| VC123NS | VC122NS | VC120NS | Competition | |
|---|---|---|---|---|
| Flexible spine |
Yes
|
Yes
|
Yes
|
Some
|
|
3D rubber detachable
muscles and nerves
|
Yes
|
Yes
|
Yes
|
No
|
| Brain Stem |
Yes
|
Yes
|
Yes
|
Some
|
| Made in USA |
Yes
|
Yes
|
Yes
|
No
|