
Yale Assure Lock
Score: 85/100
Yale Assure SL Black Suede
Score: 78/100Rankings

The Yale Assure Lock 2 Black Suede is a feature-rich smart deadbolt with built-in Wi-Fi, fingerprint recognition, and Apple Home Key support. Its main limitation is the reliance on AA batteries and potential biometric performance issues in extreme temperatures. It is ideal for tech-savvy homeowners and Apple users seeking a comprehensive, hub-free smart lock solution.

The Yale Assure SL is a versatile smart deadbolt featuring built-in Wi-Fi and a touchscreen keypad, ideal for retrofitting standard doors. Its main drawback is the reliance on disposable AA batteries which require frequent replacement. It is best suited for homeowners who want immediate remote access without purchasing additional connectivity hubs.
| Attribute | ![]() | ![]() |
|---|---|---|
6 monthsbest | 6 monthsbest | |
35 mmbest | 35 mmbest | |
60 mmbest | 60 mmbest | |
| ↓ lower better | 1 secondsbest | — |
-25 °Cbest | -25 °Cbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity & Smart Home(2) | ||
Smart Home Compatibility | Apple Home, Alexa, Google Assistant, Siri | Alexa, Google, Siri, SmartThings, Hubitat |
Voice Assistant Support | Alexa, Google Assistant, Siri | Alexa, Google, Siri |
Access & Security(4) | ||
Encryption Standard | Secure Encryption | EN 61000.6.3 |
Unlock Methods | Fingerprint, PIN, App, Apple Home Key, Auto-Unlock, Physical Key | Keypad, App, Voice, Auto-unlock |
Fingerprint Recognition Speed (seconds) | 1.0 seconds | null seconds |
Alarms | false | true |
Durability & Environment(1) | ||
IP Rating | N/A | IP54 |
Power & Battery(1) | ||
Power Source | 4x AA Alkaline | 4 x AA Alkaline |
Physical & Installation(3) | ||
Door Thickness Compatibility (mm) | 35 to 57 mm | 35-57 mm |
Backset (mm) | 60 to 70 mm | 60-70 mm |
Installation Type | Standard Replacement | Retrofit |
Support & Service(1) | ||
Warranty | 1 | Lifetime Mechanical / 1 Year Electronics |

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

Professional reviewers highlight the Yale Assure Lock 2 for its seamless setup, reliable built-in Wi-Fi, and the convenience of biometric fingerprint access, noting strong compatibility with voice assistants.
Everyday users express positive sentiment regarding the ease of sharing codes for guests and the convenience of app-based remote control, with praise for the reliability of the auto-unlock feature.




Professional reviewers highlight the Yale Assure Lock SL as a popular and reliable deadbolt for home automation, noting its versatility across platforms like August, SmartThings, and Hubitat.
Everyday users generally praise the convenience of keyless entry, the ease of installation, and the reliability of the app and voice assistant integration.