The patterns of smartphone diffusion and usage are not consistent across the world at all. The diffusion of smartphones is influenced by many socio-economic factors in complex and dynamic ways. This paper addresses the current status of smartphone users in the world by analysing quantitative data from a large-scale smartphone user study to highlight particular clusters of country in terms of smartphone diffusion. It then addresses some characteristics of those clusters and sheds a light on some distinctive countries by exploring some cultural dispositions for smartphone adoption in those societies. Keywords: Diffusion of technology, Technology adoption, Smartphone, Survey