You wouldn’t because they don’t exist outside of switch in place of top outlet you could wire to control one outlet.
But honestly the US already has switches on many outlets, because GFCI is required near water and some bedrooms, so the GFCI outlet can act like a switch with the test button
Don’t overestimate the cost
https://www.screwfix.com/p/lap-13a-2-gang-dp-switched-plug-socket-white-5-pack/49620
That’s the retail price for 5, including tax.
Trade will be 20% cheaper if not more for buying in bulk.
If I moved to the states, my home would get switches on outlets.
You wouldn’t because they don’t exist outside of switch in place of top outlet you could wire to control one outlet.
But honestly the US already has switches on many outlets, because GFCI is required near water and some bedrooms, so the GFCI outlet can act like a switch with the test button