Of all webshops on the Salesforce e-commerce platform within my Proof of Concepts, Omoda already seems the fastest. Because of this, as well as their A/B testing, speed gains are around 45%;
Proof of Concepts
All Proof of Concepts are based on product detail pages, where I create a static before and after situation to get a fair comparison. Some of the Proof of Concepts are done as a (free) showcase or as part of a project or talk.
I drastically improved the perceived performance of this shop, by 57% on 4G to 91% on slow 3G, both on iPhone 7.
Tested on several devices from the USA, improvements varied from 38% to 63%.
From slow 3G to 4G, from mobile to desktop and from local to abroad environments, possible room for pagespeed (FMP) improvement is around 40%.
83% win in First Meaningful Paint metric on desktop with fast 3G internet. That should make a difference towards bounce-rate and conversion, on desktop and mobile.
Although not fixing layout shifts, the First Contentful Paint happens within 1.5 seconds instead of 7.0 seconds, tested on a mobile device, fast 3G internet from abroad (United States).
54% win in First Meaningful Paint on desktop 4G. Imagine the wins on mobile devices in combination with 3G internet!
Showing meaningful paint in 1.7 seconds instead of 6.4 seconds to increase user engagement and conversion, on mobile device and fast 3G internet from an abroad location.
I reduced Shopware 6 PDP's by 3.4 times on desktop with fast 3G internet connection, when visiting from London.
Factor 4 improvement of the First Meaningful Paint according to PageSpeed Insights.
Going from 5.7 seconds to 1.1 seconds, I achieved to load a product page more than 5 times faster on a mobile device and 3G connection.
A comparison resulted in mobile improvement of 0.7 seconds for product detail pages.
I achieved to load a NOS article page 4 times faster (-75%) on desktop with fast 3G internet (from Amsterdam).