Aqara Smart Lock U100 vs Nuki Smart Lock Pro

Updated April 2026

Data from Amazon and official Aqara and Nuki sites.

2026 verdict

Across the full comparison in 2026, Aqara Smart Lock U100 earns the nod. Its clearest strengths are price, weather resistance, and battery life, and it still looks stronger on lock/unlock system and one-time password. Nuki Smart Lock Pro is still relevant if you care most about rating, warranty, and connectivity, but Aqara Smart Lock U100 is the stronger recommendation overall. For the average buyer, Aqara Smart Lock U100 is the safer choice.

Winner

Aqara

Aqara Smart Lock U100

26% OFF

$189.99

$139.99

BUY NOW

Nuki

Nuki Smart Lock Pro

€269.00

BUY NOW

Feature	Aqara Smart Lock U100	Nuki Smart Lock Pro	Winner
Price	$139.99	€269.00	Aqara Smart Lock U100
Rating	4.2	4.4	Nuki Smart Lock Pro
Warranty	1 year	2 years	Nuki Smart Lock Pro
Weather Resistance	IP65	NO	Aqara Smart Lock U100
Battery Life	8 months	6 months	Aqara Smart Lock U100
Connectivity	Bluetooth, Zigbee	2.4 GHz Wifi, Bluetooth, Thread Protocol	Nuki Smart Lock Pro
Lock/Unlock System	Remote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical Key	Remote, Bluetooth, Passcode, Fingerprint, Physical Key	Aqara Smart Lock U100
One-Time Password	YES	Keypad required	Aqara Smart Lock U100
Periodic Password	YES	Keypad required	Aqara Smart Lock U100
Anti-peep Password	YES	NO	Aqara Smart Lock U100
Integrations	Google Home, Alexa, Apple HomeKit, Home Assistant, IFTTT, Matter	Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter	Tie
Emergency Fingerprint	NO	NO	Tie

Winner

Aqara

Aqara Smart Lock U100

26% OFF

$189.99

$139.99

BUY NOW

+ Price: $139.99
+ Weather Resistance: IP65
+ Battery Life: 8 months
- Rating: 4.2 vs 4.4
- Warranty: 1 year vs 2 years

Nuki

Nuki Smart Lock Pro

€269.00

BUY NOW

+ Rating: 4.4
+ Warranty: 2 years
+ Connectivity: 2.4 GHz Wifi, Bluetooth, Thread Protocol
- Price: €269.00 vs $139.99
- Weather Resistance: NO vs IP65

Frequently Asked Questions (FAQ)

Which is better overall: Aqara Smart Lock U100 or Nuki Smart Lock Pro?: Aqara Smart Lock U100 has the stronger overall profile in this comparison, especially for price, weather resistance, and battery life.
What is the biggest difference between Aqara Smart Lock U100 and Nuki Smart Lock Pro?: Price is one of the clearest differences: Aqara Smart Lock U100 lists $139.99, while Nuki Smart Lock Pro lists €269.00.
Which one looks better on price?: Aqara Smart Lock U100 is listed at $139.99, while Nuki Smart Lock Pro is listed at €269.00. Aqara Smart Lock U100 (better spec).
Who should buy Aqara Smart Lock U100?: Choose Aqara Smart Lock U100 if your priority is price and weather resistance and that matters more than rating.
Who should buy Nuki Smart Lock Pro?: Choose Nuki Smart Lock Pro if your priority is rating and warranty and that matters more than price.

More Door Locks

Top Door Locks to compare next

Compare the best smart door locks by unlock methods, connectivity, battery life, integrations, security alerts, and more. Find the right lock for your home.

Compare Door Locks