You can test your website’s mobile-friendliness and page speed for desktop and mobile with google’s new mobile-friendliness and page speed test tool.
Test website mobile friendly and page speed
The main features of this tool is
1. Get Mobile-friendliness, Mobile speed and Desktop speed results in the same time and in the same page.
2. All results are now 0 out of a 100 score.
3. Get the complete results via email.
To test your site, simply visit Google test my site link and enter your website.