Should I buy XRP or XLM?

Hello there, I'm curious about your thoughts on a decision I'm facing. I'm currently considering whether to invest in XRP or XLM. As someone with experience in the cryptocurrency and finance world, I'd appreciate your insights on the potential growth prospects, use cases, and any risks associated with each of these digital assets. Could you please elaborate on the key factors I should weigh when making this decision? Thanks in advance for your valuable input.