Is IOTA better than Iotex?

Could you please elaborate on the comparison between IOTA and Iotex? I'm particularly interested in understanding which one offers superior performance, scalability, and real-world applications. Additionally, how do they differ in terms of their underlying technology, transaction speeds, and security measures? Could you also discuss the respective communities and ecosystems surrounding these two cryptocurrencies? It would be helpful to gain insights into their long-term potential and viability in the rapidly evolving field of cryptocurrency and finance.