Windows Server 2019 vs 2022
Licensing is identical — per physical core with a 16-core minimum plus CALs — so the choice is purely about security features and support lifecycle. Windows Server 2022 adds secured-core server, TLS 1.3 by default and hardware-rooted protections, and is supported until October 2031 versus January 2029 for 2019. For any purchase today, 2022 or 2025 is the rational choice.
Last reviewed by MSLicenseHub Licensing Desk on 2026-08-24.
Windows Server 2019 vs Windows Server 2022: full comparison
Which one should you buy?
Choose Windows Server 2022 (or 2025) if
You are buying now. 2019 leaves extended support in January 2029 and gains nothing on price per core.
Keep Windows Server 2019 if
It is already deployed and certified for your workloads — there is no urgency until the 2029 end-of-support date, but plan the migration.
Frequently asked questions
Do Windows Server 2022 CALs work with a 2019 server?
Yes. CALs are backwards compatible — a newer CAL always covers older servers, but an older CAL never covers a newer server.
Is Windows Server 2019 still safe to buy?
It is still supported until January 2029, but you pay the same per core as 2022 and lose several security features, so it is rarely the right purchase today.