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Door Locks · Head to head

Aqara Smart Lock U100 vs Eufy Smart Lock E30

Full Smart Door Locks comparison in 2026

Updated September 2026
Data from Amazon and official Aqara and Eufy sites.
2026 verdict
Across the 2026 comparison, Eufy Smart Lock E30 earns the nod over Aqara Smart Lock U100 on the strength of price, rating, and warranty.
Eufy Smart Lock E30
Winner
Eufy Smart Lock E30
$119.99
Buy on Amazon USACheck price
It has the clearer edge on price, rating, and warranty, and it stays ahead on its broader overall balance. There is still a case for Aqara Smart Lock U100, but mainly if connectivity and Lock/Unlock system are what you value most. As a general recommendation, Eufy Smart Lock E30 comes out on top.
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FeatureAqara Smart Lock U100Eufy Smart Lock E30Winner
Price$139.99$119.99Eufy Smart Lock E30
Rating4.14.2Eufy Smart Lock E30
Warranty1 year1.5 yearsEufy Smart Lock E30
ConnectivityBluetooth, Zigbee2.4 GHz WiFiAqara Smart Lock U100
Lock/Unlock SystemRemote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical KeyRemote, Passcode, Fingerprint, Physical KeyAqara Smart Lock U100
Battery Life8 months8 monthsTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
DoorbellNONOTie
Winner
Eufy

Eufy Smart Lock E30

$119.99
Buy on Amazon USACheck price
  • + Price: $119.99
  • + Rating: 4.2
  • + Warranty: 1.5 years
  • - Connectivity: 2.4 GHz WiFi vs Bluetooth, Zigbee
  • - Lock/Unlock System: Remote, Passcode, Fingerprint, Physical Key vs Remote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical Key

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Aqara Smart Lock U100
  • Eufy Smart Lock E30

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Frequently Asked Questions

Which is better overall: Aqara Smart Lock U100 or Eufy Smart Lock E30?

Eufy Smart Lock E30 has the stronger overall profile in this comparison, especially for price, rating, and warranty.

What is the biggest difference between Aqara Smart Lock U100 and Eufy Smart Lock E30?

Price is one of the clearest differences: Aqara Smart Lock U100 lists $139.99, while Eufy Smart Lock E30 lists $119.99.

Which one looks better on price?

Aqara Smart Lock U100 is listed at $139.99, while Eufy Smart Lock E30 is listed at $119.99. Eufy Smart Lock E30 (better spec).

Who should buy Aqara Smart Lock U100?

Choose Aqara Smart Lock U100 if your priority is connectivity and Lock/Unlock system and that matters more than price.

Who should buy Eufy Smart Lock E30?

Choose Eufy Smart Lock E30 if your priority is price and rating and that matters more than connectivity.

Full comparison table

Compare all 44 Door Locks side by side

You are looking at two of them. The full table lines up all Door Locks in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 44 Door Locks
  • 55 specs compared
  • 51 filters
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