當你需要乾淨的來源檔、精確的像素，或與設計工具廣泛相容時，請使用 PNG。當你想要更小的網站傳遞檔案且瀏覽器支援良好時，請使用 WebP。當你正在大幅優化、且能測試完整發布流程時，請考慮 AVIF。
快速決策表
| 需求 | 較好的起點 |
|---|---|
| 透明標誌來源 | PNG |
| 網站截圖傳遞 | WebP |
| 產品照片傳遞 | WebP 或 AVIF |
| 無損編輯 | PNG |
| 激進的頁面載入量削減 | 測試後的 AVIF |
當你有大型 PNG 檔案、又想要快速的傳遞副本時，請試試 PNG to WebP。
常見問題
WebP 總是比 PNG 好嗎？
不一定。WebP 在傳遞時通常更小，但 PNG 在可編輯的來源檔、微小圖形，以及精確的無損工作流程上可能更好。
我該對每張圖片都用 AVIF 嗎？
AVIF 可以非常高效，但編碼可能較慢，而且工作流程的支援程度不一。在把它當成唯一格式前請先測試。
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.
開啟工具如何在不失去透明度的情況下將 PNG 轉換為 WebP實用指南：將透明 PNG 圖形轉換為 WebP，同時檢查 alpha 邊緣、預覽結果，並避免常見的匯出錯誤。
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.
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Keep exploring PNG vs WebP vs AVIF：該用哪種圖片格式？
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