The HD Remaster is not a simple upscale. Square Enix rebuilt character models, re-recorded the soundtrack (with an option to toggle the original), and added new content:
The for the PlayStation Vita is a comprehensive compilation that brings two landmark RPGs to a portable format. Originally released in 2014, this collection was developed by Virtuos in collaboration with Square Enix . Physical vs. Digital ROM Details Final Fantasy X X-2 HD Remaster PS Vita ROM D...
The PS Vita TV plays all Vita games on a TV via HDMI. FFX/X-2 is fully compatible, giving you a console-like experience with a DualShock 3 or 4 controller. The HD Remaster is not a simple upscale