Both are called "Pro" and cost almost the same, so which one should you buy for your PC? In 2026 the answer is simpler than it used to be, because one of them is no longer supported by Microsoft.
The big difference: support
Windows 10 support ended on 14 October 2025. Consumer Extended Security Updates run only until 13 October 2026. Windows 11 keeps receiving updates. If your PC can run Windows 11, that alone settles it for most people.
Feature comparison
| Windows 10 Pro | Windows 11 Pro | |
|---|---|---|
| BitLocker, Remote Desktop, Hyper-V | Yes | Yes |
| Security updates | Ended (ESU to Oct 2026) | Ongoing |
| Interface | Classic Start menu | Centred taskbar, Snap layouts, widgets |
| Hardware | Runs on older PCs | Needs TPM 2.0, Secure Boot, supported CPU |
| Gaming | Good | Good, plus newer gaming features such as Auto HDR |
| Long-term | Winding down | Where new features go |
Choose Windows 11 Pro ifโฆ
- Your PC meets the requirements (check our requirements guide).
- You want updates for years.
- You are setting up a new PC or office.
Choose Windows 10 Pro ifโฆ
- Your hardware can't run Windows 11.
- You depend on old software or drivers that only work on Windows 10.
- The PC stays offline or runs one dedicated job.
Can I upgrade later?
Yes. A Windows 10 Pro PC that meets the requirements upgrades to Windows 11 Pro for free. See what to do after Windows 10 support ended.
Frequently asked questions
Is Windows 11 Pro faster than Windows 10 Pro?
On the same hardware performance is similar. Some tasks are a little better, but don't expect a big jump.
Does a Windows 10 Pro key work on Windows 11 Pro?
Yes, for the same edition.
Is Windows 10 safe to use in 2026?
Only with ESU or on a PC with limited internet use. Plan an upgrade.