Load speed of (web moible && mobile client, like wechat and dingtalk) is much slower than web pc

[tom_Elon]

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.

[Jagster (Jakke Lehtonen)]

Those lab tests aren’t reliable in the real world, has never been.

I’m a bit wondering if those even see same what a human sees, becuse those tests are done for classic web-pages, what Discourse isn’t.