It was developed and is owned by Microsoft Incorporation.

It was developed and is owned by Apple Incorporation.

It was launched in 1985.

It was launched in 2001.

It is designed for PC of all companies.

It is specifically designed for Apple mac computers.

Current stable version is Windows 11.

Current stable version is mac 12.0.1 (Monterey).

It is for workstation, personal computers, media center, tablets and embedded systems.

Its target system type is workstation, personal computers and embedded systems.

Computer architectures supported by Windows are IA-32, x86-64, IA-64, ARM, Alpha, MIPS and PowerPC.

Computer architectures supported are x86-64(10.4.7-present), IA-32(10.4.4-10.6.8) and PowerPC(10.0-10.5.8).

File systems supported are NTFS, FAT, ISO 9660, UDF, HFS+, FATX and HFS.

File systems supported are HFS+, APFS, HFS, UFS, AFP, ISO 9660, FAT, UDF, NFS, SMBFS, NTFS, FTP, WebDAV and ZFS.

Kernel type is Hybrid with modules here.

Kernel type is Hybrid with modules here also.

Package management is MSI or custom installer.

Package management is macOS installer.

The native APIs are Win32 and NT API.

The native APIs are Carbon, Cocoa, Java and BSD-POSIX.