SONOFF S31 (US) vs Kasa KP115 (US)
Smart plugs · For the US and Canada
- Both work with Google Home, Amazon Alexa, SmartThings and Home Assistant.
- Neither is confirmed to work with Apple Home.
- They also differ on: local control.
Side by side
| Fact | SONOFF S31 (US) | Kasa KP115 (US) |
|---|---|---|
| Matter | Unconfirmed[6] | Unconfirmed |
| Apple Home | Unconfirmed | Unconfirmed[2] |
| Google Home | Yes[1],[2] | Yes[1],[2] |
| Amazon Alexa | Yes[1],[2] | Yes[1],[2] |
| SmartThings | Yes[3],[4],[5] | Yes[1],[2] |
| Home Assistant | Yes[7],[8],[9] | Yes[4] |
| Radio | Wi-Fi[1],[3] | Wi-Fi[1],[3] |
| Hub required | No[1] | No[2],[3] |
| Local control | Unconfirmed | Yes[4] |
| Energy monitoring | Yes[1],[2] | Yes[1],[3] |
| Max load | 1,800 W[1],[3] | 1,800 W[2],[3] |
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
- SONOFF S31 (US) or Kasa KP115 (US): which works with Apple Home?
- Not confirmed for either: we couldn't find an official source either way.
- SONOFF S31 (US) or Kasa KP115 (US): which works with Google Home?
- Both work with Google Home directly. More smart plugs for Google Home
- SONOFF S31 (US) or Kasa KP115 (US): which works with Amazon Alexa?
- Both work with Amazon Alexa directly. More smart plugs for Amazon Alexa
- SONOFF S31 (US) or Kasa KP115 (US): which works with SmartThings?
- Both work with SmartThings directly. More smart plugs for SmartThings
- SONOFF S31 (US) or Kasa KP115 (US): which works with Home Assistant?
- Both work with Home Assistant directly. More smart plugs for Home Assistant
Full details and sources: SONOFF S31 (US) · Kasa KP115 (US)