Bluetooth, at least on Logitech devices that support both their proprietary connection and BT, seems to have far more latency in many situations. The difference

Bluetooth, at least on Logitech devices that support both their proprietary connection and BT, seems to have far more latency in many situations. The difference is Logitech's proprietary setup with Unifying receivers allows multiple compatible devices to be paired or unpaired to any Unifying receiver, including multiple receivers and (on some newer mice/keyboards) simultaneously connected receivers.