Best overall
eufy FamiLock S3 Max Smart Lock
4.2 overall score
Highest ranked product in this category by consolidated review score.
Best eufy Smart Home
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eufy Smart Home Decision Dashboard
Safest pick
eufy FamiLock S3 Max Smart Lock
4.2 overall score
Balances a strong score with broader review coverage.
Best value
eufy Video Smart Lock E330
4.3 in Value and Price
Leads this category on a matching scored feature.
Best battery
eufy Video Smart Lock S330
4.4 in Battery
Leads this category on a matching scored feature.
Most praised feature
Lock/unlock speed
5.0 category average
The strongest recurring feature across products in this category.
Most common complaint
Door compatibility (deadbolt fit)
2.6 category average
The lowest recurring feature score with enough category coverage.
Choose the eufy FamiLock S3 Max if you want a premium all-in-one lock, doorbell, palm scanner, and indoor screen. Skip it if price, low-light video, Matter limits, or a screen/glass...
Pros: Lock/unlock speed, Locking reliability
Cons: Door compatibility (deadbolt fit), Hub requirement
Good if you want one polished lock, camera, and doorbell with excellent fingerprint access. Skip it if short battery life, screen/storm doors, or a narrow camera view would frustrate you.
Pros: Lock/unlock speed, Security features (encryption)
Cons: Door-sense, Keyway quality
Good if you want one wireless lock, camera, doorbell, and fingerprint system. Skip it if you need HomeKit/Matter, a subtle doorbell button, or tolerance for imperfect door alignment.
Pros: Lock/unlock speed, Wi-Fi
Cons: Jam detection, Door compatibility (deadbolt fit)