Bluetooth is widely used for short-range smart home connections, particularly for initial device setup, proximity-based control, and simple accessories.

Overview

Bluetooth Low Energy (BLE) is used in smart home for device pairing, local control, and beacon-based automation. Many Matter devices use Bluetooth for initial commissioning.

Pros

Universal phone support - Works with any smartphone
Low power - Good battery life
No hub required - Direct phone connection
Simple setup - Familiar pairing process

Cons

Limited range - About 30 feet typically
Phone dependency - Often needs phone nearby
No mesh - Each device is independent

Best Use Cases

Smart locks with phone proximity unlock
Initial Matter device setup
Portable/personal devices