Is it free to convert between HDR and ARW?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.hdr

.arw

HDR vs ARW

Compare Radiance HDR Image and Sony Raw Image formats — understand the key differences and when to use each

Format Overview

HDR

Radiance HDR Image

Radiance HDR Image (.hdr) is a image file format.

.hdrimage

ARW

Sony Raw Image

Sony Raw Image (.arw) is a image file format.

.arwimage

HDR vs ARW: Feature Comparison

Feature	HDR	ARW
Full Name	Radiance HDR Image	Sony Raw Image
File Extension	.hdr	.arw
Category	image	image
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use HDR vs ARW

Use HDR when you need:

•Files in Radiance HDR Image format for maximum compatibility
•Industry-standard image format support
•Wide software and platform compatibility

Use ARW when you need:

•Files in Sony Raw Image format for specific workflows
•Optimized image format features
•Modern format advantages and smaller file sizes

Convert Between Them

HDR ARW ARW HDR

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Learn More About These Formats

HDR Converter ARW Converter

Frequently Asked Questions

What is the difference between HDR and ARW?

HDR (Radiance HDR Image) and ARW (Sony Raw Image) are both image file formats. HDR files use the .hdr extension while ARW uses .arw. They differ in compression, quality, compatibility, and intended use cases.

Can I convert HDR to ARW for free?

Yes! Convert999 lets you convert HDR to ARW completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, HDR or ARW?

It depends on your use case. HDR (Radiance HDR Image) may be better for certain workflows, while ARW (Sony Raw Image) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

HDR Converter

Convert from HDR

ARW Converter

Convert from ARW

File Tools

Compress, resize, merge

Convert to HDR

All sources → HDR

Convert to ARW

All sources → ARW

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNG PNGvsWEBP JPGvsWEBP SVGvsPNG HEICvsJPG BMPvsJPG TIFFvsJPG GIFvsPNG

Feature

HDR

ARW

Full Name