Cameras · Head to head

Eufy Cam S3 Pro vs Eufy Cam S4

Full Smart Cameras comparison in 2026

Updated June 2026
Data from Amazon and official Eufy site.
2026 verdict
Eufy Cam S3 Pro edges out Eufy Cam S4 in 2026, led by price, rating, and weather resistance. What pushes it ahead is price, rating, and weather resistance, and HDR keeps the advantage from looking narrow. The only strong reason to choose Eufy Cam S4 is if storage is more important to you than the overall verdict. That is why Eufy Cam S3 Pro wins the verdict here.
vs
FeatureEufy Cam S3 ProEufy Cam S4Winner
Price$219.99$349.99Eufy Cam S3 Pro
Rating4.44.2Eufy Cam S3 Pro
Weather ResistanceIP67IP65Eufy Cam S3 Pro
StorageCloudInternal, MicroSD Card Slot, CloudEufy Cam S4
HDRYESNOEufy Cam S3 Pro
Warranty1 year1 yearTie
PoENONOTie
Solar ChargingYESYESTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
2K VideoYESYESTie
4K VideoYESYESTie
Color Night VisionYESYESTie

Frequently Asked Questions

Which is better overall: Eufy Cam S3 Pro or Eufy Cam S4?

Eufy Cam S3 Pro has the stronger overall profile in this comparison, especially for price, rating, and weather resistance.

What is the biggest difference between Eufy Cam S3 Pro and Eufy Cam S4?

Price is one of the clearest differences: Eufy Cam S3 Pro lists $219.99, while Eufy Cam S4 lists $349.99.

Which one looks better on price?

Eufy Cam S3 Pro is listed at $219.99, while Eufy Cam S4 is listed at $349.99. Eufy Cam S3 Pro (better spec).

Who should buy Eufy Cam S3 Pro?

Choose Eufy Cam S3 Pro if your priority is price and rating and that matters more than storage.

Who should buy Eufy Cam S4?

Choose Eufy Cam S4 if your priority is storage and that matters more than price.

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Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
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