There are a few key factors to consider when deciding whether iridium or platinum is the better option for you. First, consider what you will be using the metal for. If you need a metal that is very strong and durable, then iridium may be the better choice. However, if you need a metal that is more malleable and easier to work with, then platinum may be the better option. Second, consider the cost of each metal. Iridium is typically more expensive than platinum, so if cost is a major consideration, then platinum may be the better choice. Finally, consider your personal preferences. Some people prefer the look of iridium, while others prefer platinum. Ultimately, the decision of which metal to choose is a person