For my purposes, it is perfectly adequate and I am satisfied.
As Archer I shoot in competitions to a maximum of 90 meters on a straw plate.
With the spotting scope you can see well at this distance, the impact location.
One can readily tell if you have for example a 8 or 9 shot.
A spotting scope is for this purpose better than a pair of binoculars because it rests on a tripod and does not wobble.
Once I have addressed it to the full moon and you could see the lunar craters well.
A comparison with a Carl Zeiss spotting scope or another quality brand I've never done.
For me it is not decisive because the spotting scope is sufficient for my needs.
Should So before you buy a spotting scope to be necessarily superior for what purpose you want to use it.
I guess a hunter who wants to watch at dusk deer will come to a very different result.