i7 processors offer better performance than i5 processors due to higher clock speeds, more cores, and larger cache sizes. They are also typically more expensive.
i7 processors are more suitable for demanding applications such as video editing, 3D rendering, gaming, and other demanding tasks that require high performance. On the other hand, if you’re a general user and don’t require the extra power, an i5 processor may be a more economical choice that still provides solid performance.