Smart TRV vs room thermostat: what actually saves money?
The article lane stays broad so comparisons, tables, and practical checks remain readable beside a compact navigation rail.
Choose smart TRVs when
You need room-by-room scheduling, radiator-level control, or better visibility in a multi-room home.
Choose a room thermostat when
You want simpler control, fewer batteries, and a central point for the whole heating system.