WEBP 转 JPG 在线转换器

只需 3 步，轻松将您的 WEBP 文件转换为 JPG 格式。

JPG⌄

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⚙ 可选设置

Resize

Color Filter

DPI

dpi

Crop (px)

将 WEBP 转换为 JPG

WebP针对网络传输进行了优化，但许多应用程序、打印机和电子邮件客户端仍不支持它。将WebP转换为JPG提供了通用兼容性——从Microsoft Office和Outlook到较旧的智能手机、社交媒体上传工具和照片打印服务。

为什么将 WEBP 转换为 JPG？

🖨️

打印服务

照片冲印店和打印服务期望使用JPG。WebP很少被实体打印订单接受。

📧

电子邮件客户端

Outlook和许多电子邮件客户端屏蔽WebP。JPG可以在每个客户端中可靠地嵌入。

📱

旧设备

较旧的Android和iOS版本无法呈现WebP。JPG可在所有设备上使用。

💼

Office文档

Microsoft Word、PowerPoint和Excel无需插件即可原生嵌入JPG。

WEBP

文件扩展名.webp
描述WebP provides superior lossless and lossy compression for images on the web. WebP images are typically 25-34% smaller than comparable JPEG or PNG files.
相关程序Google Chrome, Firefox, Adobe Photoshop (with plugin), GIMP
开发者Google
MIME 类型image/webp

JPG

文件扩展名.jpg
描述JPEG (Joint Photographic Experts Group) is the most widely used lossy image compression format, ideal for photographs and complex images with many colors. JPEG achieves small file sizes by discarding some image data, making it perfect for web use and sharing.
相关程序Adobe Photoshop, GIMP, Windows Photo Viewer, Preview (Mac)
开发者Joint Photographic Experts Group
MIME 类型image/jpeg

如何将 WEBP 转换为 JPG？

只需 3 步，轻松将您的 WEBP 文件转换为 JPG 格式。

Step 01

上传您的 WEBP 文件

点击「选择文件」或将您的 WEBP 图片拖放上传。

Step 02

选择 JPG 作为输出格式

从下拉菜单中选择「JPG」作为所需输出格式。

Step 03

转换文件

点击「立即转换」开始将 WEBP 文件转换为 JPG。

Step 04

下载 JPG 文件

转换完成后，下载您已转换的 JPG 文件。

💡

Tip: 如果WebP是有损编码的，将WebP转换为JPG可能会略微降低质量。为了获得最佳效果，在可能的情况下从原始源文件开始。

免费 WEBP 转换工具

格式指南

WEBP vs JPG：完整格式指南

功能

WEBP （源）

JPG （目标）

🗜️压缩

Lossy+Lossless

Lossy

🔍透明度

Full 8-bit alpha channel — same capability as PNG, with better compression efficiency

Not supported — transparent areas always render as solid white or the specified matte color

🎬动画

Supported — animated WebP stores multiple frames with per-frame timing data, offering vastly better quality and smaller files than animated GIF

Not supported

🎨色彩深度

24-bit RGB + 8-bit alpha — 16.7 million colors with full alpha transparency

24-bit (8 bits per channel: RGB) — up to 16.7 million colors

📦文件大小

25–35% smaller than an equivalent-quality JPEG or PNG — typically 30–80 KB for standard web images

50 KB – 5 MB per image depending on resolution and quality setting

🌐浏览器支持

Chrome 23+, Firefox 65+, Edge 18+, Safari 14+, Opera 12+. Not supported in Internet Explorer or Safari prior to iOS/macOS in 2020.

Universal — all browsers, all operating systems, all devices including IE6 and older smartphones

🏆最适合

Web images, modern apps

Photos, web images

常见使用场景：WEBP → JPG

📧 Email newsletter images🖨️ Photo printing orders💼 Office and presentation files📱 Legacy device compatibility📤 Universal cross-platform sharing

⚠️If the original WebP used lossy compression, converting to JPG applies a second round of lossy compression. Use JPG quality 95+ when converting lossy WebP, or start from the original source file when possible.

WEBP

关于 {from} 格式 WEBP

Google developed WebP and announced it in 2010 using technology from the VP8 video codec. Initial adoption was Chrome-only, but Firefox added support in 2019 and Apple's Safari 14 followed in 2020 — finally making WebP viable for all modern web deployments without compatibility caveats. It is now Google's officially recommended image format for web performance optimization.

优点

+25–34% smaller than JPEG/PNG at equal quality — direct page load improvement

+Both lossy and lossless compression modes in a single format

+Full alpha transparency like PNG at significantly smaller file sizes

+Animated WebP replaces GIF with full-color quality and dramatically smaller files

+Directly improves Google Core Web Vitals (LCP) and PageSpeed scores

局限性

−Not supported in Internet Explorer or Safari before iOS 14 / macOS Big Sur

−Print shops, Outlook, and Office apps don't accept WebP

−Limited native support in professional desktop imaging software

−Not practical for offline print workflows requiring Photoshop or Lightroom native support

使用时机

→Websites targeting modern browsers (Chrome, Firefox, Edge, Safari 14+)

→E-commerce and high-traffic sites where image performance impacts conversions

→Mobile-first apps where bandwidth and load time are critical

→Replacing animated GIFs with higher-quality, much smaller animated alternatives

提示

•Use the HTML <picture> element to serve WebP with a JPG fallback for older browsers

•WebP lossy quality 80 is perceptually equivalent to JPEG quality 90

•Animated WebP is dramatically better than GIF — smaller, full-color, and smoother

•CDNs like Cloudflare and Cloudinary auto-convert and serve WebP to supported browsers

JPG

关于 {from} 格式 JPG

Standardized in 1992 by the Joint Photographic Experts Group, JPEG became the internet's dominant image format through the 1990s. Its DCT compression made digital photography practical for early web and digital cameras, enabling photo-sharing at a time when dial-up connections made large files impractical. Today it remains the default format for cameras, smartphones, and photo-sharing platforms worldwide.

优点

+Smallest file sizes for photographs (10:1 to 20:1 compression ratio)

+Universal compatibility across every device, software, and platform

+Embeds EXIF metadata (GPS, camera settings, date/time)

+Adjustable quality/size trade-off at save time

+Native support in every digital camera and smartphone

局限性

−Lossy — permanently discards image data with every save

−No transparency — backgrounds are always solid

−Visible block artifacts on sharp edges, text, and high-contrast areas

−Quality degrades with each re-save (generational quality loss)

−Limited to 8-bit per channel (no HDR or 16-bit depth)