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EXR vs HDR — Comparison & Free Converter

Fast, instant OPENEXR to HDR conversion. No signup required. Just drop your .exr file and get .hdr in seconds.

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Transparency will be lost

EXR supports transparency, but HDR does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead.

Layers will be flattened

EXR supports multiple layers, but HDR does not. All layers will be merged into a single flat image. Keep your original EXR file if you need to edit individual layers later.

Some metadata may not survive

Your EXR file may contain extensive custom attributes metadata. HDR has limited or no support for these metadata types. Location data (GPS), camera settings, and color profiles may be stripped during conversion.

Selamat datang di panduan konversi EXR ke HDR kami! Jika Anda seorang kreator konten, animator, atau sekadar ingin menghadirkan kualitas visual terbaik dari proyek Anda, Anda berada di tempat yang tepat. Format EXR yang kaya data sangat ideal untuk alur kerja profesional, namun seringkali dibutuhkan format HDR yang lebih luas kompatibilitasnya untuk berbagi atau presentasi akhir. Kami memahami betapa pentingnya menjaga detail dan rentang dinamis gambar Anda. Alat kami dirancang untuk memastikan setiap nuansa warna dan cahaya dari file EXR Anda ditransfer dengan sempurna ke format HDR, siap untuk dinikmati di berbagai perangkat dengan kejernihan yang memukau. Mari optimalkan aset visual Anda bersama kami!

  • Materi edukasi interaktif
  • Aset visual game seluler
  • Portofolio desain arsitektur

Di Indonesia, dengan maraknya penggunaan smartphone dan platform media sosial, konversi ke HDR memungkinkan konten visual tampil lebih menonjol dan imersif di layar perangkat mobile yang semakin canggih.

About OPENEXR to HDR Conversion

EXR or HDR — which format should you use? The answer depends on your needs. Here's a quick breakdown.

EXR (OpenEXR) is a high-dynamic-range format used in VFX, film, and 3D rendering pipelines. It has niche platform support. HDR (Radiance) is a high-dynamic-range image format used in lighting and rendering. It has niche platform support.

Full Name: EXR uses OpenEXR Image, while HDR uses Radiance HDR Image. Compression: EXR uses Lossy & Lossless, while HDR uses Lossless. Transparency: EXR uses Yes, while HDR uses No.

So when should you convert EXR to HDR? This conversion is ideal when you When you specifically need a HDR file for your workflow. This conversion helps you convert between formats quickly.

EXR supports transparency, but HDR does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead. Common misconception: ""My file's transparent background will carry over to HDR"" — in reality, hdr doesn't support transparency. transparent areas become solid (usually white). save as png or webp if you need transparency.

If you've decided HDR is the right choice, CocoConvert makes the conversion effortless. Upload your .exr file, pick HDR, 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 OPENEXR to HDR

  1. 1

    Choose your EXR file

    Upload your .exr file using drag-and-drop or the file browser. Batch mode lets you add multiple files.

  2. 2

    Set format to HDR

    Select .hdr from the output options. The converter applies optimal quality settings automatically.

  3. 3

    Run the conversion

    Click Convert. Server-side processing means your device stays fast — even for large image files.

  4. 4

    Get your HDR file

    Download your converted file instantly. Batch downloads are available as a zip archive.

What Happens When You Convert OPENEXR to HDR

Your EXR image is decoded into raw pixel data, then re-encoded as HDR.

1

Your EXR file is decoded — the compressed/stored pixel data is expanded into raw RGBA (with alpha channel) pixels

2

Transparency is resolved: transparent pixels are composited onto a white background

3

Pixels are re-encoded using Radiance HDR Image's lossless compression

4

Metadata (EXIF, ICC profiles) is transferred where HDR supports it

5

The HDR file is saved and ready for download

OPENEXR vs HDR — Detailed Comparison

Feature.EXR.HDR
Full NameOpenEXR ImageRadiance HDR Image
CompressionLossy & LosslessLossless
TransparencyYesNo
AnimationNoNo
Color Depth16 or 32 bits/channel (half/full float)32-bit float (RGBE encoding)
HDR SupportYesYes
Typical File Size50–500 MB5–50 MB
Platform SupportVery LimitedVery Limited
Browser Supportnonenone
Year Created20031985
Open StandardYesYes

Should You Convert OPENEXR to HDR?

When to Convert

  • When you specifically need a HDR file for your workflow

When NOT to Convert

  • You need to preserve transparent areas — HDR doesn't support transparency
  • You still need to edit individual layers — HDR flattens everything

Consider alternatives:

PNGlossless with transparency supportWebPsmaller files with transparency

Common Mistakes When Converting OPENEXR to HDR

"My file's transparent background will carry over to HDR"

HDR doesn't support transparency. Transparent areas become solid (usually white). Save as PNG or WebP if you need transparency.

Frequently Asked Questions

Should I use EXR or HDR?

It depends on your goal. EXR preserves full quality. HDR preserves full quality. Choose based on whether file size or quality matters more for your use case.

Is HDR higher quality than EXR?

Not necessarily. EXR supports transparency, but HDR does not. Transparent areas will be filled with a solid color (typically white). If you need transparency, consider converting to PNG or WebP instead. Quality depends on the compression type and settings, not just the format name.

Can I convert EXR to HDR 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 EXR to HDR?

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 EXR to HDR?

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.

Powered by — installed on our conversion workers
ImageMagick 7.1 (locked policy.xml)libheif 1.xlibjxl-tools 0.11.xLibRaw / dcraw_emu 0.21.xSharp 0.34.x (Node)

Versions are pinned in our worker Dockerfile and re-built via CI on every change.