Zigbee is a low-power mesh protocol designed specifically for smart home devices. It excels at connecting many battery-powered sensors and switches with minimal power consumption.

Overview

Zigbee operates on the 2.4GHz band and creates a mesh network where devices relay signals to each other. This extends range throughout your home.

Pros

Excellent battery life - Sensors last 2-5 years
Mesh networking - Devices extend the network
Low latency - Fast response times
Supports hundreds of devices - Scales well
Local control - Works without internet

Cons

Requires a hub - Need Zigbee coordinator
2.4GHz interference - Can conflict with WiFi

Best Use Cases

Motion and door/window sensors
Smart light bulbs and switches
Large smart home systems (20+ devices)

Compatible Hubs

Amazon Echo (4th gen and newer)
Samsung SmartThings
Philips Hue Bridge
Home Assistant