Having a dog is legitimately more than a kid 90% of the time if it's an indoor dog you treat like a kid. It's different, but constant and the dog never becomes self sufficient. It's also more challenging to travel with them.
I'm sorry I have had both kids and dogs. Dogs are WAY easier and less expensive than kids. On the positive side, kids are 1000% worth it and are with you for your lifetime. There is very little comparison between the two Why are kids compared with pets? . Would anybody compare a spouse with a dog ? Such comparisons are demeaning to both sides of the equation.