Yes, Sony is the only channel that is consistent since it was launched 21 years back. It always offered limited and the best tv programs. For example: The Kapil Sharma Show, Aahat, C.I.D etc. are the shows that people will remember for ages.
While the other channels had their time for a few years, Sony is the only channel which has been in top 5 in terms of TRP throughout these two decades and why not? It chooses different and the best programs for viewers.
Even the reality shows like Indian Idol and Jhalak Dikhla have been consistently overwhelming to watch. And if not the shows only, different kind of movies will always be there to watch in the weekend.