Sellpy – YouTube branding campaign that drove real sales

We partnered with Sellpy to run a YouTube branding campaign in Germany – combining qualitative placements, niche audience targeting, and Performance Max integration. The results exceeded expectations, with measurable impact on brand awareness, search interest, and new customer acquisition.
Background
Sellpy wanted to increase brand awareness in the German market through YouTube. Together, we designed a branding campaign with carefully selected, high-quality placements and niche audience targeting to ensure the message reached the most relevant potential customers.
Key Metrics
Higher
Brand Lift
Higher
Brand Searches
Higher
New Customer CR
Brand Awareness Results
The brand lift study showed outstanding results, and we could clearly see the campaign's impact on overall traffic and new customer acquisition – not just during the campaign, but also three weeks after it ended.
+10%
Absolute brand lift
54–70%
Increase in brand searches during campaign
An estimated 9.5% of people who were lifted by the campaign acted by searching for the Sellpy brand – demonstrating that the message truly resonated and drove intent.
Sales & New Customer Impact
Beyond brand awareness, the campaign had a significant and lasting impact on new customer acquisition:
+23%
Conversion rate during campaign
+19%
CR remained higher 3 weeks after
-4%
Lower CPA via Performance Max
Cross-Channel Effects
The YouTube campaign also boosted performance in other digital channels. In regions where the branding campaign ran, we saw a +5% increase in conversion rate and -4% decrease in CPA for SEM/Performance Max campaigns – compared to regions without the campaign. This proves the campaign reached relevant audiences with a clear and compelling message that drove action across channels.
Long-lasting Impact
The campaign's effects didn't stop when the ads stopped running. Three weeks after the campaign ended, new customer conversion rates in targeted regions were still 19% higher than in non-targeted regions – a clear sign of lasting brand impact and customer intent.
This article was written with AI assistance and reviewed by Kvantic.
