Question about smart appliances.

I just got a new vacuum and it wants to connect to the internet. I refused, but I'm wondering if there is an inherent risk to privacy even when you refuse to connect? For example, my smart tv connected to my neighbor's open wifi without my input, and I had to go in manually to prevent it from connecting to any old network that comes along.

Is my vacuum going to do the same? It doesn't have an option for …

connect connected inherent risk input internet privacy question risk smart smart tv vacuum wifi