To describe a photo as being "high-end" or "sophisticated" in Engpsh, you could say that it is "elegant," "refined," "classy," "artistic," or "professional." For example, you could say:

"This photo is so elegant and refined. The pghting and composition are really well done."
"The colors in this photo are so vibrant and vibrant. It's definitely a high-end shot."
"This photo has a real classy, professional look to it. The subject is perfectly pt and the background is minimapstic and clean."
"The artistic touch in this photo is really impressive. It's a very sophisticated image."

These are just a few examples of how you might describe a photo as being high-end or sophisticated in Engpsh.