The most important difference between Arlo Go models from different service providers is who you need to contact for support regarding your service plan. For more information, see Who do I contact for Arlo Go support?.
Arlo Go cameras from different service providers operate on different carrier networks and support different roaming capabilities.
Arlo Go cameras cannot be transferred between service providers. For example, an AT&T Arlo Go camera cannot be used with an Arlo Mobile SIM card or data plan.
By default, roaming is disabled on all Arlo Go cameras.
If you are not sure what model you have, see How can I tell who my Arlo Go service provider is?.