| Special Functions | VA30 | VA30S |
| True RMS Measurement | √ | |
| Diode Test | √ | √ |
| Continuity Check | √ | √ |
| Auto Power Off | √ | √ |
| Low Power Indication | √ | √ |
| Back Light | √ | √ |
| Data Hold | √ | √ |
| Peak Hold | √ | √ |
| Relative Measurement | √ | √ |
| MAX/MIN Value Measurement | √ | √ |
| Misplug Alarm | √ | √ |
| Max. Display | 22000 | 22000 |