Decide whether you need “same heat” or “same smokiness” first—chipotle is smoky chili powder with medium heat.
Start with the closest 1:1 powder-style substitute from the list, then adjust with small pinches (cayenne for heat, smoked paprika for smoke).
If your substitute is milder than chipotle, add heat gradually (e.g., ⅛ teaspoon increments per 1 teaspoon chipotle powder).
If your substitute is smokier but hotter, reduce the swap slightly and let the dish’s other flavors balance it.
Taste once the dish is cooked/combined and make final micro-adjustments before serving.