SD Connect C4 and Star Compact C4 Differences

Many customers may have some misunderstanding between SD Connect Compact C4 and Star Compact C4. Although both of them are made to diagnose vehicles, they are complete two different products. The following part display some similarities and differences between these two diagnostic systems.


1) Star C4 and SD C4 both support vehicles after 2000;
2) They can both work in the voltage of 12V/24V cars, trucks, buses;
3) All core accessories adopt original new packing chip, and 24hours test, guarantee the quality of the products;
4) Both of them should be worked on Windows XP operating system;
5) They differ in outlook:
 Star Compact C4            SD Connect Compact C4
                   Star Compact C4 (Left pic)                                                            SD Connect Compact C4(Right pic)


1) SD Connect Compact 4 support wireless diagnoses, but Star C4 can not;
2) SD Connect Compact 4 Star Diagnosis not only support K line diagnose and CAN BUS, but also UDS diagnose protocol. Because old STAR C4 main board do not have UDS chip, so old STAR C4 can not support it.
3) SD Connect Compact 4 Multiplexer now use LAN cable to connect, so it can not used on IBM T30 laptop. While Star C4 can work on IBM T30;
4) SD Connect C4 system adopt Military quick swap technology, it can support 10,000 times pull plug, more stable than Star Compact C4.