Originally Posted by
DaveLeeNC
For cadence/speed/heartrate transmitters, the life time, for normal usage, is much less than that.
The ANT+ stuff works well anyway.
It seems BTLE was inspired by it.
Power consumption is comparable with Bluetooth V4.0 Low Energy protocol, the technology status is comparable with the very same chip foundries. Bluetooth foundries have single chip prices higher than for ANT.