Good drone decisions connect aircraft capability, conditions, pilot skill and permission. If any one is missing, the flight plan is incomplete.
Begin with the shot
Travel stills, social video, low-light work, mapping and FPV need different aircraft. Write the output and constraints before comparing models.
Pause and verify this point against your aircraft manual, current conditions and the official rules where you will actually fly.
Buy the system weight
Include batteries, guards, strobes and payload. Crossing a weight threshold can change registration or where you may fly.
Pause and verify this point against your aircraft manual, current conditions and the official rules where you will actually fly.
Sensor beats resolution
A larger sensor, usable dynamic range, stable gimbal and practical codec often matter more than an 8K badge.
Pause and verify this point against your aircraft manual, current conditions and the official rules where you will actually fly.
Budget for readiness
Add two batteries, charging, storage, spare props, case, insurance where relevant and the training needed to use the aircraft safely.
Pause and verify this point against your aircraft manual, current conditions and the official rules where you will actually fly.
Where to go next
Use the answer library for a specific question, then use the planning tools for a conservative estimate. For legal questions, continue to the official authority linked from the regional rules page.