The eufy Security eufyCam S3 Pro Add-on Cam ($219.99) is a top pick with a 8.9/10 consensus score across 3 expert reviews. Experts highlight $219.99 one-time with $0 plan to fill a blind spot on an existing eufy system and same 1/1.8-inch maxcolor sensor and f/1.0 aperture as the full kits. Best for: Existing eufy HomeBase 3 owners who want one more local 4K angle with no new base and no subscription.
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eufy Security eufyCam S3 Pro Add-on Cam
Wireless Security Camera
SmartHomeExplorer proprietary rating
3 expert sources
The eufy Security eufyCam S3 Pro Add-on Cam earns a SHE Score of 6.7/10, driven by strong value (8.9/10) with room to improve in compatibility breadth (5/10). Based on 3 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8.9/10 across 3 sources
Last verified:Key Features
- ✓ Single 4K solar-powered add-on camera, requires existing HomeBase 3
- ✓ MaxColor spotlight-free color night vision with 1/1.8-inch sensor at f/1.0
- ✓ On-device face recognition AI, no subscription, built-in 16 GB storage
- ✓ Built-in SolarPlus 2.0 panel, effectively maintenance-free outdoors
Best For
What Experts Agree On
What Experts Love
- ✓ $219.99 one-time with $0 plan to fill a blind spot on an existing eufy system
- ✓ Same 1/1.8-inch MaxColor sensor and f/1.0 aperture as the full kits
- ✓ On-device face recognition stays free forever on the local HomeBase 3
- ✓ Built-in solar panel skips the recharging routine after install
Common Criticisms
- ✗ Requires an existing HomeBase 3 — not a standalone purchase
- ✗ 135-degree field of view and 8x zoom trail the Arlo add-on's wider lens
- ✗ Per-camera cost of $219.99 edges just above the 2-cam kit's $215.00
What The Experts Say
Ready to buy the eufy Security eufyCam S3 Pro Add-on Cam?
Check Price on Amazon$219.99 · 3 expert sources · 8.9/10 consensus
Frequently Asked Questions
Is the eufy Security eufyCam S3 Pro Add-on Cam worth it?
eufy Security eufyCam S3 Pro Add-on Cam earns a 8.9/10 consensus score across our 12 expert sources. It is rated "Must Buy" — Existing eufy HomeBase 3 owners who want one more local 4K angle with no new base and no subscription. At $219.99, it ranks among the top picks in its category.
Who is the eufy Security eufyCam S3 Pro Add-on Cam best for?
eufy Security eufyCam S3 Pro Add-on Cam is best for: Existing eufy HomeBase 3 owners who want one more local 4K angle with no new base and no subscription. Experts rate it "Must Buy" overall.
How does the eufy Security eufyCam S3 Pro Add-on Cam compare to other Security options?
Among the Security products we have reviewed, eufy Security eufyCam S3 Pro Add-on Cam ranks above average with a 8.9/10 score. See our full category comparison for more details.
What smart home systems does the eufy Security eufyCam S3 Pro Add-on Cam work with?
eufy Security eufyCam S3 Pro Add-on Cam works with major smart home platforms. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the eufy Security eufyCam S3 Pro Add-on Cam?
The main pros of the eufy Security eufyCam S3 Pro Add-on Cam are $219.99 one-time with $0 plan to fill a blind spot on an existing eufy system and same 1/1.8-inch maxcolor sensor and f/1.0 aperture as the full kits. The main downside is requires an existing homebase 3 — not a standalone purchase. Overall, experts rate it "Must Buy" with a 8.9/10 consensus score.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 3 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.