Video Doorbell Comparison · UK 2026
Reolink Battery Video Doorbell (2nd Gen) vs Aqara Video Doorbell G4

Specs, pros and cons compared side by side

Both the Reolink Battery Video Doorbell (2nd Gen) and the Aqara Video Doorbell G4 are video doorbells. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. Reolink specs come from Reolink’s own product pages; Aqara specs come from our Aqara review, checked against Aqara’s own pages.

Quick verdict

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Reolink Battery Video Doorbell (2nd Gen)

Pick it for: 4MP (2048 x 2048) video (the G4: 1080p) · Dual-band Wi-Fi (the G4: 2.4GHz only) · IP65 weather rating (the G4: IPX3)

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Aqara Video Doorbell G4

Pick it for: Chime repeater included (the Reolink: no chime in the box) · HomeKit Secure Video (the Reolink lists Google Assistant, Alexa, IFTTT and Home Assistant)

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Quick comparison

Spec Reolink Battery Video Doorbell (2nd Gen) Aqara Video Doorbell G4
Resolution 2048 x 2048 (4MP), 1:1 head-to-toe, 180° diagonal 1080p, 162° view
Power Battery (up to 300 days), trickle charge from 8-24V AC/DC wiring, or Wired Power Mode (16-24V AC/DC) Six AA batteries, or wired 12-24V AC / 8-24V DC
Wi-Fi 2.4GHz and 5GHz 2.4GHz only
Weather rating IP65 IPX3
Storage microSD up to 512GB, Reolink Home Hub, Reolink Cloud microSD up to 512GB in the chime repeater, plus free 7-day cloud
Smart home Google Assistant, Alexa, IFTTT and Home Assistant Aqara Home, Apple Home (HomeKit Secure Video), Alexa, Google Assistant, IFTTT
Chime No chime in the box: Chime Plus (up to five), existing mechanical chime or digital chime Chime repeater included
Reolink Battery Video Doorbell (2nd Gen)

Pros

  • Square frame shows visitors and parcels
  • Battery or wired, with 24/7 recording when wired
  • Works with existing mechanical chimes
  • Wide smart home support

Cons

  • No chime in the box
  • The original Reolink Chime V1 and V2 are not compatible
  • 24/7 recording needs Wired Power Mode
Aqara Video Doorbell G4

Pros

  • Free 7-day cloud storage
  • Battery or wired power, with batteries as backup
  • microSD recording in the chime repeater
  • HomeKit Secure Video

Cons

  • 1080p rather than 2K
  • 2.4GHz Wi-Fi only
  • Uses AA alkaline batteries rather than a rechargeable pack
  • 24/7 recording only when wired

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Which should you buy?

Why choose the Reolink Battery Video Doorbell (2nd Gen)

  • 4MP (2048 x 2048) video (the G4: 1080p)
  • Dual-band Wi-Fi (the G4: 2.4GHz only)
  • IP65 weather rating (the G4: IPX3)
Why choose the Aqara Video Doorbell G4

  • Chime repeater included (the Reolink: no chime in the box)
  • HomeKit Secure Video (the Reolink lists Google Assistant, Alexa, IFTTT and Home Assistant)

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