SECURITY CAMERA REVIEW

eufyCam S330 Review: 4K Solar Power With Zero Subscription

HomeTechBench Research Desk · Updated September 2026

Based on our research: official specs, owner reports from Chinese communities and current street pricing — not a sponsored test unit.

The eufyCam S330 (also sold as the eufyCam 3) is the camera family that answers the two questions owners ask most: how do I avoid climbing a ladder to charge batteries, and how do I avoid a monthly bill? With a built-in solar panel, a 4K sensor and local-only storage through the HomeBase 3, it is the strongest no-subscription outdoor camera we have researched in the battery class.

Our verdict: The best whole-property battery camera system if you want 4K detail, solar self-sufficiency and no subscription. Buy a kit with HomeBase 3; the add-on cameras are the economical way to expand.

Spec highlights

4K UHD (3840×2160), 8MP — with an f/1.4 aperture CMOS that captures roughly 40% more light for sharper footage.
Integrated solar panel + large rechargeable battery (13,000mAh in the 2-cam kit configuration) — most owners report charging once a year or never.
Local-only storage via HomeBase 3, expandable up to 16TB — no cloud fee, no mandatory subscription.
135° wide lens and 8x digital zoom.
AI person/vehicle detection with on-device facial recognition on the HomeBase.
IP67 weatherproofing and infrared + color night vision.

Across Chinese owner communities

eufy is Anker’s home-security brand, and Chinese owner communities treat it as the “privacy-first, build-quality” option. The consistent praise: no monthly fee actually means no monthly fee, the solar panel keeps the camera topped up through real winters, and the 4K footage is noticeably sharper than 2K rivals for reading license plates and faces. The recurring complaints are the HomeBase 3 cost if you start from zero (the hub is the expensive part, not the cameras), the app being solid but less polished than TP-Link’s, and a preference among some owners for wired systems if they need 24/7 continuous recording rather than event clips.

The honest catch

Event-based, not continuous: like most battery cams, it records on motion events — not 24/7. For always-on recording, a wired PoE system (Reolink) is the right tool.
HomeBase 3 is required for the S330; factor its cost into the first purchase (kits include it).
Privacy history: eufy had a 2022 cloud-streaming controversy. The S330 with HomeBase stores locally, but owners who care should read eufy’s current privacy terms.
Solar charging varies: under heavy tree cover in winter, battery may dip and need a manual top-up a few times a year.

Typical street price

The eufyCam S330 2-cam kit with HomeBase 3 has a list price around $549.98, and we track it most often at $349–$430 during sales (renewed 3-cam kits have appeared near $429.99). Add-on cameras alone run about $149.99. At or under $400 for the 2-cam kit, it is a strong buy; above $480, wait for a deal cycle.

Good & Bad

Good

4K detail with true color night vision
Solar + big battery: charge once a year (or never)
Local storage, zero subscription
IP67 build, facial recognition on HomeBase

Bad

Requires the HomeBase 3 hub (adds to first cost)
Event clips only — no 24/7 continuous recording
Privacy history to be aware of

Check today’s price on Amazon

Sources

As an Amazon Associate, HomeTechBench earns from qualifying purchases. We research specs, owner feedback and street pricing so you can decide with confidence.