In Living Labs, customers experiment with innovations in an everyday context. Policy makers, firms and research institutions increasingly invest in such knowledge brokers which facilitate collaboration between diverse parties. This study establishes common characteristics of Living Labs and investigates their role during experiential knowledge creation. Drawing on a unique sample of 64 Living Labs, this research blends quantitative and qualitative research in two steps. First, Categorical Principal Components Analysis extracts two meta-characteristics, user contribution and contextual reality which identify four clusters of Living Labs. Second, the assessment of in-depth interviews offers a fine-grained picture of the impact of these characteristics on knowledge outcomes and its limitation in generating radical changes