The reason 10x shot look so great is because it uses the 50MP main AND 10MP telephoto lenses so it has enough details available to produce very clear shot.
https://www.samsung.com/uk/support/mobile-devices/check-out-...
10MP F4.9 [10x, Dual Pixel AF], OIS, FOV 11°, 1/3.52”, 1.12µm
Space zoom is 10x on top of that.
The reason 10x shot look so great is because it uses the 50MP main AND 10MP telephoto lenses so it has enough details available to produce very clear shot.