Smart Lock Comparison · UK 2026
Yale Keyless Connected vs Aqara Smart Lock U600

Specs, pros and cons compared side by side

Both the Yale Keyless Connected and the Aqara Smart Lock U600 are smart locks. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. Yale specs come from our Yale review, checked against Yale’s own pages; Aqara specs come from our Aqara review, checked against Aqara’s own pages.

Quick verdict

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Yale Keyless Connected

Pick it for: Keypad nightlatch for most 60mm backset nightlatches (the U600: for UK multipoint doors)

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Aqara Smart Lock U600

Pick it for: Fingerprint, Apple Home Key and Samsung Wallet Digital Home Key (the Keyless Connected: PIN, key tag or fob) · Matter over Thread with all the major platforms (the Keyless Connected: Alexa and Google, with Connect Kit) · Locks from the app (the Keyless Connected: cannot lock from the app)

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Quick comparison

Spec Yale Keyless Connected Aqara Smart Lock U600
Opens with PIN, key tag or fob Fingerprint, PIN, NFC card, Apple Home Key, Samsung Wallet Digital Home Key, app or key
Power 4 x AA batteries 4 x AA batteries (up to 10 months, Aqara figure)
Remote access Needs Yale Connect Kit Thread-enabled Matter controller or Aqara hub
Smart home Alexa and Google (with Connect Kit) Apple Home, Google Home, Alexa, SmartThings, Home Assistant (Matter)
Fit Most 60mm backset nightlatches UK multipoint doors 40 to 80mm thick, 35 to 70mm backset
Lock from the app No Yes
Yale Keyless Connected

Pros

  • Opens with PIN, key tag or fob, so no phone needed
  • 80dB tamper alarm
  • 9V emergency terminal
  • No monthly fees

Cons

  • Cannot lock the door from the app
  • Remote use needs the Yale Connect Kit
  • Fits most 60mm backset nightlatches only
Aqara Smart Lock U600

Pros

  • Built for UK multipoint doors, keeping your existing lock body
  • Fingerprint, PIN, NFC, Apple Home Key and Samsung Wallet Digital Home Key
  • Matter over Thread with all the major platforms
  • Long battery life on standard AA batteries

Cons

  • Lifting the handle does not lock it electronically
  • Remote control needs a Thread border router or Aqara hub
  • Not recommended for doors that are already hard to lock

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Which should you buy?

Why choose the Yale Keyless Connected

  • Keypad nightlatch for most 60mm backset nightlatches (the U600: for UK multipoint doors)
Why choose the Aqara Smart Lock U600

  • Fingerprint, Apple Home Key and Samsung Wallet Digital Home Key (the Keyless Connected: PIN, key tag or fob)
  • Matter over Thread with all the major platforms (the Keyless Connected: Alexa and Google, with Connect Kit)
  • Locks from the app (the Keyless Connected: cannot lock from the app)

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