Camera Comparison · UK 2026
Reolink Argus 4 Pro vs Arlo Pro 6

Specs, pros and cons compared side by side

Both the Reolink Argus 4 Pro and the Arlo Pro 6 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

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Reolink Argus 4 Pro

Pick it for: IP66 weather rating (the Arlo: IP65) · Records to microSD up to 512GB in the camera (the Arlo needs a SmartHub for local storage)

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Arlo Pro 6

Pick it for: Colour night vision without a spotlight (the Argus 4 Pro’s night picture depends on its spotlights) · 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)

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Quick comparison

Spec Reolink Argus 4 Pro Arlo Pro 6
Resolution 5120 x 1440 (8MP), 180° from two lenses 2K+
Power 5,000mAh battery (USB-C); Solar Panel 2 (6W) compatible Removable battery
Wi-Fi Wi-Fi 6, 2.4GHz and 5GHz 2.4GHz and 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 Pro 6

Pros

  • Sharper 2K+ picture
  • Dual-band Wi-Fi
  • Removable battery you can swap
  • Straight to Wi-Fi, SmartHub optional

Cons

  • Needs a SmartHub for local storage
  • Cloud history needs an Arlo Secure plan

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Which should you buy?

Why choose the Reolink Argus 4 Pro

  • IP66 weather rating (the Arlo: IP65)
  • Records to microSD up to 512GB in the camera (the Arlo needs a SmartHub for local storage)
Why choose the Arlo Pro 6

  • Colour night vision without a spotlight (the Argus 4 Pro’s night picture depends on its spotlights)
  • 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)

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