

Both operate using the same frequency band, but Bluetooth LE is the more popular option, by far.

There are two types of Bluetooth technology as of 2020: Bluetooth Low Energy (LE) and Bluetooth Classic (more formally known as Bluetooth Basic Rate/Enhanced Data Rate, or BR/EDR). Making sure that Bluetooth devices and other wireless communications technologies don't interfere with one another is essential. Many devices that you may already use take advantage of this same radio-frequency band, including baby monitors, garage-door openers and the newest generation of cordless phones.
