Video Doorbell Comparison · UK 2026
Blink Video Doorbell (2nd Gen) vs Blink Wired Doorbell 2K+

Specs, pros and cons compared side by side

Both the Blink Video Doorbell (2nd Gen) and the Blink Wired Doorbell 2K+ are head-to-toe video doorbells. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. Blink specs come from Blink’s UK support pages. If you hardwire a doorbell, turn off the power at the fuse box or breaker before touching any wiring, and use a qualified electrician if you are not sure.

Quick verdict

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Blink Video Doorbell (2nd Gen)

Pick it for: Battery or wired: three AA last up to two years on default settings (the Wired Doorbell 2K+: wired only) · Rings your existing mechanical chime when wired (the Wired Doorbell 2K+ does not)

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Blink Wired Doorbell 2K+

Pick it for: 2K video up to 1920 x 1920 (the 2nd Gen: up to 1440p) · No Sync Module needed (the 2nd Gen needs one to work) · No batteries to replace: runs on wiring alone (the 2nd Gen needs batteries even when wired)

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Quick comparison

Spec Blink Video Doorbell (2nd Gen) Blink Wired Doorbell 2K+
Resolution Up to 1440p, head-to-toe, 150° Up to 1920 x 1920 (2K), head-to-toe
Power 3x AA, up to 2 years on default settings, or wired Wired only, 8-24V AC (10-40 VA)
Wi-Fi 2.4GHz only 2.4GHz only
IP Rating IP65 IP65
Storage Needs a Sync Module; local with a Sync Module 2, or cloud with a plan No Sync Module needed; cloud with a plan, or local with a Sync Module 2
Smart home Blink app; works with Alexa Blink app; works with Alexa
Chime Rings a mechanical chime when wired; or Blink Chime, Mini or Alexa Not a mechanical chime; Blink Chime, Mini or Alexa
Blink Video Doorbell (2nd Gen)

Pros

  • Wired or wire-free flexibility
  • Long battery life
  • Works with existing chime when wired

Cons

  • 1440p, not 2K
  • Needs a Sync Module to work
  • Person Detection needs a Blink plan
Blink Wired Doorbell 2K+

Pros

  • Always powered, no batteries to replace
  • No Sync Module needed
  • Head-to-toe 2K view
  • Plug-In Adapter option if you have no wiring

Cons

  • Does not ring a mechanical chime
  • Needs a bypass cable at the chime
  • Needs suitable wiring or the Plug-In Adapter
  • Smart detection needs a Blink plan

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Which should you buy?

Why choose the Blink Video Doorbell (2nd Gen)

  • Battery or wired: three AA last up to two years on default settings (the Wired Doorbell 2K+: wired only)
  • Rings your existing mechanical chime when wired (the Wired Doorbell 2K+ does not)
Why choose the Blink Wired Doorbell 2K+

  • 2K video up to 1920 x 1920 (the 2nd Gen: up to 1440p)
  • No Sync Module needed (the 2nd Gen needs one to work)
  • No batteries to replace: runs on wiring alone (the 2nd Gen needs batteries even when wired)

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Need a hand with this?

If the wiring, transformer or power supply is beyond a DIY job, it is worth having a qualified electrician look at it. You can compare up to 3 quotes from local electricians.

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