| Selector | S8 | VSE | comment |
| ifNil: | Yes | No | |
| ifNotNil: | Yes | No | |
| ifNotNil:ifNil: | Yes | No | |
| ifNil:ifNotNil: | Yes | No | |
| printString | Yes | No | equivalent to VSE's #printOn: method |
| compiler | Yes | No | |
| subclass:instanceVariableNames: | Yes | No | |
| subclass:instanceVariableNames:category: | Yes | No | |
| asJSONObject | Yes | No | |
| shallowCopy | Yes | No | |
| deepCopy | Yes | No | |
| value | Yes | No | |
| @ | Yes | No | |
| = | Yes | No | |
| ~= | Yes | No | |
| printOn: | No | Yes | |
| isNil | Yes | Yes | equivalent |
| notNil | Yes | Yes | equivalent |
| Selector | S8 | VSE | comment |
| new | Yes | No | the exception is not necesarily the same in both's implementation |
| new: | No | Yes | compatibility analysis here. |