when my website is online, I test it in different platform, such google, edge and mobile browser and mobile client ,wechat and dingtalk,
among the tests above,the speed in ios is faster than andriod.
the page can’t be loaded in dingtalk in andriod. just shown the subtitle on the above of the page.
i also test the speed in a particular website :https://pagespeed.web.dev/, here is the result
thanks.