5 Top eufy Doorbell S330 Best Buy Options for Smart Home Security

Are you on the hunt for a top-notch video doorbell to bolster your home security? Eufy has consistently delivered innovative solutions, and if you’re specifically looking for an eufy doorbell S330 best buy, you’re in the right place! These smart devices offer fantastic features like dual cameras, advanced motion detection, and best of all, no monthly fees for local storage.

Choosing the right video doorbell can feel a bit overwhelming with so many options out there. That’s why we’ve put together this guide to help you navigate the best Eufy doorbell models, including the highly sought-after S330 series and a couple of other smart security contenders that might just be your perfect match. Let’s dive in and find the ideal Eufy solution to keep your front door safe and sound.


Our Top Picks for Eufy Smart Doorbells

Eufy’s range of smart doorbells goes beyond just letting you see who’s at the door. They integrate seamlessly into a smart home ecosystem, providing peace of mind whether you’re home or away. Here are five excellent options to consider for your smart security setup.

1. eufy Security Video Doorbell (Wired) S330 with Chime, Dual Cam

eufy Security Video Doorbell (Wired) S330 with Chime, Dual...

This wired version of the eufy Security Video Doorbell S330 is a powerhouse, perfect for homeowners who prefer a continuous power supply and don’t want to worry about battery life. What really makes it stand out is its innovative Dual Cam Technology, eliminating those pesky blind spots you often get with single-camera doorbells. You’ll see not just your visitor, but also the ground in front of your door – ideal for monitoring packages or even curious pets! Plus, the 3-Second Preview Videos give you a crucial glimpse into what triggered a recording, so you’re always in the know about how visitors approached.

  • Key Features:
    • Dual Cam Technology for full doorstep view and blindspot elimination.
    • 3-Second Preview Videos to see activity before it’s fully recorded.
    • 2K with HDR resolution for crisp, clear visitor identification, even against harsh backlighting.
    • No Monthly Fee with local storage access.
    • Comes with an included chime.
  • Pros:
    • Reliable wired connection means no battery worries.
    • Comprehensive viewing with dual cameras.
    • No hidden subscription costs for video storage.
    • Clear visuals even in challenging light.
  • Cons:
    • Requires existing doorbell wiring for installation.
    • Wi-Fi connectivity is limited to 2.4GHz networks.
    • Not compatible with other doorbell systems.
  • User Impressions: Users love the clarity of the 2K video and the peace of mind from the dual cameras. The “no monthly fee” aspect is a huge win for many, although some note that wired installation can be a bit more involved if you’re not already set up.
  • See it on Amazon here: [Link to Amazon]

2. eufy Security Video Doorbell S330, 2K HD Video Doorbell (Add-on Unit)

eufy Security Video Doorbell S330, 2K HD Video Doorbell,...

If you’re already part of the Eufy ecosystem with a HomeBase 2 or HomeBase 3, this eufy Security Video Doorbell S330 add-on unit is a brilliant choice. It brings the same fantastic Dual Cam Technology to your home, ensuring you never miss a thing from your porch to your visitor’s face. But what sets this version apart is its advanced Dual Motion Detection, using both PIR and radar sensors to accurately distinguish between near and far subjects, dramatically reducing false alarms from passing cars or leaves. And for anyone worried about porch pirates, the Delivery Guard feature is a game-changer, notifying you when your package arrives and even sending pick-up reminders!

  • Key Features:
    • Dual Cam Technology for complete front door coverage.
    • Dual Motion Detection (PIR and radar) for highly accurate alerts and fewer false alarms.
    • Delivery Guard feature for package arrival and pick-up notifications.
    • 2K with HDR for detailed and clear video.
    • Add-on unit designed to work with HomeBase 2/HomeBase 3.
  • Pros:
    • Highly accurate motion detection.
    • Dedicated package monitoring for peace of mind.
    • Leverages existing HomeBase for unified security.
    • Crystal-clear video quality.
  • Cons:
    • Requires a separate HomeBase 2 or HomeBase 3 to function.
    • Wi-Fi connectivity is limited to 2.4GHz networks.
  • User Impressions: Customers rave about the precision of the motion detection and the invaluable package detection feature. The seamless integration with their existing Eufy HomeBase is a big plus, making it a natural expansion of their smart home security.
  • See it on Amazon here: [Link to Amazon]

3. eufy Security Video Smart Lock S330, 3-in-1

eufy Security Video Smart Lock S330, 3-in-1...

Now, this is where Eufy truly innovates by combining three essential front-door security elements into one sleek device. The eufy Security Video Smart Lock S330 isn’t just a doorbell; it’s a 3-in-1 powerhouse featuring rapid fingerprint recognition, a 2K HD camera, and a sophisticated video doorbell. Imagine unlocking your door with a touch while simultaneously seeing who’s there! With five convenient unlocking methods, including app control and voice assistants, it’s designed to make your daily life smoother. Its robust 10,000 mAh battery ensures long-lasting operation, and it’s built to withstand the elements, being BHMA Certified and IP65 water-resistant.

  • Key Features:
    • Advanced 3-in-1 triple security: Fingerprint Lock, 2K HD Camera, and Video Doorbell.
    • Five unlocking methods: Fingerprint, eufy Security app, Alexa/Google Voice, keypad, traditional key.
    • Remote Management and Notifications via the eufy Security app.
    • High-Capacity 10,000 mAh rechargeable battery and enhanced durability (BHMA Certified, IP65).
    • User-Friendly Installation (15 mins, no drilling for most standard deadbolts).
    • Includes a Chime with expandable video storage (up to 128 GB via microSD).
  • Pros:
    • Ultimate convenience and security in one device.
    • Multiple ways to access your home.
    • Long-lasting battery life.
    • Easy DIY installation for many.
    • Durable design for all weather conditions.
  • Cons:
    • Compatibility is limited to standard US/Canadian deadbolt spacings.
    • MicroSD card for expanded storage is not included.
    • A significant investment compared to standalone doorbells.
  • User Impressions: Users are incredibly impressed by the integration of the lock and doorbell, highlighting the convenience of fingerprint access. The remote control features and the long battery life are frequently praised, making it a futuristic upgrade for any front door.
  • See it on Amazon here: [Link to Amazon]

4. eufy Security Video Doorbell E340 (Battery Powered), Dual Cam

eufy Security Video Doorbell E340 (Battery Powered), Dual...

The eufy Security Video Doorbell E340 stands out with its exceptional night vision capabilities and flexible power options, making it a fantastic choice for virtually any home. Just like its S330 cousins, it boasts Dual Cameras for superior viewing, ensuring both your visitor and the ground in front of your door are visible. But the real showstopper here is the industry’s first dual-light system for Color Night Vision, delivering clearer, less blurry nighttime views up to 16 feet. Whether you prefer the simplicity of battery power or a wired connection for continuous charging, the E340 offers that flexibility. Plus, it plays nicely with a wide range of chimes and smart assistants, giving you excellent integration options.

  • Key Features:
    • Dual Cameras for comprehensive front door coverage.
    • Revolutionary Color Night Vision for clear, detailed nighttime viewing.
    • 2K Full HD Clarity for crisp visuals.
    • Flexible Power: Choose between battery-powered (quick-release) or wired setup.
    • Broad chime compatibility (existing, HomeBase, Minibase Chime, Alexa, Google).
    • Local data storage with no subscription fees.
  • Pros:
    • Exceptional low-light performance.
    • Versatile installation options (battery or wired).
    • Wide compatibility with smart home ecosystems and chimes.
    • Dual cameras enhance security.
  • Cons:
    • Battery needs occasional recharging/swapping if not wired.
    • Not compatible with older eufy Wi-Fi Chimes (T8020/T8740/T8742).
  • User Impressions: Reviewers are consistently amazed by the vivid color night vision and the flexibility of installation. The E340’s ability to seamlessly integrate with their preferred smart home assistant is also a big draw.
  • See it on Amazon here: [Link to Amazon]

5. eufy Security Video Doorbell S330, Battery-Powered, Dual Cam (Requires HomeBase 3)

eufy Security Video Doorbell S330, Battery-Powered, Dual...

Rounding out our list is another excellent eufy doorbell S330 best buy contender – the battery-powered version designed for seamless integration with HomeBase 3. This option is ideal if you value wireless installation freedom and are looking to build a robust, unified security system with BionicMind technology. It features the signature Dual Cam Technology and Dual Motion Detection for precise alerts and comprehensive views. With 2K HDR video, you get crystal-clear footage day or night. The standout feature, however, is the massive expandable local storage capabilities (up to 16TB!) when paired with HomeBase 3, meaning truly no monthly fees for virtually unlimited video history.

  • Key Features:
    • Battery-Powered for easy, wire-free installation.
    • Dual Cam Technology for eliminating blind spots.
    • Dual Motion Detection for highly accurate alerts.
    • 2K with HDR for clear and detailed surveillance.
    • Expandable Local Storage (up to 16TB) with HomeBase 3, no monthly fees.
    • Unified Security with BionicMind and eufy Security app integration.
  • Pros:
    • Flexible battery operation for easy placement.
    • Exceptional motion detection accuracy.
    • Massive expandable local storage capacity via HomeBase 3.
    • Integrates with Eufy’s advanced AI security platform.
    • No subscription required for storage.
  • Cons:
    • Requires HomeBase 3 for full functionality and storage expansion.
    • Wi-Fi connectivity is limited to 2.4GHz networks.
    • Thumbnail previews temporarily stored in the cloud.
  • User Impressions: Customers love the convenience of the battery power combined with the security features. The extensive local storage, thanks to HomeBase 3, is a major selling point, offering long-term peace of mind without recurring costs.
  • See it on Amazon here: [Link to Amazon]

Frequently Asked Questions about Eufy Doorbells

Eufy’s commitment to “one-time purchase for lifetime security” is a big draw. Here are some common questions about their video doorbells.

Q1: Do Eufy doorbells require a monthly subscription fee?
A1: No, most Eufy doorbells, including the S330 series, offer local storage capabilities, meaning you won’t incur any monthly fees for video recording and storage. Some advanced features, like cloud backup, might be optional subscriptions, but basic recording is free.

Q2: What is “Dual Cam Technology” on Eufy doorbells?
A2: Dual Cam Technology means the doorbell has two cameras: one front-facing camera for traditional views of visitors and another low-angle camera that points downwards to capture areas often missed, like packages on the ground or the lower half of a person. This eliminates blind spots and provides a more complete picture of your doorstep.

Q3: Is the eufy doorbell S330 compatible with Alexa or Google Assistant?
A3: Yes, many Eufy doorbell models, including various S330 versions, are compatible with smart home ecosystems like Amazon Alexa and Google Assistant. This allows you to view live feeds on smart displays or receive voice announcements when someone is at your door.

Q4: How does Eufy’s “No Monthly Fee” local storage work?
A4: Eufy doorbells often come with built-in storage (e.g., 16GB) or integrate with a HomeBase (like HomeBase 2 or HomeBase 3) which offers expandable storage via a hard drive or microSD card. This allows video recordings to be stored directly at your home, accessible via the Eufy Security app, without needing to pay for cloud storage.

Q5: Can Eufy doorbells detect packages?
A5: Yes, certain Eufy doorbell models, such as the eufy Security Video Doorbell S330 (HomeBase Add-on unit), feature “Delivery Guard” or similar AI-powered package detection. This allows the doorbell to recognize when a package is delivered and notify you, and even send reminders to pick it up.

Q6: Are Eufy doorbells easy to install?
A6: Installation difficulty varies by model. Battery-powered Eufy doorbells are generally very easy to install as they are wire-free. Wired models require existing doorbell wiring. The eufy Smart Lock S330 is designed for a relatively easy 15-minute DIY installation with standard US/Canadian deadbolt spacings.

Q7: What is the benefit of 2K with HDR video?
A7: 2K resolution provides a much clearer and more detailed image than standard 1080p, allowing for better visitor identification. HDR (High Dynamic Range) further enhances video quality by balancing exposure in challenging lighting conditions, such as bright sunlight directly behind a visitor, ensuring details aren’t lost in shadows or overexposed areas.


Final Thoughts

Finding the perfect video doorbell is all about balancing features, ease of use, and your specific security needs. When it comes to an eufy doorbell S330 best buy, you’re looking at a range of fantastic options that prioritize clear visuals, smart detection, and – perhaps most importantly – no ongoing subscription fees. Whether you need a simple battery-powered solution, a wired powerhouse, or an all-in-one smart lock, Eufy’s offerings are strong contenders for keeping your home secure.