Originally Posted by
Jordan Anderson
Besides it being ROAR approved, is there any reason to go with the '540 can' Pro 4 4,600kv over the '550 can' Pro 4 HD 4,300kv?
It's a little lighter, 193 grams versus 221grams, so a savings of 28 grams, or about an ounce. Also power delivery is a little different and the 4600 is probably a little easier on your batteries.