The Obitsu doll is 1/2-1/3 (depending on sales) the price of the Volks.
When you're talking upwards of 400, that's not a small amount of money.
Even if you can buy 2 or 3 for the price of one, those 2 aren't going to be the same quality as the Volks.
Obitsu has magnetic feet and a base, Volks doesn't need that , she can stand on her own
The sculpt details in the torso are a vastly different quality
Top Volks foot.
Top Volks palm
Look at the difference in the structure of the clavicle!
The volks reads much more realistic and with a greater attention to detail!