ecobee Smart Thermostat Premium vs Google Nest Learning Thermostat (4th gen)
3 questions both answer, side by side. Every answer is backed by the dated sources at the bottom.
Side by side
Can a smart thermostat balance temperature room by room?
ecobee's included SmartSensor detects which rooms are occupied and adjusts the temperature there, and cuts back when the home is empty.
Good to know: Maker's description.
The Nest Learning Thermostat (4th gen) comes with one Nest Temperature Sensor for room-by-room comfort; more cost $39.99 each.
Good to know: Maker's description; works with 85% of systems per Google.
Can a smart thermostat set its own schedule?
ecobee's eco+ adjusts using occupancy and your schedule, and Schedule Assistant recommends changes based on your routine.
Good to know: Suggests rather than rewrites the schedule. ecobee claims up to 26% energy savings.
The Nest Learning Thermostat automatically creates a schedule by learning your routine and preferences.
Good to know: Maker's description.
Can a smart thermostat work without a C-wire?
ecobee runs on a C wire, but includes a Power Extender Kit that lets it install in most homes without one.
Good to know: Maker's claim; check compatibility for your system first.
Google says the Nest Learning Thermostat (4th gen) works in most homes without a C wire, using Power Sharing.
Good to know: Heating-only, cooling-only, zoned and heat pump systems may need a Nest Power Connector or C wire.
How we know (2 sources)
Product page for the ecobee Smart Thermostat Premium, read Oct 23, 2026: $259.99; ecobee claims savings of up to 26% on energy bills. Includes a SmartSensor that detects which rooms are occupied and adjusts the temperature, and lowers heating or cooling when the home is empty. eco+ uses occupancy and schedules; Schedule Assistant recommends schedule changes based on your routine. Runs on a C wire, with an included Power Extender Kit for most homes without one. Works with Apple Home; Siri or Alexa built in. Works with over 95% of HVAC systems.
Read the sourceGoogle Store page for the Nest Learning Thermostat (4th gen), read Oct 23, 2026: $279.99, includes one Nest Temperature Sensor (2nd gen) for room-by-room comfort (extra sensors $39.99). Automatically creates a schedule by learning your routine and preferences. Designed to work in most homes without a C wire (Power Sharing); some systems, such as heating-only, cooling-only, zoned and heat pump systems, need a Nest Power Connector or C wire. Works with 85% of systems.
Read the source