The "720p" signifies a resolution of 1280x720 pixels. While 1080p and 4K offer higher pixel counts, 720p is often considered the "sweet spot" for several reasons:
A 720p rip usually takes up significantly less space (often 1-2 GB) compared to 1080p (4-8 GB), making it ideal if your hard drive is getting full. Smooth Playback: The Amazing Spider Man Brrip 720p Dual Audio