Camera Comparison · UK 2026
Ring Indoor Cam 4K vs eufy Indoor Cam S350

Specs, pros and cons compared side by side

Both the Ring Indoor Cam 4K and the eufy Indoor Cam S350 are security cameras. This head-to-head sets them side by side using the specs, pros and cons from our full reviews. Ring specs come from Ring’s UK support pages; eufy specs come from eufy’s own product pages.

Quick verdict

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Ring Indoor Cam 4K

Pick it for: Works with Ring’s Indoor PoE adapter (the S350: needs a 5V/2A adapter)

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eufy Indoor Cam S350

Pick it for: 4K wide and 2K telephoto lenses (the Ring: 4K, 3840 x 2160) · Records to microSD up to 128GB or HomeBase 3 with no monthly fee (the Ring needs Ring Protect to record)

Check latest priceat Amazon

Quick comparison

Spec Ring Indoor Cam 4K eufy Indoor Cam S350
Resolution 4K (3840 x 2160) 4K wide + 2K telephoto, 8x hybrid zoom; 360° pan, 75° tilt
Power Plug-in USB power adapter Plug-in (5V/2A, Type-C)
Wi-Fi Dual-band (2.4GHz and 5GHz) Dual-band Wi-Fi 6 (2.4GHz and 5GHz)
Storage Cloud, with a Ring Protect plan microSD up to 128GB, HomeBase 3
Ring Indoor Cam 4K

Pros

  • 4K (3840 x 2160) with HDR, colour night vision and infrared night vision up to 14m
  • Dual-band Wi-Fi
  • Remote-activated siren

Cons

  • Indoor use only
  • Ring recommends at least 15 Mbps upload for 4K
  • Recording and smart alerts need a Ring Protect subscription
eufy Indoor Cam S350

Pros

  • Zoom on a pan-tilt indoor camera
  • Dual-band Wi-Fi 6
  • Privacy mode
  • No monthly fee

Cons

  • Indoor only
  • Drops to 2K with tracking or dual view
  • No HomeKit
  • Needs power from a 5V/2A adapter

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Which should you buy?

Why choose the Ring Indoor Cam 4K

  • Works with Ring’s Indoor PoE adapter (the S350: needs a 5V/2A adapter)
Why choose the eufy Indoor Cam S350

  • 4K wide and 2K telephoto lenses (the Ring: 4K, 3840 x 2160)
  • Records to microSD up to 128GB or HomeBase 3 with no monthly fee (the Ring needs Ring Protect to record)

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