Purism are making a security and privacy focused phone and OS that may be of interest to you, but it's not yet available. Baseband support is 4G, and separated

Purism are making a security and privacy focused phone and OS that may be of interest to you, but it's not yet available. Baseband support is 4G, and separated from the CPU: https://puri.sm/shop/librem-5/ https://puri.sm/shop/librem-5/