
Aqara U100
Score: 88/100
eufy Smart Lock C33
Score: 78/100Rankings

The Aqara Smart Lock U100 is a biometric deadbolt featuring a high-accuracy fingerprint sensor, multiple unlock methods, and extensive smart-home integration via Bluetooth, Zigbee and Apple Home Key. It is housed in a durable zinc-alloy body with IP65-rated outer panel, though the inner panel lacks weatherproofing. Ideal for families or shared households needing up to 50 biometric users and smart-home enthusiasts with Apple Home setups.

The eufy Smart Lock C33 is a keyless deadbolt with integrated Wi-Fi and adaptive biometric fingerprint recognition, offering multiple unlock methods and easy installation. It provides good weather resistance and long battery life but lacks advanced smart home protocols like Matter. It is ideal for families and renters needing simple keyless entry without wiring or hubs.
| Attribute | ![]() | ![]() |
|---|---|---|
8 monthsbest | 8 monthsbest | |
— | 18 yearsbest | |
1.38 inchesbest | — | |
2.36 inchesbest | — | |
65.6 feetbest | — | |
-31 °Fbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Battery(1) | ||
Battery Life (months) | 8 months | 8-12 months |
Support & Warranty(1) | ||
Warranty Length (years) | years | 18 years |
Security & Access(4) | ||
Security Grade | BHMA Level 3 | Grade 3 |
Unlock Methods | Fingerprint, Keypad, NFC, Mechanical Key, Apple Home Key | Fingerprint, Keypad, App, Physical Key, NFC Card |
Keypad Type | Matte | Touchscreen |
Encryption Standard | AES 128 | Standard |
Installation & Compatibility(3) | ||
Door Thickness Compatibility (inches) | 1.38-2.17 inches | Standard inches |
Backset (inches) | 2.36-2.76 inches | Standard inches |
Installation Type | Standard | DIY |
Connectivity & Smart Features(3) | ||
Smart Home Integration | Apple Home, Google Home, Alexa, IFTTT | Alexa, Google Assistant |
Bluetooth Range (feet) | 65.6 feet | Standard feet |
Wi-Fi Standard | Wi-Fi | |
Build & Durability(4) | ||
Material | Zinc Alloy | Aluminum |
IP Rating | IP65 | IP53 |
Operating Temperature (°F) | -31 to 151 °F | Standard °F |
Finish | Gray | Black |


Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the U100 for its precise fingerprint sensor, Apple HomeKey compatibility, solid auto-lock functionality, and impressive eight-month battery life. They also note the lock's robust zinc construction, IP65-rated outer panel, and reliable Zigbee performance when used with an Aqara hub, while calling out the need for a hub for full feature access and the non-weather-proof inner panel.
Everyday users generally praise the lock's versatility, long battery life, and weather-resistant outer housing, especially valuing the multiple unlock options and local data security. Recurring complaints focus on the requirement of an extra hub for advanced smart-home features, the inner panel's lack of weatherproofing, and the relatively heavy weight during installation.

Professional reviewers praise the eufy Smart Lock C33 for its seamless fingerprint integration, hassle-free installation, and family-friendly biometrics, deeming it ideal for rentals and garages.
Everyday users appreciate the effortless family use, quick app setup, and reliable fingerprint performance for daily front door entry. The handle grip design and long battery life are frequently praised for reducing maintenance.
“HomeKit News praises the U100 for its fingerprint sensor, Apple HomeKey support, auto-locking, and 8-month battery life, noting solid Zigbee 3.0 performance with an optional Aqara hub and IP65 outer panel for weather resistance.”


