The best replacement for hd radio is satellite radio.

The best alternatives to hd radio are rated as following:
★★★★★  satellite radio
★★★★  xm
★★★  satellite
★★★  sirius
★★  dab
★★  xm radio
★★  internet radio
★  fm
★  rds
★  digital radio
  fm radio
  regular radio
  drm

Your alternative for hd radio is not listed? Suggest!
Speaking about hd radio, one probably shouldn't forget about itunes tagging.

Other search terms related to hd radio and their ratings are:
★★★★★ itunes tagging
You have in mind a companion for hd radio and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of hd radio in all years. Click on graph for more.
hd radio
satellite radio
xm