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Cameras · Head to head

Eufy 4G LTE Cam S330 vs Reolink Duo 3 WiFi

Full Smart Cameras comparison in 2026

Updated September 2026
Data from Amazon and official Eufy and Reolink sites.
2026 verdict
Reolink Duo 3 WiFi beats Eufy 4G LTE Cam S330 in 2026, with its clearest edge on rating, warranty, and weather resistance.
Reolink Duo 3 WiFi
Winner
Reolink Duo 3 WiFi
$219.99
Buy on Amazon USACheck price
The main reason it wins is rating, warranty, and weather resistance, and connectivity and storage strengthen that case. Eufy 4G LTE Cam S330 remains a niche alternative if price and solar charging matter more than the rest of the comparison. For the average buyer, Reolink Duo 3 WiFi is the safer choice.
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FeatureEufy 4G LTE Cam S330Reolink Duo 3 WiFiWinner
Price$199.99$219.99Eufy 4G LTE Cam S330
Rating4.04.3Reolink Duo 3 WiFi
Warranty1 year2 yearsReolink Duo 3 WiFi
Weather ResistanceIP55IP67Reolink Duo 3 WiFi
Solar ChargingYESNOEufy 4G LTE Cam S330
Connectivity2.4 GHz WiFi, 4G2.4 GHz WiFi, 5 GHz WiFi, EthernetReolink Duo 3 WiFi
StorageMicroSD Card SlotMicroSD Card Slot, CloudReolink Duo 3 WiFi
RTSPNOYESReolink Duo 3 WiFi
Privacy ZoneNOYESReolink Duo 3 WiFi
PoENONOTie
2K VideoYESYESTie
4K VideoYESYESTie

Frequently Asked Questions

Which is better overall: Eufy 4G LTE Cam S330 or Reolink Duo 3 WiFi?

Reolink Duo 3 WiFi has the stronger overall profile in this comparison, especially for rating, warranty, and weather resistance.

What is the biggest difference between Eufy 4G LTE Cam S330 and Reolink Duo 3 WiFi?

Price is one of the clearest differences: Eufy 4G LTE Cam S330 lists $199.99, while Reolink Duo 3 WiFi lists $219.99.

Which one looks better on price?

Eufy 4G LTE Cam S330 is listed at $199.99, while Reolink Duo 3 WiFi is listed at $219.99. Eufy 4G LTE Cam S330 (better spec).

Who should buy Eufy 4G LTE Cam S330?

Choose Eufy 4G LTE Cam S330 if your priority is price and solar charging and that matters more than rating.

Who should buy Reolink Duo 3 WiFi?

Choose Reolink Duo 3 WiFi if your priority is rating and warranty and that matters more than price.

Full comparison table

Compare all 118 Cameras side by side

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  • 118 Cameras
  • 63 specs compared
  • 60 filters
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