Updated late 2017
Most HDTVs today can accept a number of different input formats. These are typically listed in the specifications as:
480i, 480P, 720P (sometimes not), 768P (mostly not), 1080i, 1080P (sometimes not) and 4K. The inputs handle the various outputs from STBs, DVD players, etc. Note that all HDTVs do not handle all formats. For example, some TVs do not accept 720P signals, 768P, or 1080P signals. When you press the Info/display/recall or similar button on your TV's...
FAQ - Native Display Resolution vs. Input Format
Most HDTVs today can accept a number of different input formats. These are typically listed in the specifications as:
480i, 480P, 720P (sometimes not), 768P (mostly not), 1080i, 1080P (sometimes not) and 4K. The inputs handle the various outputs from STBs, DVD players, etc. Note that all HDTVs do not handle all formats. For example, some TVs do not accept 720P signals, 768P, or 1080P signals. When you press the Info/display/recall or similar button on your TV's...
FAQ - Native Display Resolution vs. Input Format