CX ConvertX
Disk images

VMDK → IMG

Learn about the formats: What is VMDK? What is IMG?

At a glance

ConvertX.am converts VMDK files to IMG online, for free and without signing up. Upload a file of up to 500 MB and download the IMG result; uploaded and converted files are deleted automatically within about an hour.

Input:
VMDK
Output:
IMG
Price:
Free, no sign-up
File size:
Up to 500 MB
Your files:
Deleted automatically within about an hour

Convert your VMware Virtual Machine Disk (VMDK) directly to a raw disk image (IMG) using our online conversion tool. This process is essential for system administrators migrating virtual appliances to physical hardware or alternative hypervisors.

VMDK is the proprietary virtual disk format developed for VMware environments, storing partition tables, filesystems, and data within a container optimized for virtual machines. IMG, on the other hand, is a raw sector-by-sector binary dump of a storage medium without proprietary headers or metadata structures. Converting VMDK to IMG strips away VMware-specific encapsulation, transforming the virtual disk into a flat, universal block device image that can be flashed directly onto physical drives or mounted by various disk utilities.

The conversion between VMDK and IMG is entirely lossless because both formats store raw sector data; your filesystem structure and data integrity remain completely untouched.

Tips

Common use cases

Why ConvertX stays free — forever

We built this project so anyone can convert files without paywalls, accounts, or hidden limits. Here is what that promise means in practice.

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Free tools today — and always

Every converter on ConvertX is free to use: no trials, no premium tiers, and no credit packs. We will never put core conversion features behind a subscription. Whether you convert one photo or a hundred files a week, the price stays zero.

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Privacy-first processing

Many image, audio, and video conversions run entirely in your browser. Your files never leave your device for those jobs. When server processing is required for documents or specialized formats, uploads are handled securely and removed automatically — typically within one hour.

File formats: what to choose

A quick guide to strengths and trade-offs of popular formats — so you pick the right one before converting.

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Disk images

Virtual disks and raw drive images.

Common extensions: ISO, IMG, VHD, VMDK, QCOW2

Advantages
  • + ISO is standard for installers and OS images
  • + VM formats bundle entire systems
  • + Preserves exact byte-level copies
Disadvantages
  • − Images are often several gigabytes
  • − Conversion between VM formats can be slow
  • − Boot sectors may break if format changes
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Images

Raster and vector graphics for web, print, and photography.

Common extensions: PNG, JPG, WebP, AVIF, GIF, SVG, HEIC, TIFF

Advantages
  • + WebP and AVIF offer excellent compression for the web
  • + PNG keeps transparency and sharp edges
  • + SVG scales without quality loss
Disadvantages
  • − RAW and TIFF files are large and slow to share
  • − JPEG loses quality on every re-save
  • − Some formats are not supported in older browsers
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Documents

Office files, PDFs, ebooks, and plain text.

Common extensions: PDF, DOCX, XLSX, PPTX, ODT, EPUB, TXT

Advantages
  • + PDF locks layout for printing and sharing
  • + DOCX and ODT are easy to edit collaboratively
  • + Plain text works on any device
Disadvantages
  • − PDF is hard to edit without special tools
  • − Complex layouts may shift after conversion
  • − Scanned PDFs need OCR for editable text
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Video

Clips, streams, screen recordings, and movies.

Common extensions: MP4, WebM, MOV, MKV, AVI, MPEG

Advantages
  • + MP4 (H.264/H.265) plays almost everywhere
  • + WebM is efficient for web embedding
  • + MKV can hold multiple audio and subtitle tracks
Disadvantages
  • − High-resolution video needs lots of storage and bandwidth
  • − Re-encoding always takes time and may reduce quality
  • − Some codecs require licensing for commercial use

Frequently asked questions

No. The conversion is entirely lossless, preserving every sector, partition, and file identically to the original virtual disk.
The file size may vary marginally due to the removal of VMDK metadata headers or differences in sparse allocation handling.
Yes, once written to a physical drive using a sector-writing utility, the IMG file functions as a bootable raw disk.

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