Updated November 2026
Data from the official Eufy site.
2026 verdict
Across the 2026 comparison, Eufy Cam S3 Pro earns the nod over Eufy 4G LTE Cam S330 on the strength of rating, weather resistance, and battery life.
It has the clearer edge on rating, weather resistance, and battery life, and it stays ahead on HDR and RTSP. Pick Eufy 4G LTE Cam S330 only when connectivity is the deciding factor for your setup. For the average buyer, Eufy Cam S3 Pro is the safer choice.
Works with
Connectivity
- Wi-Fi 2.4 GHz
vs
Winner
Connectivity
- Wi-Fi 2.4 GHz
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| Feature | Eufy 4G LTE Cam S330 | Eufy Cam S3 Pro | Winner |
|---|---|---|---|
| Rating | 4.0 | 4.4 | Eufy Cam S3 Pro |
| Weather Resistance | IP55 | IP67 | Eufy Cam S3 Pro |
| Battery Life | 1 month | 12 months | Eufy Cam S3 Pro |
| Connectivity | 2.4 GHz WiFi, 4G | 2.4 GHz WiFi | Eufy 4G LTE Cam S330 |
| HDR | NO | YES | Eufy Cam S3 Pro |
| RTSP | NO | YES | Eufy Cam S3 Pro |
| Alerts | Motion, People, Vehicles, Familiar Faces | Motion, People, Animals, Vehicles, Familiar Faces | Eufy Cam S3 Pro |
| Warranty | 1 year | 1 year | Tie |
| PoE | NO | NO | Tie |
| Solar Charging | YES | YES | Tie |
| Storage | MicroSD Card Slot | Cloud | Tie |
| 2K Video | YES | YES | Tie |
$249.99
- + Connectivity: 2.4 GHz WiFi, 4G
- - Rating: 4.0 vs 4.4
- - Weather Resistance: IP55 vs IP67
Winner
- + Rating: 4.4
- + Weather Resistance: IP67
- + Battery Life: 12 months
- - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, 4G
Frequently Asked Questions
Which is better overall: Eufy 4G LTE Cam S330 or Eufy Cam S3 Pro?
Eufy Cam S3 Pro has the stronger overall profile in this comparison, especially for rating, weather resistance, and battery life.
What is the biggest difference between Eufy 4G LTE Cam S330 and Eufy Cam S3 Pro?
Rating is one of the clearest differences: Eufy 4G LTE Cam S330 lists 4.0, while Eufy Cam S3 Pro lists 4.4.
Who should buy Eufy 4G LTE Cam S330?
Choose Eufy 4G LTE Cam S330 if your priority is connectivity and that matters more than rating.
Who should buy Eufy Cam S3 Pro?
Choose Eufy Cam S3 Pro if your priority is rating and weather resistance and that matters more than connectivity.
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