. This is an indicator for the visitor to decide which results to click in the Search Engine Results Page. It has been found through various statistics that visitors prefer to go to the mobile friendly web pages on search results on both Bing and Google.
Search Engines display the most relevant web pages in search results page and along with relevancy mobile friendliness is also taken as a ranking factor. Currently Search engines like Bing and Google display the most relevant web pages and there might be some of the results not being mobile friendly. If the web pages are showing relevant information with respect to a query having quality content then search engines might not penalise them due to mobile friendly ranking factor.
There are a number of factors that determine the mobile friendliness of a web page. The following are some of the parameters that determine it.
Bing Mobile Friendly Testing Tool
Google Mobile Friendliness Testing Tool