Nuki Smart Lock Ultra NordicsCompact interior retrofit motor for Scandinavian deadbolt cylindersAppealing when a good Scandinavian cylinder should stay and you want a small motor with remote access.ThreadSEK 3,499Needs a Thread border router
Level Lock ProHidden-motor replacement deadbolt with NFC and door sensingAn appealing premium lock when you want Apple home key and door sensing without a large electronic panel on the door.ThreadFrom $349Needs a Thread border router
Nuki Smart Lock (Deadbolt)Compact interior retrofit motor for compatible US single-cylinder deadboltsA good candidate when the existing US deadbolt and keys should stay, but the interior hardware could be smaller and smarter.ThreadFrom $199Needs a Thread border router
Yale Smart Lock with MatterPhysical-button keypad deadbolt with a backup keyA good-value replacement deadbolt for a Google Home household that wants physical buttons, scheduled guest codes and a conventional backup key.Thread$189.99Needs a Thread border router
Nuki Smart Lock GoEuropean retrofit lock with replaceable AA batteriesA good low-cost way to automate a sound existing lock if you are happy with its bulky body and replaceable batteries.Thread€149Needs a Thread border router
Nuki Smart Lock Pro (5th Gen)Compact European retrofit lock with a built-in rechargeable batteryThe most convincing Nuki upgrade when a smaller interior lock and a choice of motor speeds matter, but your existing cylinder is worth keeping.Thread€269Needs a Thread border router
SwitchBot Lock Pro Matter EnabledRetrofit cylinder motor with Wi-Fi and rechargeable batteriesA useful retrofit for an EU or UK home that wants remote access while keeping its existing lock and keys, helped by two swappable rechargeable batteries and a direct Wi-Fi connection.Wi-FiFrom €149.99No brand hub or Thread router required
Nuki Smart Lock Ultra (Euro profile)Compact smart lock with a replacement Euro-profile cylinderWorth considering when you want a compact Nuki and already need a new Euro-profile cylinder.Thread€349Needs a Thread border router
Kwikset Halo SelectRekeyable touchscreen deadbolt with a separate door sensorMost convincing as a Wi-Fi keypad lock for a household that values scheduled guest codes, open-door alerts and keeping a compatible existing key.ThreadFrom $223.80Needs a Thread border router
ULTRALOQ Bolt Fingerprint MatterFingerprint deadbolt with a keypad and door sensorA sensible fingerprint lock for a household that prefers buttons and a backup key to phone-wallet entry.ThreadFrom $176Needs a Thread border router
Aqara Smart Lock U300Fingerprint lever lock for compatible single-bore doorsA useful premium lever for a garage entry, workshop or office where a fingerprint on the handle saves reaching for a key.Thread$229.99Needs a Thread border router
eufy Smart Lock E30Fingerprint deadbolt with Wi-Fi and Matter over ThreadE30 still makes sense as an inexpensive fingerprint lock for an existing eufy household, but only with a verified seller, return policy and a worthwhile discount.Thread$169.99Needs a Thread border router