DTH is direct to home broadcasting through satellite into viewers home without any third party. With on board set up boxes with high definition facility with more and more high definition channels reaching on board with longer hours of recording facilities for customers. True high definition content is which shot on HD camera and transmitted through HD camera. The beaming of 1080i content with upscale as some DTH providers are broadcasting is not true HD content. In Indian scenario Discovery HD, Movies Now, ESPN HD, Star World HD, Star Gold HD, Travel XP HD, I Concert HD, channels are true HD channels which shots in HD and transmitted through HD.
Tata Sky has one of the most intuitive and exhaustive graphical user interfaces. It has an I Phone app and yours phone can be used for remote by plugging in a mobile infrared accessory. The catch-up TV of Tata Sky kept on record yours favorite broadcasters and all these facilities are free with Tata Sky!
Videocon d2h is feature rich with HD and 3D compatibility. It is the only service currently offering the highest number of true HD channels.
Airtel Digital TV HD is most economical and has a good bouquet of channels. It is for limited budgets as well as for many channels facilities. The recording control from yours Airtel enabled cell from a distance has been a great feature, you can control form outside and can record yours favorite programs on the go. It is best for the ever moving professionals and it has pricing structure is best among lot.