Aqara Smart Lock U100 (US) vs August Wi-Fi Smart Lock Gen 4 (US)

Smart locks · For the US and Canada

Side by side

FactAqara Smart Lock U100 (US)August Wi-Fi Smart Lock Gen 4 (US)
MatterUnconfirmedUnconfirmed
Apple HomeYes[1],[3]Yes[1],[2]
Google HomeVia Aqara Zigbee 3.0 hub[3]Yes[1],[3]
Amazon AlexaVia Aqara Zigbee 3.0 hub[3]Yes[1],[3]
SmartThingsUnconfirmedUnconfirmed
Home AssistantUnconfirmedYes[5]
RadioBluetooth, Zigbee[2]Wi-Fi, Bluetooth[1],[2]
Hub requiredNo[1],[3]No[1],[2]
Local controlUnconfirmedUnconfirmed
FitReplaces deadbolt[1],[2]Retrofit (keeps keys)[1],[4]
KeypadYes[1]No[1]
Power4 × AA[1],[2]2 × CR123A[2]

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

Aqara Smart Lock U100 (US) or August Wi-Fi Smart Lock Gen 4 (US): which works with Apple Home?
Both work with Apple Home directly. More smart locks for Apple Home
Aqara Smart Lock U100 (US) or August Wi-Fi Smart Lock Gen 4 (US): which works with Google Home?
Both. The Aqara Smart Lock U100 (US) works through the Aqara Zigbee 3.0 hub; the August Wi-Fi Smart Lock Gen 4 (US) works directly. More smart locks for Google Home
Aqara Smart Lock U100 (US) or August Wi-Fi Smart Lock Gen 4 (US): which works with Amazon Alexa?
Both. The Aqara Smart Lock U100 (US) works through the Aqara Zigbee 3.0 hub; the August Wi-Fi Smart Lock Gen 4 (US) works directly. More smart locks for Amazon Alexa
Aqara Smart Lock U100 (US) or August Wi-Fi Smart Lock Gen 4 (US): which works with SmartThings?
Not confirmed for either: we couldn't find an official source either way.
Aqara Smart Lock U100 (US) or August Wi-Fi Smart Lock Gen 4 (US): which works with Home Assistant?
Confirmed only for the August Wi-Fi Smart Lock Gen 4 (US). The Aqara Smart Lock U100 (US) isn't confirmed either way; the August Wi-Fi Smart Lock Gen 4 (US) works directly. More smart locks for Home Assistant

Full details and sources: Aqara Smart Lock U100 (US) · August Wi-Fi Smart Lock Gen 4 (US)

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