Case Studies - Möbel Karmann

Möbel Karmann has been operating as a medium-sized family business in furniture retail since 1968, with three physical furniture stores and a successful online shop in Germany. As a member of the furniture partner ring VME, the company offers the well-known brand Interliving, leveraging years of experience in both brick-and-mortar and digital furniture retail. The focus is on high-quality brand furniture at affordable prices, both online and offline.

guenstiger.de is one of the leading price comparison portals in Germany, providing its users with an independent consumer platform that offers an overview of all the information they need for their purchasing decisions. Under the umbrella of guenstiger.de GmbH, the site includes additional comparison portals such as Preissuchmaschine.de, preis.info, as well as the Hungarian sites Argep.hu and ArPortal.hu. In addition to its extensive publisher network, guenstiger.de, as a certified Premium CSS Partner of Google, has the capability to display all products as Product Listing Ads (PLA) on Google, reaching a larger shopping-oriented audience across Europe.

Challenge

By integrating guenstiger.de as a CSE partner, Möbel Karmann pursues several strategic goals in online sales. These include increasing visibility, boosting qualified traffic, optimizing the conversion rate, and efficiently using the marketing budget.

Approach

By strategically implementing our segment- and target group-specific e-commerce strategy on both guenstiger.de and within our publisher network, along with integrating our in-house tracking solution, we were able to continuously improve performance. Dynamic control options through data-driven optimization, monitoring, and KPI-based management at the category and product level led to a measurable increase in qualified visitors, heightened traffic with a high conversion rate, transaction growth, high advertising cost efficiency, and enhanced visibility in the competitive landscape of the brand's core assortment.

Results

In close collaboration with internal and external stakeholders, guenstiger.de realigned Möbel Karmann’s shopping campaigns through intelligent optimizations and the use of automation tools. The successes and results have already become clearly visible in less than six months: In Mar. 2025, 104 % more clicks and 278 % more sales were generated compared to Nov. 2024. ROAS improved by 86 % in the same period. The conversion rate also developed positively and increased by 78 % in Mar. 2025 compared to Nov. 2024.