Camera Comparison · UK 2026
eufyCam S4 vs eufyCam C37

Specs, pros and cons compared side by side

Both the eufyCam S4 and the eufyCam C37 are solar cameras with pan-tilt tracking. 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

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

eufyCam S4

Pick it for: Fixed 4K bullet plus a 2K PTZ with 8x hybrid zoom (the C37: 2K, 127°) · 32GB built-in storage (the C37: no built-in storage) · 24/7 recording on direct power (the C37: no 24/7 recording)

Check latest priceat Amazon

eufyCam C37

Pick it for: Works with HomeBase Mini (the S4: not HomeBase 2 or Mini)

Check latest priceat Amazon

Quick comparison

Spec eufyCam S4 eufyCam C37
Resolution 4K bullet + 2K dual-lens PTZ, 8x hybrid zoom 2K, 127°; 360° pan and tilt
Power 10,000mAh swappable battery; detachable 5.5W solar; USB-C 6,700mAh battery; detachable 3W split solar panel
IP Rating IP65 IP65
Wi-Fi 2.4GHz only 2.4GHz only
Storage 32GB built in, microSD up to 256GB, HomeBase S380 microSD up to 256GB; HomeBase Mini or S380 (not HomeBase 2)
Apple HomeKit Not currently supported (eufy FAQ) Not stated by eufy
Smart home Alexa and Google Assistant Alexa and Google Assistant
eufyCam S4

Pros

  • Wide view and a tracking close-up in one camera
  • Works without a HomeBase
  • Swappable battery and solar panel
  • 24/7 recording when wired

Cons

  • 2.4GHz Wi-Fi only
  • 24/7 recording needs direct power
  • Some features need HomeBase S380
  • eufy’s FAQ says HomeKit is not currently supported
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

As an Amazon Associate I earn from qualifying purchases.

Which should you buy?

Why choose the eufyCam S4

  • Fixed 4K bullet plus a 2K PTZ with 8x hybrid zoom (the C37: 2K, 127°)
  • 32GB built-in storage (the C37: no built-in storage)
  • 24/7 recording on direct power (the C37: no 24/7 recording)
Why choose the eufyCam C37

  • Works with HomeBase Mini (the S4: not HomeBase 2 or Mini)

Related comparisons

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