Camera Comparison · UK 2026
eufyCam S4 vs eufyCam C35

Specs, pros and cons compared side by side

Both the eufyCam S4 and the eufyCam C35 are battery-powered 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.

Quick verdict

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eufyCam S4

Pick it for: Fixed 4K bullet plus a 2K PTZ that tracks and zooms (the C35: 1080p, 130°) · Detachable 5.5W solar panel (the C35: solar panel sold separately) · 10,000mAh swappable battery (the C35: 6,500mAh)

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eufyCam C35

Pick it for: Rated IP67 (the S4: IP65) · Works with HomeBase Mini (the S4: not HomeBase 2 or Mini)

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Quick comparison

Spec eufyCam S4 eufyCam C35
Resolution 4K bullet + 2K dual-lens PTZ, 8x hybrid zoom 1080p, 130°
Power 10,000mAh swappable battery; detachable 5.5W solar; USB-C 6,500mAh battery (USB-C); external solar supported
IP Rating IP65 IP67
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 listed by eufy
Subscription Not needed for local recording Not needed for local recording
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 C35

Pros

  • Small and easy to place
  • Records to its own microSD card
  • Solar option
  • IP67

Cons

  • 1080p rather than 2K or 4K
  • 2.4GHz Wi-Fi only
  • Not compatible with HomeBase 2
  • Solar panel sold separately

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Which should you buy?

Why choose the eufyCam S4

  • Fixed 4K bullet plus a 2K PTZ that tracks and zooms (the C35: 1080p, 130°)
  • Detachable 5.5W solar panel (the C35: solar panel sold separately)
  • 10,000mAh swappable battery (the C35: 6,500mAh)
Why choose the eufyCam C35

  • Rated IP67 (the S4: IP65)
  • Works with HomeBase Mini (the S4: not HomeBase 2 or Mini)

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