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Posted by Kistent Waung - Contact Author

How to Free Convert WMV to MP4 with 98% Quality Kept

To convert video from WMV to MP4, online convert service is placed at the top of your priority list. Yet, majority of online video convert sites put limits on video file size, 100MB or 200MB being the maximum size. If your WMV footage is over 500MB, a professional WMV video converter is your way out.

Someone is asking on Google if there is one tool to decode WMV to MP4 without losing quality. The answer is NO. WMV video is encoded by WMV2 codec while MP4 is encoded by MPEG-4, H264 or H265 codec. When it comes to transcode WMV to MP4, the decoding and re-encoding processes are inevitable. Consequently, the resulting MP4 file is supposed to be lossy in quality. This doesn't mean there is nothing you can do to improve output file quality. Instead, you need to single out the best free video converter program with highest possible quality for you. Needless to look somewhere else, WinX Free Video Converter ticks all the boxes!

Best Free WMV Video Converter: No Size Limits and 98% Quality Reserved!

WinX Free Video Converter is powerful video converter freeware to convert virtually all video formats. The input and output formats are a page long, covering from WMV, FLV, WebM, 3GP to MP4, H264, H265, MOV, MKV, M4V, SWF, AVCHD, VOB, MP3, AC3, etc. To be specific:

● It allows you to load WMV files without file size limits, be it 500MB, 1GB, 10GB, 20GB....and convert WMV to MP4 in batch.
● Professional development team constantly upgrades conversion algorithm and optimizes High Quality Engine & De-interlacing to ensure the highest possible resulting quality, 98% quality kept!
● Pre-set 420+ device profiles enables you to directly convert WMV to iPhone iPad, Android (Huawei, Samsung, Sony, HTC...), Google Pixel, Microsoft device, Xbox, PS4/5, etc.

How to Transcode WMV to MP4 Free on Windows 10/8/7

Step 1. Add WMV file
Run WinX Video Converter, then click "+ Video" button to load WMV files. Bulk conversion is accessible, so don't worry about your input video size. Any size is fine.

Step 2. Select output format MP4 and output folder
Choose the video file, click "PC General Video ", and select "MP4 Video" as output format for selected files in the drop down list that opens. Click "Browse" button in output setting area, select a destination folder in the dialog box that opens, and then click OK.

Convert WMV to MP4 on Windows 10
Convert WMV to MP4 on Windows 10

Step 3. Enable High Quality Engine
To ensure the minimal quality damage, move your mouse to the lower right corner of the home screen, where manually tick "High Quality Engine" and "Deinterlacing". Hardware Accelerator will be auto activated if this software detects your computer supports GPU hardware acceleration, as well. GPU HW acceleration will offload WMV to MP4 conversion task from CPU to GPU for faster processing and relieve CPU burden to avoid software freezing or CPU overuse errors.

Enable High Quality Engine
Enable High Quality Engine

The "Merge" feature can be utilized to merge WMV video clips into one video. And the "Auto Copy" feature can realize the truly 1:1 lossless video conversion if your input and output video codecs are the same, such as MKV H264 to MP4 H264, MOV HEVC to MP4 HEVC.

Step 4. Convert WMV video to MP4
After finishing the above settings, check the files needed to convert in the file list, and click "RUN" button on the main interface, to start converting WMV to MP4 with virtually no quality degradation.

[YouTube Video Tutorial] How to Use WinX Video Converter to Re-encode Video

Still have question on How to decode video footage from WMV to MP4 on Windows 10/8/7, please feel free to Mail Us >>

External Reading:

Windows Media Video - Windows Media Video (WMV) is a series of video codecs and their corresponding video coding formats developed by Microsoft. It is part of the Windows Media framework...


author - Kistent Waung

Kistent Waung twitter icon

Graduated from Nanyang Technological University, Singapore, she employs herself in IT related content creation (since 2013) and happens to perfectly combine her major (computer & science) and her gusto (writing). She's seasoned at offering video audio conversion workarounds and always passionate about new trends, from hot HEVC, 4K to the new AV1 codec.

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