VNCI PT3G VS VXDIAG PT3G VS Custom VAS6154A:
| Device | VNCI PT3G | VXDIAG PT3G | Custom VAS6154A |
| Image |  |
 |
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| Brand | VNCI | VXDIAG | Clone |
| Driver | VNCI Driver | VX Manager + PT3G Driver | Driver for VAS6154A PIWIS3 |
| CANFD/ DOIP | √ | CANFD ×, DOIP √ | × |
| Compatible with multi-version PIWIS |
√ | √ | Patch Required |
| KW71 Protocol 1995MY previous vehicles |
√ | × | × |
| Vehicle Coverage | 1996-2023 | 2005-2022 | 2005-2022 |
| Software Version | PIWIS3 V38.25 + V42.10 | PIWIS3 V38.250 + V41.600 | |
| Software Update | SDD | SDD | |
| Compatible with original PIWIS driver |
× | √ | × |
| Compatible with original software |
√ | √ | √ |
| Works as J2534 passthru device | × | √ | √ |
| Read/Clear DTC | √ | √ | √ |
| Component Text | √ | √ | √ |
| Live Data | √ | √ | √ |
| Boot Fault Finding (GFF) | √ | √ | √ |
| Enquiry Catalogue Parts | √ | √ | √ |
| Maintenance/ Repair Function | √ | √ | √ |
| Logging | √ | √ | √ |
| Writing Diagram Application | √ | √ | √ |
| ECU Coding | √ | √ | √ |
| ECU Programming | × | √(Online Account Required) | / |
| Engineering Mode | × | √ | / |
| Connection | USB, WiFi, LAN | USB, WiF, LAN | USB, WiFi |
| License | Porsche only | Support Optional Various Brand Licenses | / |
