there is a good talk on a real world react->htmx port here:

https://htmx.org/essays/a-real-world-react-to-htmx-port/

in which improved performance features as a big part of the realized benefit of the conversion

of course, not every application is going to be amenable to a hypermedia-style approach, so your mileage may vary:

https://htmx.org/essays/when-to-use-hypermedia