Camera Comparison · UK 2026
eufyCam C37 vs eufy Wall Light Cam S4

Specs, pros and cons compared side by side

Both the eufyCam C37 and the eufy Wall Light Cam S4 are solar-powered outdoor 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.

Quick verdict

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eufyCam C37

Pick it for: Works with Alexa (the Wall Light Cam S4: Alexa not mentioned by eufy)

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eufy Wall Light Cam S4

Pick it for: 4K (8MP) video (the C37: 2K) · 32GB built-in storage (the C37: no built-in storage) · Works with Apple Home via a home hub (the C37: Alexa and Google Assistant)

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Quick comparison

Spec eufyCam C37 eufy Wall Light Cam S4
Resolution 2K, 127°; 360° pan and tilt 4K (8MP), f/1.6
Power 6,700mAh battery; detachable 3W split solar panel 10,000mAh battery; detachable solar panel
IP Rating IP65 IP65
Wi-Fi 2.4GHz only 2.4GHz only
Storage microSD up to 256GB; HomeBase Mini or S380 (not HomeBase 2) 32GB built in; HomeBase S380
Apple HomeKit Not stated by eufy Yes (needs a home hub)
Smart home Alexa and Google Assistant Google Assistant and Apple Home (with a hub)
eufyCam C37

Pros

  • Pan and tilt with tracking
  • Solar panel included
  • Records to microSD
  • No monthly fee

Cons

  • No built-in storage
  • No 24/7 recording
  • 2.4GHz Wi-Fi only
  • Not HomeBase 2 compatible
eufy Wall Light Cam S4

Pros

  • 4K with a bright light
  • Radar detection
  • Large built-in storage
  • Works with Apple Home

Cons

  • Light cannot stay on all the time
  • 2.4GHz Wi-Fi only
  • Alexa not mentioned by eufy
  • Weighs about 915g

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Which should you buy?

Why choose the eufyCam C37

  • Works with Alexa (the Wall Light Cam S4: Alexa not mentioned by eufy)
Why choose the eufy Wall Light Cam S4

  • 4K (8MP) video (the C37: 2K)
  • 32GB built-in storage (the C37: no built-in storage)
  • Works with Apple Home via a home hub (the C37: Alexa and Google Assistant)

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