
Lockly Secure Pro
Score: 92/100
eufy FamiLock S3 Max
Score: 92/100Rankings

The Lockly Secure Pro 2025 is a premium smart deadbolt with built-in Wi-Fi and industry-leading 0.2-second fingerprint speed. It offers robust security with an anti-pick cylinder and PIN Genie technology, though the bulkier design may not suit all door types. It is ideal for families and property managers needing high-speed, hub-free remote access.

The eufy FamiLock S3 Max is a high-security, 3-in-1 smart lock featuring palm vein recognition and a built-in 2K camera. Its primary strength lies in its age-independent biometric access and Grade 1 security certification. It is best suited for multi-generational households and security-conscious users seeking a hub-free, Matter-compatible solution.
| Attribute | ![]() | ![]() |
|---|---|---|
12 monthsbest | 9 months | |
5 yearsbest | — | |
1.575 inchesbest | — | |
2.36 inchesbest | — | |
— | -22 °Fbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Battery(2) | ||
Battery Life (months) | 12 months | 9 months |
Battery Type | AA | Rechargeable Lithium |
Support & Warranty(1) | ||
Warranty Length (years) | 5 years | years |
Security & Access(4) | ||
Security Grade | High | Grade 1 |
Unlock Methods | PIN, Biometric, Key, App, QR | Palm Vein, App, Voice, Password, Physical Keys |
Keypad Type | PIN Genie | Keypad |
Encryption Standard | WPA2/WPA3 | |
Installation & Compatibility(3) | ||
Door Thickness Compatibility (inches) | 1.575 inches | inches |
Backset (inches) | 2.36 inches | inches |
Installation Type | DIY | |
Connectivity & Smart Features(2) | ||
Smart Home Integration | Alexa, Google, Siri | Apple Home, Alexa, Google Assistant, SmartThings |
Wi-Fi Standard | N | Wi-Fi 6 |
Build & Durability(4) | ||
Material | Zinc Alloy | |
IP Rating | IP65 | |
Operating Temperature (°F) | °F | -22°F to 158°F °F |
Finish | Satin Nickel | Black |


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

Professional reviewers position the Lockly Secure Pro 2025 as a high-security, fingerprint-centric smart deadbolt ideal for users prioritizing physical security and convenience over minimalist aesthetics. Experts praise its best-in-class biometric speed, robust anti-pick cylinder, and the convenience of built-in Wi-Fi without a hub.
Everyday users highly praise the instant fingerprint responsiveness and the peace of mind provided by real-time notifications and physical key backups. The PIN Genie feature is frequently cited as a major security advantage.

Professional reviewers highlight the device's age-independence as its primary benefit, noting that palm vein scanning remains reliable for users with damaged or changing skin where fingerprint readers fail.
There is insufficient consumer feedback data available to determine common praise or recurring complaints. The available sources are primarily manufacturer descriptions and a single professional video review, lacking extensive user testimonials.
“It unlocks in about 0.2 seconds-feels like magic.”

“Real-time alerts when the door is unlocked-great for kids, cleaners, and Airbnb guests.”

“No one can guess my code; the numbers shuffle every time.”

