Camera Comparison · UK 2026
EZVIZ CB5 4K vs Reolink Argus 4 Pro

Specs, pros and cons compared side by side

Both the EZVIZ CB5 4K and the Reolink Argus 4 Pro are battery security cameras. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. EZVIZ specs come from EZVIZ’s own pages, UK pages first; Reolink specs come from Reolink’s own pages.

Quick verdict

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EZVIZ CB5 4K

Pick it for: Solar panel built in (the Argus 4 Pro: Solar Panel 2 compatible) · 10,400mAh battery (the Argus 4 Pro: 5,000mAh) · Infrared as well as colour night vision, both up to 15 m (the Argus 4 Pro: no infrared)

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Reolink Argus 4 Pro

Pick it for: One 180° horizontal view from two lenses at 5120 x 1440 (the CB5 4K: 113° horizontal, 135° diagonal) · Dual-band Wi-Fi 6 on 2.4GHz and 5GHz (the CB5 4K: 2.4GHz) · IP66 (the CB5 4K: IP65)

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Quick comparison

Spec EZVIZ CB5 4K Reolink Argus 4 Pro
Resolution 4K (3840 x 2160) 5120 x 1440 (8MP), 180° from two lenses
Power Battery (10,400mAh) + built-in 1.4W solar panel 5,000mAh battery (USB-C); Solar Panel 2 (6W) compatible
IP Rating IP65 IP66
Wi-Fi 2.4GHz Wi-Fi 6, 2.4GHz and 5GHz
Storage microSD up to 512GB; EZVIZ cloud storage microSD up to 512GB, Reolink Home Hub, Reolink Cloud
Apple HomeKit Not stated by EZVIZ Not listed by Reolink
Subscription Not needed for AI detection; CloudPlay optional Not needed for local recording; Reolink Cloud optional where available
Smart home Alexa and Google Assistant Google Assistant and Alexa
EZVIZ CB5 4K

Pros

  • 4K video with a 135° diagonal view
  • Solar panel built in, and add-on Type-C panels supported
  • Up to 180 days without solar charging at 5 minutes of use a day, per EZVIZ lab tests
  • Infrared and colour night vision, both up to 15 m

Cons

  • 2.4GHz Wi-Fi only
  • Mains charging adapter sold separately
  • Add-on solar panels must use Type-C cables
  • Needs at least 8Mbps network speed
Reolink Argus 4 Pro

Pros

  • One 180° view from a single camera
  • IP66 weather rating
  • Dual-band Wi-Fi 6

Cons

  • No infrared, so the night picture depends on the spotlights
  • Smaller battery than the Altas range

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Which should you buy?

Why choose the EZVIZ CB5 4K

  • Solar panel built in (the Argus 4 Pro: Solar Panel 2 compatible)
  • 10,400mAh battery (the Argus 4 Pro: 5,000mAh)
  • Infrared as well as colour night vision, both up to 15 m (the Argus 4 Pro: no infrared)
Why choose the Reolink Argus 4 Pro

  • One 180° horizontal view from two lenses at 5120 x 1440 (the CB5 4K: 113° horizontal, 135° diagonal)
  • Dual-band Wi-Fi 6 on 2.4GHz and 5GHz (the CB5 4K: 2.4GHz)
  • IP66 (the CB5 4K: IP65)

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