Smart Lock Security in 2026
Smart locks have evolved from novelty to necessity. Modern models offer fingerprint recognition, encrypted Bluetooth, and Matter protocol support. We tested seven popular models for security, battery life, and daily usability.
Top Picks
1. Schlage Encode Plus — Best Overall ($279)
ANSI Grade 1 certification with built-in Wi-Fi and Apple Home Key support. The fingerprint reader is fast and reliable. Battery life averages 6 months on 4 AA batteries.
2. Yale Assure Lock 2 — Best Design ($259)
Sleek touchscreen keypad with no physical keyway to pick. Works with all major platforms via swappable modules.
3. August Wi-Fi Smart Lock — Best Retrofit ($229)
Installs on your existing deadbolt without replacing it. DoorSense technology tells you if the door is actually closed. Auto-lock and auto-unlock based on phone proximity.
Security Considerations
- Encryption: All tested locks use AES 128-bit or higher
- Physical security: Look for ANSI Grade 1 or 2 certification
- Backup access: Every lock should have a physical key or code backup
