On the most recent Search Off The File Podcast, Martin Break up and Gary Illyes mentioned the rising web page weight subject and the way that impacts customers and Googlebot crawling. This follows Google updating its documentation to make clear file measurement limits for Googlebot (and numerous variations of Googlebot).
To refresh your reminiscence, file measurement limits for Googlebot may be by Googlebot sort and by file format. Google has defined that there is a 2MB file measurement restrict for Search and that may very well be as much as 65MB for pdfs. After which there’s the overall rule about 15MB file measurement for Googlebot. You may learn Barry’s earlier put up concerning the file measurement updates for extra particulars about that.
Essential: However earlier than you try this, perceive that the boundaries are per file and never for your entire web page mixed. For instance, most pages would by no means come near having 2MB in html uncooked bytes. That is an enormous quantity of html… Google has defined this many instances as effectively, however there’s nonetheless confusion concerning the file measurement limits. Some website homeowners mistakenly imagine 2MB or 15MB is for your entire web page, together with sources and media. It isn’t. Every file has its personal restrict, so it is not an issue for 99.9% of website homeowners (or pages inside their websites).
Internet Almanac and Growing Web page Weight Over Time
Within the podcast, Martin and Gary additionally focus on how Web page Weight has elevated over time. Primarily based on the Internet Almanac, in 2015, the typical cell homepage was 845KB in measurement, however that quantity has elevated considerably to 2.3MB in July of 2025. However once more, that’s whole web page weight together with the uncooked html, sources, and media like photographs and video.
Right here is the definition of Web page Weight:
And right here is Web page Weight trending over time for cell homepages:
Web page Weight – The True Impression To Customers
Gary and Martin each clarify that for customers, they do not know or care concerning the breakdown. They only care about efficiency whereas they’re shopping the online. I completely agree. So there is a distinction between search engine optimisation and usefulness right here in relation to the file measurement breakdown. Website homeowners ought to pay attention to how their pages carry out for actual customers… If you’re forcing them to obtain 30MB in whole file measurement, even when that is unfold throughout information, then ensure you know the influence based mostly on the area your customers are positioned in. You would possibly must trim a few of the file measurement throughout information… or it may be completely fantastic.
Right here is the section the place they focus on the rising Web page Weight measurement over time:
I like to recommend listening to your entire episode if you’re inquisitive about Googlebot file measurement limits, Web page Weight, usability, and many others.
GG
