Convert Matroska Video (.mkv) to Windows Media Video (.wmv) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .mkv file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .wmv file when it's ready.
WMV (Windows Media Video) is Microsoft's proprietary video format that has been a Windows staple since 1999. While largely replaced by H.264/MP4 for modern use, WMV remains necessary for legacy Windows environments including older PowerPoint presentations, Windows Media Center setups, and enterprise video distribution systems built on Microsoft technology.
Certain enterprise environments have standardized on WMV for their video workflows. Legacy SharePoint video libraries, Windows Media Services streaming servers, and corporate intranet portals built with older ASP.NET technology expect WMV files. Upgrading these systems may not be feasible due to budget, compliance, or vendor lock-in constraints, making WMV conversion a practical necessity.
Older versions of Microsoft PowerPoint (2007 and earlier) only embed WMV video reliably. Organizations maintaining legacy training materials, corporate presentations, and e-learning content in these PowerPoint versions need WMV files that play within the presentation without requiring external codecs. Additionally, Windows Movie Maker (the version bundled with Windows 7) exports WMV, and users sharing projects between Movie Maker and newer editing tools may need the MKV-to-WMV bridge.
FFmpeg transcodes MKV to WMV using the msmpeg4v3 or WMV2 codec (wmv2), or WMV3/VC-1 (wmv3) for better quality. The output is packaged in an ASF (Advanced Systems Format) container with a .wmv extension. Resolution is typically preserved from the source, with bitrates between 1-8 Mbps for standard definition and up to 20 Mbps for HD. Audio is encoded to WMA v2 at 128-192 kbps. VC-1 (WMV3/WMV9) provides the best quality among WMV codec variants.
WMV using VC-1 at moderate bitrates (4-8 Mbps for 720p) produces acceptable visual quality comparable to early H.264 implementations. WMV2 at the same bitrate looks noticeably worse due to its older compression technology. For legacy system compatibility where WMV2 is required, expect visible blocking artifacts and less efficient compression compared to modern codecs.
| Device | MKV | WMV |
|---|---|---|
| Windows PC | Partial | Native |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Resolution: 1280x720
Bitrate: 4 Mbps
MKV to WMV conversion bridges the gap between modern video and legacy Microsoft infrastructure that has not migrated to MP4/H.264.
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Mọi trình duyệt, mọi thiết bị
| Tính năng | MKV | WMV |
|---|---|---|
| Tên đầy đủ | Matroska Video | Windows Media Video |
| Phần mở rộng | .mkv | .wmv |
| Phù hợp nhất cho | Multiple audio tracks | Windows native |