Camera Comparison · UK 2026
eufyCam S3 Pro vs Reolink Altas

Specs, pros and cons compared side by side

Both the eufyCam S3 Pro and the Reolink Altas are security cameras. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. eufy specs come from eufy’s own product pages; Reolink specs come from Reolink’s own product pages.

Quick verdict

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eufyCam S3 Pro

Pick it for: Built-in solar charging (the Altas: Solar Panel 2, sold separately) · Radar cuts false alerts (the Altas: PIR sensor) · Infrared night vision as well as colour (the Altas: no infrared)

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Reolink Altas

Pick it for: Continuous recording on battery (the S3 Pro: 24/7 recording still in development) · Dual-band Wi-Fi 6 (the S3 Pro: 2.4GHz only) · Records to microSD with no HomeBase (the S3 Pro needs a HomeBase S380)

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Quick comparison

Spec eufyCam S3 Pro Reolink Altas
Resolution 4K, MaxColor Vision 4MP (2560 x 1440), 110° diagonal
Power Battery with built-in SolarPlus 2.0 panel; external solar supported 20,000mAh battery, up to 540 days (motion mode); Solar Panel 2 (6W) sold separately
Wi-Fi 2.4GHz only Wi-Fi 6, 2.4GHz and 5GHz
Weather rating IP67 IP66
Storage HomeBase S380 required (16GB to 16TB) microSD up to 512GB, Reolink Home Hub and Home Hub Pro, Reolink Cloud
Smart home Apple Home, Alexa and Google Assistant Google Assistant and Alexa
eufyCam S3 Pro

Pros

  • Strong colour night vision
  • Built-in solar charging
  • Radar cuts false alerts
  • Works with Apple Home

Cons

  • Needs a HomeBase S380
  • 2.4GHz Wi-Fi only
  • eufy says 24/7 recording is still in development
  • MaxColor does not fully cover total darkness
Reolink Altas

Pros

  • A 540-day battery rating in motion detection mode
  • Continuous and pre-recording options on battery
  • Colour night vision
  • Dual-band Wi-Fi 6

Cons

  • No infrared night vision
  • Solar panel sold separately
  • Fixed view, no pan or tilt
  • 4MP rather than 4K

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Which should you buy?

Why choose the eufyCam S3 Pro

  • Built-in solar charging (the Altas: Solar Panel 2, sold separately)
  • Radar cuts false alerts (the Altas: PIR sensor)
  • Infrared night vision as well as colour (the Altas: no infrared)
Why choose the Reolink Altas

  • Continuous recording on battery (the S3 Pro: 24/7 recording still in development)
  • Dual-band Wi-Fi 6 (the S3 Pro: 2.4GHz only)
  • Records to microSD with no HomeBase (the S3 Pro needs a HomeBase S380)

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