Up to 2x bandwidth of Bluetooth 4.2 with low energy.
Up to 4x range of Bluetooth 4.2 with low energy.
Up to 8x the broadcasting message capacity over Bluetooth 4.2, with support for larger data packets: 31-octet to 255-octet packages. Ability to offload advertising date from the 3 advertising channels to up to 37 broadcasting channels.
Detect and prevent interference at the edges of the 2.4 GHz ISM band and the neighboring LTE band.
source: Bluetooth