
eufy C210
Score: 82/100
Ultraloq Bolt
Score: 92/100Rankings

The ULTRALOQ Bolt Fingerprint WiFi Smart Deadbolt offers robust ANSI Grade 1 security with seamless native Apple Home integration. It features built-in WiFi and Thread support, eliminating the need for a separate hub for remote access. The main trade-off is the lack of a Micro-USB backup port and reliance on 2.4GHz WiFi.

The eufy Security Smart Lock C210 is a keyless entry deadbolt featuring built-in Wi-Fi and a touchscreen keypad, designed for easy retrofitting on standard US doors without requiring a separate hub. It offers five unlock methods and BHMA Grade 3 durability certification, making it a reliable option for budget-conscious homeowners. However, it lacks biometric scanning and door-open detection capabilities.
| Attribute | ![]() | ![]() |
|---|---|---|
6 months | 10 monthsbest | |
0 entries | 50 entriesbest | |
1.5 yearsbest | 1.5 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Access & Security(1) | ||
Unlock Methods | App, Keypad, Physical Key, Apple Watch, Voice | Fingerprint, Keypad, App, Voice, Mechanical |
Connectivity & Smart Features(1) | ||
Bluetooth Version | Yes | BLE |
Durability & Environment(3) | ||
IP Rating | IPX3 | IP65 |
Body Material | Unknown | Zinc Alloy |
Operating Temperature (°F) | -22 to 158 °F | -4-149 °F |
Access & Biometrics(1) | ||
Fingerprint Capacity (entries) | 0 entries | 50 entries |
Installation & Fitment(3) | ||
Door Thickness Compatibility (inches) | 1.38-2.13 inches | 1.375-1.75 inches |
Backset (inches) | 2.36-2.76 inches | 2.375-2.75 inches |
Installation Type | Retrofit | DIY |
Security & Compliance(2) | ||
Security Grade | Grade 3 | ANSI/BHMA Grade 1 |
Encryption Support | Bank-grade | 128-bit AES |
Power & Battery(2) | ||
Battery Life (months) | 6 months | 10 months |
Battery Type | 4 AA | 8x AA Alkaline |


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

Professional reviewers praise the C210 for its compact design, capable Wi-Fi performance without a hub, and easy setup process. Experts highlight the robust BHMA testing for long-term reliability and the versatility of its five unlock methods. However, they criticize the absence of biometrics, door sense, and a premium build quality when compared to more expensive competitors.
Everyday users love the sleek look, quick installation, and reliable app remote control that works without range limits. Many appreciate the five unlock options and family-friendly features like temporary codes. Recurring complaints include the app's inability to track individual users, faster-than-expected battery drain, lightweight build quality, and the lack of door-open detection.

Professional reviewers praise the ULTRALOQ Bolt for its robust Matter and Thread support, which facilitates seamless cross-platform compatibility with major smart home ecosystems like Apple Home, Google, and Alexa.
Users commonly praise the ease of DIY installation and the reliability of the lock for daily use, with positive feedback on built-in WiFi and app-based remote control.
“compact & capable”

“Built-in WiFi, app remote control, and door alerts.”


