Building a smart home in 2026 doesn't require a massive investment or complex setup. The best smart home devices connect via Wi-Fi or Matter — the new universal smart home standard — and work with Alexa, Google Home, and Apple HomeKit. We compare prices across eBay, Best Buy, and Walmart so every device you add to your home costs as little as possible.
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We compare prices across eBay, Best Buy, Walmart, and AliExpress daily. Bookmark this page to always find the lowest deal.
Browse all deals →Amazon Alexa has the widest device compatibility. Google Home integrates best with Android. Apple HomeKit is most secure and private. The Matter standard now lets most devices work across all three.
Most smart home devices require internet for cloud-based automation and remote control. Local control (working on your home network without internet) is becoming more common with Matter-compatible devices.
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