Difference Between Desk Phone, Mobile Phone, Soft Phone, & Call Center

To gain a better understanding of the differences between phone technologies, let’s focus on how each device is used.

Option	Internet Required	Portable	Best For

Option	Internet Required	Portable	Best For
Legacy Desk Phone	❌ No	❌ No	Basic, legacy campus calling
Mobile Phone or tablet	✅ (cell LTE or Wi-Fi)	✅ Yes	Remote work
Soft Phone App	✅ Yes	✅ Yes	Remote or hybrid work
IP Phone	✅ Yes	❌ No	Office use with Internet calling
Mitel Call Center	✅ Yes	❌ No	High-volume call-handling teams