Vs have a higher back but lower shoulders. Cs have lower backs but higher shoulders. Vs are known to be more comfortable for chording. Cs are more comfortable for solos. (just a guideline).
At the end of the day, what you go for is the one that should be more comfortable to you.
Soft Vs have a lower back and slightly more rounded shoulders, closer to a C, but still not as curved.
The 57 AVRI is a V. not Soft V.
And one should know this:The V profile was something created by accident.