I’ve only tasted Anna so can’t help on best taste but here are some cultivars :
Ananasnaya (Anna)
Chang Bai Giant
Changbai Mountain
Cordifolia
Geneva
Hardy Red
Issai
Ken’s Red
Rossana Italian
Natasha ™ Russian
Ogden Point
Red Princes
Tatyana™ Russian
Dumbarton Oaks
Bower Vine
Dessert Kiwi
Cocktail Kiwi
Tara Vine
Yang Tao
Prolific Hardy
MSU Hardy
Emerald™
There are also yellows and named males.
List of yellows here: