The MB SD C4 was the fastest across most tests, while the OpenPort 2.0 was the slowest overall, particularly during the initial connection and full vehicle scan. This slower speed may be a notable factor for professionals who value rapid diagnostics.
If you respect the limitations, the Openport 2.0 will transform your Openport 2.0 into a Mercedes diagnostic powerhouse. Xentry Passthru Openport 2.0
Because Xentry Passthru communicates over standard CAN bus protocols rather than the specialized hardware channels of a dealer multiplexer, it has two major limitations: The MB SD C4 was the fastest across
Deep scanning, clearing diagnostic trouble codes (DTCs), and viewing real-time data streams across all modules (Engine, Transmission, ABS, Airbag, etc.). Because Xentry Passthru communicates over standard CAN bus
The primary limitation of the Openport 2.0 in a Passthru environment is with older Mercedes models that rely heavily on the protocol for module communication.
Follow the on-screen prompts, opting for the "Passthru" configuration version when asked. Restart your laptop once the installation finishes.