Camera Comparison · UK 2026
Reolink Argus 4 Pro vs Arlo Essential 3

Specs, pros and cons compared side by side

Both the Reolink Argus 4 Pro and the Arlo Essential 3 are security cameras. 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; Arlo specs come from our Arlo review, checked against Arlo’s own pages.

Quick verdict

Ad: we earn commission if you buy through the price buttons on this page. As an Amazon Associate I earn from qualifying purchases.

Reolink Argus 4 Pro

Pick it for: 8MP (5120 x 1440) video (the Arlo: 2K) · IP66 weather rating (the Arlo: IP65) · Records to microSD up to 512GB in the camera (the Arlo needs an optional SmartHub for local storage)

Check latest priceat Amazon

Arlo Essential 3

Pick it for: Apple Home through an Arlo SmartHub (the Argus: not listed by Reolink) · Works with SmartThings and IFTTT as well as Alexa and Google Home (the Argus: Google Assistant and Alexa)

Check latest price

Quick comparison

Spec Reolink Argus 4 Pro Arlo Essential 3
Resolution 5120 x 1440 (8MP), 180° from two lenses 2K
Power 5,000mAh battery (USB-C); Solar Panel 2 (6W) compatible Integrated battery, charged by USB-C
Wi-Fi Wi-Fi 6, 2.4GHz and 5GHz 2.4GHz or 5GHz
Weather rating IP66 IP65
Storage microSD up to 512GB, Reolink Home Hub, Reolink Cloud Cloud (Arlo Secure); local via an optional SmartHub
Smart home Google Assistant and Alexa Alexa, Google Home, SmartThings, IFTTT, Apple Home (via SmartHub)
Apple HomeKit Not listed by Reolink Yes, through an Arlo SmartHub
Reolink Argus 4 Pro

Pros

  • One 180° view from a single camera
  • Colour night vision
  • IP66 weather rating
  • Works with Google Assistant and Alexa

Cons

  • No infrared, so the night picture depends on the spotlights
  • Fixed view, no pan or tilt
  • Smaller battery than the Altas range
Arlo Essential 3

Pros

  • No mains cable needed
  • 2K with colour night vision
  • Works with a SmartHub if you want local storage
  • Solar panel supported

Cons

  • Fixed view
  • Battery cannot be removed

As an Amazon Associate I earn from qualifying purchases. We may also earn a commission from qualifying Arlo purchases.

Which should you buy?

Why choose the Reolink Argus 4 Pro

  • 8MP (5120 x 1440) video (the Arlo: 2K)
  • IP66 weather rating (the Arlo: IP65)
  • Records to microSD up to 512GB in the camera (the Arlo needs an optional SmartHub for local storage)
Why choose the Arlo Essential 3

  • Apple Home through an Arlo SmartHub (the Argus: not listed by Reolink)
  • Works with SmartThings and IFTTT as well as Alexa and Google Home (the Argus: Google Assistant and Alexa)

Related comparisons

🎯 Which camera is right for you?
A few quick questions, instant matches.
Find My Camera →