[{"data":1,"prerenderedAt":123},["ShallowReactive",2],{"\u002Fcustomers\u002Ferwin-muller":3,"\u002Fcustomers\u002Ferwin-muller:related":107},{"id":4,"title":5,"author":6,"authorImage":6,"body":7,"customerName":77,"date":78,"description":79,"draft":80,"extension":81,"featured":80,"heroImage":82,"industry":83,"logo":84,"logoSize":85,"meta":86,"navigation":87,"path":88,"platform":89,"quote":90,"quoteAuthor":91,"readTime":6,"region":92,"results":93,"seo":103,"stem":105,"unlisted":80,"__hash__":106},"customers\u002Fcustomers\u002Ferwin-muller.md","How Erwin Müller increased conversions by +1.74% with Speed Kit",null,{"type":8,"value":9,"toc":69},"minimark",[10,15,19,23,26,30,33,37,44,50,57,63],[11,12,14],"h2",{"id":13},"introduction","Introduction",[16,17,18],"p",{},"Erwin Müller is one of Germany's most established home and lifestyle retailers, offering a comprehensive range of textiles, bedding, bath products, tableware, and home decor. With a heritage built on quality, reliability, and a deep understanding of customer needs, Erwin Müller has successfully grown its digital presence into a primary revenue channel, serving millions of shoppers through de.erwinmueller.com.",[11,20,22],{"id":21},"challenge","Challenge",[16,24,25],{},"As the expectations of online shoppers have risen sharply, Erwin Müller recognized that page load performance had become a critical differentiator. Mobile users in particular expect fast, smooth browsing experiences — and any friction in the journey from landing to checkout has a direct and measurable impact on conversion and revenue. Addressing this at scale, without disrupting existing systems or burdening the engineering team, required a targeted and proven solution.",[11,27,29],{"id":28},"solution","Solution",[16,31,32],{},"Speed Kit was deployed to tackle this challenge head-on. Through a rigorous 50\u002F50 A\u002FB test running from February 4 to February 25, 2026, Speed Kit demonstrated clear and consistent improvements in load times, user engagement metrics, and most importantly, significant commercial results.",[11,34,36],{"id":35},"results","Results",[16,38,39,43],{},[40,41,42],"strong",{},"Speed Directly Drives Commercial Results:"," The performance improvements translated directly into measurable commercial outcomes. The A\u002FB test data shows a directly observed +1.74% conversion rate uplift between the Speed Kit group and the control group, alongside a projected +2.29% revenue uplift. Together, these figures make a compelling and data-backed business case for a full rollout across de.erwinmueller.com. Session length improved by 2.3% — with every 100 ms of LCP improvement corresponding to a +1.58% increase in session length, meaning faster users navigate significantly more pages per visit. Bounce rates also fell substantially as load times decreased, further reinforcing the commercial case.",[16,45,46,49],{},[40,47,48],{},"Interaction to Next Paint (INP):"," After the fix provided by Speed Kit's in-house Google Developer Experts in web technologies, the INP on mobile has risen from 19% to 95% green.",[16,51,52],{},[53,54],"img",{"alt":55,"src":56},"Interaction to Next Paint improvement on mobile","\u002Fimages\u002Fcustomers\u002Ferwin-muller\u002Finp.webp",[16,58,59,62],{},[40,60,61],{},"Category Pages — The Most Impactful Uplift:"," Category pages are the primary discovery and browsing surface for Erwin Müller's shoppers. LCP improved by 41% — 214 ms faster at the median, dropping from 522 ms to 308 ms. Faster category browsing means more products considered, longer sessions, and a shorter path to purchase.",[16,64,65,68],{},[40,66,67],{},"Instant Navigation — 81% of Traffic Loads in Under 1 Second:"," With Speed Kit, 81% of all page loads now complete within 1 second, a threshold that defines a genuinely fast experience for users. Even more striking: the share of pages loading within 300 ms has tripled compared to without Speed Kit.",{"title":70,"searchDepth":71,"depth":71,"links":72},"",2,[73,74,75,76],{"id":13,"depth":71,"text":14},{"id":21,"depth":71,"text":22},{"id":28,"depth":71,"text":29},{"id":35,"depth":71,"text":36},"Erwin Müller","April 17, 2026","Erwin Müller is one of Germany's most established home and lifestyle retailers, offering textiles, bedding, bath products, tableware, and home decor through de.erwinmueller.com.",false,"md","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1556911220-e15b29be8c8f","Retail","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-Erwin-Müller.png",1,{},true,"\u002Fcustomers\u002Ferwin-muller","Custom","The data is unambiguous: a +1.74% conversion rate uplift and a projected +2.29% revenue increase from a single performance integration. What made this possible was the depth of expertise the Speed Kit team brought to the table. They didn't just deploy a solution - they ran a thorough RUM analysis, identified specific INP bottlenecks on mobile, and showed us exactly what needed fixing. That kind of proactive, data-driven partnership is what turns good results into outstanding ones.","Markus Lump, Head of Department Internet, Erwin Müller","Europe",[94,97,100],{"metric":95,"value":96},"Conversion rate uplift","+1.74%",{"metric":98,"value":99},"Projected revenue uplift","+2.29%",{"metric":101,"value":102},"Traffic loads within 1 s","81%",{"title":104,"description":79},"Erwin Müller Case Study | Speed Kit","customers\u002Ferwin-muller","rHPNdrk6cHs0NWtiezpYSrpC_GViy9bORDSRvgJWWN0",[108,113,118],{"path":109,"customerName":110,"industry":83,"heroImage":111,"logo":112,"logoSize":85},"\u002Fcustomers\u002Fdictum","Dictum","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1426927308491-6380b6a9936f","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-DICTUM.png",{"path":114,"customerName":115,"industry":83,"heroImage":116,"logo":117,"logoSize":85},"\u002Fcustomers\u002Fhawesko","Hawesko","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1562601579-599dec564e06","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-Hawesko.png",{"path":119,"customerName":120,"industry":83,"heroImage":121,"logo":122,"logoSize":85},"\u002Fcustomers\u002Fhugendubel","Hugendubel","https:\u002F\u002Fimages.unsplash.com\u002Fphoto-1630343710506-89f8b9f21d31","\u002Fimages\u002Fcustomer-logos\u002FLogo-White-Hugendubel.png",1789054055581]