TIFF vs SUN — Comparison & Free Converter
Fast, instant TIFF to SUN conversion. No signup required. Just drop your .tiff file and get .sun in seconds.
Batch Settings
大切な画像を高品質で保存したい時、TIFF形式は非常に頼りになる存在です。特に、緻密なイラストやビジネス文書のスキャンなど、細部の表現が求められる場面でその真価を発揮します。しかし、ウェブ上での共有や特定のシステムでの利用を考えると、より普遍的なSUNラスター形式への変換が必要となることがあります。このページでは、お手持ちのTIFFファイルを、互換性の高いSUN形式へスムーズに変換するお手伝いをいたします。複雑な設定は一切不要。どなたでも簡単にお使いいただけるよう、直感的な操作性を追求しました。大切な画像を、用途に合わせて最適な形式で活用できるよう、ぜひ当社の変換ツールをご利用ください。
- 漫画原稿のデジタルアーカイブ
- ビジネス文書の社内システム連携
- 古地図や歴史的資料の電子化
日本のDTP環境では、TIFFはしばしば標準的な画像形式として利用されますが、特定のレガシーシステムや科学技術分野ではSUNラスター形式が今でも利用されることがあります。特に古いUnix系システムとの連携において、この変換が役立つ場面があります。
About TIFF to SUN Conversion
TIFF or SUN — which format should you use? The answer depends on your needs. Here's a quick breakdown.
TIFF is an uncompressed or losslessly compressed format favoured in print, publishing, and professional photography. It has mostly universal platform support. SUN is a widely used file format. It has common platform support.
So when should you convert TIFF to SUN? This conversion is ideal when you When you need a SUN file. This conversion helps you convert between formats quickly.
Converting TIFF to SUN maintains high quality with CocoConvert's optimised encoder settings.
If you've decided SUN is the right choice, CocoConvert makes the conversion effortless. Upload your .tiff file, pick SUN, 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 TIFF to SUN
- 1
Choose your TIFF file
Upload your .tiff file using drag-and-drop or the file browser. Batch mode lets you add multiple files.
- 2
Set format to SUN
Select .sun 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 image files.
- 4
Get your SUN file
Download your converted file instantly. Batch downloads are available as a zip archive.
What Happens When You Convert TIFF to SUN
Your TIFF file is decoded and re-encoded as SUN.
Your TIFF file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in SUN format
The converted file is ready for download
Format Comparison
TIFF
.tiff file
| Extension | .tiff |
| MIME Type | image/tiff |
| Category | Image |
SUN
.sun file
| Extension | .sun |
| MIME Type | image/x-sun-raster |
| Category | Image |
Should You Convert TIFF to SUN?
When to Convert
- ✓When you need a SUN file
Frequently Asked Questions
Should I use TIFF or SUN?
It depends on your goal. TIFF preserves full quality. SUN preserves full quality. Choose based on whether file size or quality matters more for your use case.
Is SUN higher quality than TIFF?
Not necessarily. Converting TIFF to SUN 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 TIFF to SUN 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 TIFF to SUN?
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 TIFF to SUN?
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.