XLSX vs XML — Comparison & Free Converter
Fast, instant XLSX to XML conversion. No signup required. Just drop your .xlsx file and get .xml in seconds.
Batch Settings
Some metadata may not survive
Your XLSX file may contain Office XML properties metadata. XML has limited or no support for these metadata types. Location data (GPS), camera settings, and color profiles may be stripped during conversion.
About XLSX to XML Conversion
XLSX or XML — which format should you use? The answer depends on your needs. Here's a quick breakdown.
XLSX is Microsoft Excel's modern format supporting formulas, charts, and multiple sheets. It has universal platform support. XML (Extensible Markup Language) is a structured data format used in enterprise integrations. It has universal platform support.
Full Name: XLSX uses Microsoft Excel Spreadsheet, while XML uses Extensible Markup Language. Compression: XLSX uses Lossless, while XML uses None (uncompressed). Typical File Size: XLSX uses 50 KB–50 MB, while XML uses 1 KB–100 MB.
So when should you convert XLSX to XML? This conversion is ideal when you You need a file that works in web browsers, or when you You need maximum device and software compatibility. This conversion helps you convert between formats quickly.
Converting XLSX to XML maintains high quality with CocoConvert's optimised encoder settings.
If you've decided XML is the right choice, CocoConvert makes the conversion effortless. Upload your .xlsx file, pick XML, and click Convert — done in seconds. The converter runs on secure servers in Germany, powered by FFmpeg, Sharp, and qpdf. Files are encrypted via TLS and erased within 24 hours.
Free tier: 5 files/hour, 250 MB each. Pro: 100 files/hour, 5 GB each. Works in every modern browser on desktop and mobile.
How to Convert XLSX to XML
- 1
Choose your XLSX file
Upload your .xlsx file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to XML
Select .xml from the output options. The converter applies optimal quality settings automatically.
- 3
Run the conversion
Click Convert. Server-side processing means your device stays fast — even for large spreadsheet files.
- 4
Get your XML file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert XLSX to XML
Your XLSX file is decoded and re-encoded as XML.
Your XLSX file is uploaded and the format is validated
The file content is decoded into its raw representation
The data is re-encoded in XML format with optimal settings
The converted file is ready for download
XLSX vs XML — Detailed Comparison
| Feature | .XLSX | .XML |
|---|---|---|
| Full Name | Microsoft Excel Spreadsheet | Extensible Markup Language |
| Compression | Lossless | None (uncompressed) |
| Typical File Size | 50 KB–50 MB | 1 KB–100 MB |
| Platform Support | Universal | Universal |
| Browser Support | none | Universal |
| Year Created | 2006 | 1998 |
| Open Standard | Yes | Yes |
Should You Convert XLSX to XML?
When to Convert
- ✓You need just the audio track from a video recording
- ✓You're creating a podcast or audio file from video content
- ✓You need a file that works in web browsers
- ✓You need maximum device and software compatibility
Frequently Asked Questions
Should I use XLSX or XML?
It depends on your goal. XLSX preserves full quality. XML preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is XML higher quality than XLSX?
Not necessarily. Converting XLSX to XML maintains high quality with CocoConvert's optimised encoder settings. Quality depends on the compression type and settings, not just the format name.
Can I convert XLSX to XML on Mac and Windows?
Yes. CocoConvert is a web-based tool that works in all modern browsers — Chrome, Safari, Firefox, Edge — on any operating system including macOS, Windows, Linux, iOS, and Android.
Is CocoConvert free for XLSX to XML?
Yes. Free users get 5 conversions per hour (250 MB each). Pro subscribers unlock 100 files per hour, 5 GB per file, and priority processing.
What tools does CocoConvert use for XLSX to XML?
CocoConvert uses FFmpeg for audio/video, Sharp for images, and qpdf for documents — the same open-source libraries used by Netflix, YouTube, and major enterprise platforms.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.