Nest Learning Thermostat 4th gen (US) vs Nest Thermostat 2020 (US)
Smart thermostats · For the US and Canada
- Both work with Apple Home, Google Home, Amazon Alexa and Home Assistant.
- Neither is confirmed to work with SmartThings.
- They also differ on: power.
Side by side
| Fact | Nest Learning Thermostat 4th gen (US) | Nest Thermostat 2020 (US) |
|---|---|---|
| Matter | Yes, over Wi-Fi[2],[3] | Yes, over Wi-Fi[2],[3],[6] |
| Apple Home | Via Matter[2],[3] | Via Matter[2],[3] |
| Google Home | Yes[1],[2] | Yes[1],[2] |
| Amazon Alexa | Yes[4],[7] | Yes[1],[4] |
| SmartThings | Unconfirmed | Unconfirmed |
| Home Assistant | Yes[5],[8] | Yes[5],[7] |
| Radio | Wi-Fi[6] | Wi-Fi[2] |
| Hub required | No[1],[2] | No[1],[2] |
| Local control | Unconfirmed | Unconfirmed |
| Type | Wall thermostat[1] | Wall thermostat[1] |
| Controls | Most 24 V systems, incl. heat pumps[6] | Most 24 V systems, incl. heat pumps[1] |
| Power | No C-wire needed in most homes[6] | HVAC wires, 2 × AAA backup[1],[8],[9] |
A bar on the left marks the rows where they differ. Numbers in brackets lead to the source on each device's own page, which also has the notes and what to check before you buy. Checked against official sources; the older of the two records was verified on . How we verify.
Quick answers
- Nest Learning Thermostat 4th gen (US) or Nest Thermostat 2020 (US): which works with Apple Home?
- Both work with Apple Home through Matter. More smart thermostats for Apple Home
- Nest Learning Thermostat 4th gen (US) or Nest Thermostat 2020 (US): which works with Google Home?
- Both work with Google Home directly. More smart thermostats for Google Home
- Nest Learning Thermostat 4th gen (US) or Nest Thermostat 2020 (US): which works with Amazon Alexa?
- Both work with Amazon Alexa directly. More smart thermostats for Amazon Alexa
- Nest Learning Thermostat 4th gen (US) or Nest Thermostat 2020 (US): which works with SmartThings?
- Not confirmed for either: we couldn't find an official source either way.
- Nest Learning Thermostat 4th gen (US) or Nest Thermostat 2020 (US): which works with Home Assistant?
- Both work with Home Assistant directly. More smart thermostats for Home Assistant
Full details and sources: Nest Learning Thermostat 4th gen (US) · Nest Thermostat 2020 (US)