Can spirits with no alcohol, taste as good as the spirit with?

It depends what do you excpect. If you try any of Dryzen's spirit, you're not going to feel the exact same sensation as alcohol, but we did not attempt to achieve that when you drink it alone.
If you mix them in your favorite cocktail recipe, you can get something that tastes similar. With Dryxen, you can enjoy the feeling of alcohol in a cocktail but without the alcohol.