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What is FITS?

Flexible Image Transport System (FITS) is a scientific data format used primarily in astronomy for storing and transmitting images and datasets.

What is WMF?

Windows Metafile (WMF) is a vector and raster graphics format used by Microsoft Office for clip art and simple illustrations.

When Should You Use FITS vs WMF?

Use FITS When...

Reach for FITS when your priority is astronomy, scientific imaging, research — its uncompromising quality ensures every detail is preserved.

Use WMF When...

Reach for WMF when your priority is office documents, legacy vector graphics — its uncompromising quality ensures every detail is preserved.

FITS vs WMF: Key Differences

  • •The core technical difference: FITS relies on lossless compression whereas WMF uses lossless compression.
  • •Neither format changes compression philosophy — both are lossless compression — so any size differences are due to encoding efficiency, not a shift in quality approach.
  • •Transparency: Limited transparency support
  • •FITS files are typically Varies from 1MB to several GB while WMF files range 10KB to 5MB
  • •FITS is optimized for astronomy, scientific imaging, research while WMF is designed for office documents, legacy vector graphics — choose based on your specific workflow needs

Advantages of FITS

  • ✓FITS uses lossless compression tailored for Astronomy, scientific imaging, research.
  • ✓FITS is supported natively on virtually every device, browser, and operating system.
  • ✓FITS files are bit-for-bit perfect, preserving every pixel and sample for professional work.
  • ✓FITS integrates seamlessly with all major creative tools and workflows.

Advantages of WMF

  • ✓At its core, WMF relies on lossless encoding — a design choice that makes it perfect for Office documents, legacy vector graphics.
  • ✓You won't run into compatibility issues with WMF — it's a universal standard across platforms.
  • ✓File size management with WMF: larger files guaranteed to match the original exactly.
  • ✓Every major application in the Office documents, legacy vector graphics space supports WMF natively.

Common Use Cases for FITS to WMF Conversion

  • Digital art portfolios
  • Brochure and flyer design
  • Newsletter graphics
  • Video thumbnail creation
  • Certificate and badge design
  • Websites and online content

Industry Applications

Medical ImagingReal Estate PhotographyGame DevelopmentScientific VisualizationE-learning ContentWeb Development

Best Practices for FITS to WMF Conversion

  • →When converting FITS to WMF, check whether WMF supports transparency — if not, your transparent areas will be filled with a solid color
  • →Use WMF for maximum quality archival and FITS for lossless workflows
  • →Optimize images for web to reduce page load times — tools like our converter let you adjust quality settings before conversion
  • →Maintain original aspect ratio to avoid distortion during conversion
  • →Always keep a backup of your original files before converting
  • →Choose the appropriate quality settings for your specific use case

Related Article

JPG vs PNG vs WebP: Which Image Format Should You Use?

Learn more about FITS and WMF formats in our detailed guide.

Troubleshooting FITS to WMF Conversion

  • !Converting FITS to WMF gives blurry output → increase the quality setting before conversion
  • !Colors look different in WMF than FITS → check color profile mismatch (sRGB vs Adobe RGB)
  • !File size changed more than expected → WMF uses different compression, file size differences of 2-5x are normal
  • !Transparent areas in FITS turned white in WMF → WMF may not support transparency

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Convert FITS to WMF Online - Free & Fast

Convert FITS files to WMF online for free. High-quality conversion with no registration required.

Image Converter

Upload or enter a URL to convert FITS to WMF instantly

Click to upload or drag & drop FITS file

or paste from clipboard

.fits,.FITS (max 100MB)

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About FITS and WMF

FITS

FITS (FITS data) - Flexible Image Transport System, scientific data format. Best for astronomy, scientific imaging, research.

WMF

WMF (WMF vectors) - Windows Metafile, vector format for Microsoft Office clip art. Ideal for office documents, legacy vector graphics.

Format Comparison

CompressionLossless → Lossless
TransparencySupported
Use CaseConvert from astronomy, scientific imaging, research to office documents, legacy vector graphics
File Size~10KB to 5MB after conversion

FAQs

Is converting FITS to WMF free?

Yes, GoConvertFile offers free conversion of FITS to WMF for files up to 100MB. No registration required.

How long does it take to convert FITS to WMF?

Most FITS to WMF conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is WMF best used for?

WMF is ideal for office documents, legacy vector graphics. Windows Metafile, vector format for Microsoft Office clip art

What file size should I expect after converting FITS to WMF?

File size after FITS to WMF conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

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