JPG、PNG 與 WebP 解決不同的影像問題。JPG 常見且適合照片。PNG 擅長透明背景與清晰的圖形。當你的發布流程支援時，WebP 通常是最好的傳輸格式。
快速選擇
| 圖片類型 | 適合的選擇 |
|---|---|
| 商品照片 | WebP 或 JPG |
| 含透明背景的標誌 | 來源用 PNG，若更小則用 WebP 傳輸 |
| 螢幕截圖 | 來源用 PNG，測試後用 WebP 傳輸 |
| 部落格主視覺 | WebP |
| 舊式上傳表單 | JPG 或 PNG |
大型透明 PNG 檔請試用 PNG to WebP；當相容性比檔案大小更重要時，請使用 WebP to PNG。
常見問題
網站照片該用 JPG、PNG 還是 WebP？
若支援就用 WebP，JPG 作為廣泛的備援，而透明背景或像素精準度重要時則用 PNG。
PNG 適合處理照片嗎？
PNG 可以儲存照片，但通常會產生比 JPG 或 WebP 大得多的檔案。
Resources
參考資源
利用這些參考資源，在指南、對應的支援頁面與內容製作者之間切換。
Convert between JPG, PNG, and WebP formats in your browser.
開啟工具JPG to WebP ConverterConvert JPG photos to smaller WebP images in your browser.
開啟工具PNG to WebP ConverterConvert PNG images to smaller WebP files in your browser.
開啟工具WebP to PNG ConverterTurn WebP files into PNG images when an upload form needs PNG.
開啟工具Image CompressorCompress JPG, PNG, and WebP images locally with quality controls.
開啟工具如何將圖片轉換為 PDF：JPG、PNG 與 WebP使用瀏覽器工具，將 JPG、PNG 與 WebP 圖片轉換為單一 PDF 檔案的逐步指南。
閱讀指南PNG vs WebP vs AVIF：該用哪種圖片格式？針對網站圖片、透明背景、螢幕截圖、照片與瀏覽器支援，實用比較 PNG、WebP 與 AVIF。
閱讀指南什麼是 WebP？什麼時候應該使用它？以初學者友善的方式說明 WebP，介紹它適用的情境，以及 PNG 或 JPG 何時仍是更好的格式。
閱讀指南Leon PatelCreates how-to guides and photo tips that keep the advice simple, clear, and ready to use in Gift Studio.
查看作者Dylan RossChecks guides and photo tips for freshness, usefulness, and a calm editorial voice.
查看審閱者開啟 Gift StudioApply the guide in the editor when you are ready to make the gift.
製作禮物See how the article was reviewed, then use the buttons below if something needs attention.
Editorial policyTopic graph
Keep exploring 網站圖片該用 JPG、PNG 還是 WebP？
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Use these free browser tools to prepare, edit, or convert your images.
Convert JPG photos to smaller WebP images in your browser. Free, private, and local for supported files.
Open toolPNG to JPG ConverterConvert PNG images to JPG in your browser. Free, private, and local for supported files.
Open toolPNG to WebP ConverterConvert PNG images to smaller WebP files in your browser while keeping transparency when the browser encoder supports it.
Open tool