[{"data":1,"prerenderedAt":348},["ShallowReactive",2],{"blog-post-/blog/en/resize-images-for-mobile-performance":3,"related-posts-/blog/resize-images-for-mobile-performance":204},{"id":4,"title":5,"author":6,"body":7,"category":187,"date":188,"description":189,"extension":190,"featured":191,"image":192,"meta":193,"navigation":194,"path":195,"readingTime":196,"seo":197,"stem":198,"tags":199,"tools":202,"__hash__":203},"content/blog/en/resize-images-for-mobile-performance.md","How to Resize Images for Better Mobile Performance","Anything Tools Editorial",{"type":8,"value":9,"toc":177},"minimark",[10,14,18,37,42,45,58,61,65,68,85,88,92,95,98,102,105,108,126,130,133,144,150,154,157,174],[11,12,5],"h1",{"id":13},"how-to-resize-images-for-better-mobile-performance",[15,16,17],"p",{},"Mobile visitors often load pages on smaller screens, slower networks, and high-density displays. If your site sends the same oversized desktop image to every device, the page becomes slower than it needs to be.",[15,19,20,21,26,27,31,32,36],{},"A practical workflow is to resize images first with the ",[22,23,25],"a",{"href":24},"/image/resizer","Image Resizer",", compress the result with the ",[22,28,30],{"href":29},"/image/compressor","Image Compressor",", and convert formats with the ",[22,33,35],{"href":34},"/image/converter","Image Converter"," when WebP, JPG, or PNG is a better fit.",[38,39,41],"h2",{"id":40},"why-mobile-image-size-matters","Why mobile image size matters",[15,43,44],{},"Large images affect three things at once:",[46,47,48,52,55],"ul",{},[49,50,51],"li",{},"page speed and Core Web Vitals",[49,53,54],{},"mobile data usage",[49,56,57],{},"how sharp or blurry the image looks after scaling",[15,59,60],{},"The goal is not to make every image tiny. The goal is to deliver an image that is large enough for the layout, but not much larger than necessary.",[38,62,64],{"id":63},"start-with-the-displayed-size","Start with the displayed size",[15,66,67],{},"Before resizing, check where the image appears:",[46,69,70,73,76,79,82],{},[49,71,72],{},"full-width hero image",[49,74,75],{},"product gallery image",[49,77,78],{},"blog cover image",[49,80,81],{},"card thumbnail",[49,83,84],{},"icon or logo",[15,86,87],{},"A blog card thumbnail may only need a few hundred pixels of width. A hero image may need a wider export, especially for high-density screens.",[38,89,91],{"id":90},"keep-the-aspect-ratio-consistent","Keep the aspect ratio consistent",[15,93,94],{},"Stretching an image to fit a mobile layout usually looks worse than cropping or resizing properly. Keep the original aspect ratio when possible. If the design requires a fixed ratio, crop deliberately instead of distorting the image.",[15,96,97],{},"For social and blog covers, prepare a dedicated 1200×630 image. Do not squash a portrait image into that shape; use a centered composition with safe margins.",[38,99,101],{"id":100},"use-compression-after-resizing","Use compression after resizing",[15,103,104],{},"Resizing reduces dimensions. Compression reduces bytes. You usually need both.",[15,106,107],{},"A good workflow:",[109,110,111,114,117,120,123],"ol",{},[49,112,113],{},"Resize the image to the target width or ratio",[49,115,116],{},"Export in the best format for the image type",[49,118,119],{},"Compress the output",[49,121,122],{},"Preview it on a phone-sized screen",[49,124,125],{},"Check text, faces, product edges, and transparent areas",[38,127,129],{"id":128},"choose-the-right-format","Choose the right format",[15,131,132],{},"For mobile pages:",[46,134,135,138,141],{},[49,136,137],{},"use JPG for photographs when transparency is not needed",[49,139,140],{},"use PNG for transparency, screenshots, and sharp UI details",[49,142,143],{},"use WebP when you want a smaller modern web image",[15,145,146,147,149],{},"If you are unsure, convert a copy with the ",[22,148,35],{"href":34}," and compare the result visually.",[38,151,153],{"id":152},"final-checklist","Final checklist",[15,155,156],{},"Before publishing, confirm:",[46,158,159,162,165,168,171],{},[49,160,161],{},"the image is not larger than the layout needs",[49,163,164],{},"the aspect ratio is preserved",[49,166,167],{},"important content is not cropped out on mobile",[49,169,170],{},"the file is compressed",[49,172,173],{},"the image still looks sharp on high-density screens",[15,175,176],{},"Mobile image performance is mostly about preparation. Resize first, avoid stretching, compress carefully, and preview the final result where users will actually see it.",{"title":178,"searchDepth":179,"depth":179,"links":180},"",2,[181,182,183,184,185,186],{"id":40,"depth":179,"text":41},{"id":63,"depth":179,"text":64},{"id":90,"depth":179,"text":91},{"id":100,"depth":179,"text":101},{"id":128,"depth":179,"text":129},{"id":152,"depth":179,"text":153},"Image Optimization","2026-05-08T00:00:00.000Z","Learn how to choose mobile-friendly image dimensions, preserve aspect ratios, and reduce file size without stretched or blurry images.","md",false,"/blog/resize-images-for-mobile-performance.png",{},true,"/blog/en/resize-images-for-mobile-performance",6,{"title":5,"description":189},"blog/en/resize-images-for-mobile-performance",[200,201,187],"Image Resizing","Mobile Performance",[24,29,34],"xETJ5AJNY4d7W8wUVnQKLC8MKQwt9ES_qxQI0Qhyqmw",[205,280],{"id":206,"title":207,"author":6,"body":208,"category":187,"date":188,"description":269,"extension":190,"featured":191,"image":270,"meta":271,"navigation":194,"path":272,"readingTime":273,"seo":274,"stem":275,"tags":276,"tools":278,"__hash__":279},"content/blog/de-DE/prepare-images-for-pdf-export.md","Bilder vor dem PDF-Export vorbereiten",{"type":8,"value":209,"toc":265},[210,213,216,228,232,235,238,242,262],[11,211,207],{"id":212},"bilder-vor-dem-pdf-export-vorbereiten",[15,214,215],{},"Image-to-PDF workflows are common for receipts, screenshots, forms, scanned notes, product sheets, and design previews. The final PDF is cleaner when the images are prepared before export.",[15,217,218,219,221,222,224,225,227],{},"Use the ",[22,220,25],{"href":24}," for consistent dimensions, the ",[22,223,30],{"href":29}," for smaller files, and the ",[22,226,35],{"href":34}," when a source format is not accepted.",[38,229,231],{"id":230},"match-the-images-to-the-pdf-purpose","Match the images to the PDF purpose",[15,233,234],{},"A PDF for email should stay compact. A PDF for print needs more resolution. A PDF for review should open quickly and keep text readable.",[15,236,237],{},"Resize images to a consistent page shape, compress them before combining, and convert unsupported formats such as HEIC or WebP when needed.",[38,239,241],{"id":240},"image-to-pdf-checklist","Image-to-PDF checklist",[109,243,244,247,250,253,256,259],{},[49,245,246],{},"Put images in the correct order",[49,248,249],{},"Use a consistent size or ratio",[49,251,252],{},"Keep text readable after resizing",[49,254,255],{},"Compress enough for sharing",[49,257,258],{},"Convert unsupported formats",[49,260,261],{},"Fix rotated images before export",[15,263,264],{},"A clean PDF starts before the export step: resize, compress, convert, and preview the result.",{"title":178,"searchDepth":179,"depth":179,"links":266},[267,268],{"id":230,"depth":179,"text":231},{"id":240,"depth":179,"text":241},"Praktische Checkliste zum Skalieren, Komprimieren, Sortieren und Konvertieren von Bildern vor dem PDF-Export.","/blog/prepare-images-for-pdf-export.png",{},"/blog/de-de/prepare-images-for-pdf-export",5,{"title":207,"description":269},"blog/de-DE/prepare-images-for-pdf-export",[277,200,187],"Image to PDF",[24,29,34],"KmHpRjUAkNBnEHrqpKIQs-hMLc6FZK4FKRYcUFOAzoc",{"id":281,"title":282,"author":6,"body":283,"category":187,"date":188,"description":340,"extension":190,"featured":191,"image":192,"meta":341,"navigation":194,"path":342,"readingTime":273,"seo":343,"stem":344,"tags":345,"tools":346,"__hash__":347},"content/blog/de-DE/resize-images-for-mobile-performance.md","Bilder für bessere mobile Performance richtig skalieren",{"type":8,"value":284,"toc":336},[285,288,291,302,306,309,312,316,333],[11,286,282],{"id":287},"bilder-für-bessere-mobile-performance-richtig-skalieren",[15,289,290],{},"Mobile pages need images that are sized for the real layout, not oversized desktop originals. Start by checking where the image appears: hero section, product gallery, blog cover, card thumbnail, icon, or logo.",[15,292,218,293,295,296,298,299,301],{},[22,294,25],{"href":24}," to set the target dimensions, then use the ",[22,297,30],{"href":29}," to reduce file size. If another format is better for the web, convert a copy with the ",[22,300,35],{"href":34},".",[38,303,305],{"id":304},"keep-the-ratio-avoid-stretching","Keep the ratio, avoid stretching",[15,307,308],{},"Do not force a portrait or square image into a wide cover by stretching it. Preserve the aspect ratio, crop intentionally when a fixed layout requires it, and keep important content inside safe margins.",[15,310,311],{},"For blog and social covers, prepare a dedicated 1200×630 image instead of distorting an existing asset.",[38,313,315],{"id":314},"mobile-image-checklist","Mobile image checklist",[46,317,318,321,324,327,330],{},[49,319,320],{},"choose the displayed size before exporting",[49,322,323],{},"keep a consistent aspect ratio",[49,325,326],{},"compress after resizing",[49,328,329],{},"preview on a phone-sized screen",[49,331,332],{},"check text, faces, product edges, and transparent areas",[15,334,335],{},"Good mobile performance comes from preparation: resize first, compress carefully, and publish images that match the layout.",{"title":178,"searchDepth":179,"depth":179,"links":337},[338,339],{"id":304,"depth":179,"text":305},{"id":314,"depth":179,"text":315},"So wählst du mobile Bildgrößen, behältst Seitenverhältnisse bei und reduzierst Dateigrößen ohne Verzerrung.",{},"/blog/de-de/resize-images-for-mobile-performance",{"title":282,"description":340},"blog/de-DE/resize-images-for-mobile-performance",[200,201,187],[24,29,34],"1wx64A7SNExDnZ02I0FD21R6w9Vqi5TZm_GBobva2ME",1781687045982]