The "IoT" designation in the license signifies a legal and operational shift rather than a purely technical one. While it shares the same binary codebase as standard Windows 10 Enterprise, the license strictly mandates use on fixed-purpose devices Target Devices
Before discussing costs, understand that Microsoft splits Windows 10 IoT Enterprise into two channels regarding licensing: windows 10 iot enterprise ltsc license
The "LTSC" license includes a specific support timeline: The "IoT" designation in the license signifies a
(2019 vs. 2021) that fits your support timeline What is Windows IoT Enterprise? | Microsoft Learn windows 10 iot enterprise ltsc license