HD (High Definition) image picture resolution typically starts at: - 720p (1280x720 pixels) - 1080p (1920x1080 pixels) These resolutions are considered HD because they offer a significant improvement in picture quality compared to standard definition (SD) resolutions. - 720p is often referred to as HD Ready - 1080p is often referred to as Full HD (FHD) There are also higher resolutions like: - 1440p (2560x1440 pixels) - Quad HD (QHD) - 2160p (3840x2160 pixels) - 4K Ultra HD (UHD)