By Billy G. · Founder & Lead EditorVerified May 21 by Billy G.
August Smart Lock
August Smart LockvsYale Assure Lock 2
Worth-It Score: 73/100WAIT — WAIT under $95Yale Assure Lock 2 scores well, but current pricing sits above our fair-price band. Wait for it to drop closer to $112.
✓VerifiedConfidence: 85%
Verdict: Yale Assure Lock 2 leads with superior battery life up to 12 months and stronger ecosystem ties per RTINGS and CNET comparisons. August Smart Lock excels in compact retrofit ease and HomeKit compatibility but needs an extra bridge for full remote features. Yale wins overall for most users seeking a durable standalone solution.
How we scored itSpec verificationOwner sentimentLive pricing (4h refresh)Editorial reviewOur methodology →
Winner: Yale Assure Lock 2
August Smart Lock: 7.5/10
Yale Assure Lock 2: 8/10
Spec-by-spec comparison
August Smart Lock
Yale Assure Lock 2
Connectivity
Bluetooth + Wi-Fi bridge
Bluetooth + optional Wi-Fi module
Battery Life
Up to 6 months
Up to 12 months
Lock Type
Deadbolt retrofit
Full deadbolt replacement
Auto Unlock
Yes, via phone proximity
Yes, via phone proximity
August Smart Lock
What works
Seamless integration with Apple HomeKit and Alexa
Compact design fits most existing deadbolts
Reliable auto-unlock feature based on location
What doesn't
Requires separate Wi-Fi bridge for remote access
Limited native Yale ecosystem support
Yale Assure Lock 2
What works
Longer battery life and built-in keypad option
Strong integration with Yale and Nest ecosystems
More robust physical build quality
What doesn't
Larger footprint may not fit all door styles
Higher upfront cost for full replacement
Bottom line
Our pick: Yale Assure Lock 2. It edges out the alternative on longer battery life and built-in keypad option. That said, August Smart Lock still wins on seamless integration with apple homekit and alexa — consider it if that single trade matters most for your use.