Is VeChain better than IoTeX?

Could you please elaborate on whether VeChain holds an edge over IoTeX in the realm of cryptocurrency and blockchain technology? I'm particularly interested in understanding the differences in their respective use cases, scalability, security features, and community support. Additionally, how do their market performances compare, and what are the potential growth prospects for each project? I'm looking for a comprehensive analysis that would assist me in making an informed decision about which platform might be more suitable for my investment portfolio.