A 3205 or 3216 package is not equivalent to the metric 3225. A 3216 package has a larger footprint and cannot be used as a direct replacement for a 3225. The metric designation 3225 refers to a specific size capacitor. The 3205 and 3216 packages have different dimensions than the 3225 package. Using a 3216 instead of a 3225 could result in a larger footprint, affecting board layout. For precise replacement, consider the correct metric designation, which is essential for ensuring accurate design and functionality.