8lbs for one item is alot if you’re backpackin, but that’s partly why it’s not a backpacking tent.
My pack was already 21lbs without food or water, and that’s with a 2lb 10oz 2-person tent.
I can imagine adding adding a tent that’s 2 additional lbs, but not 5 additional lbs.

https://i.poastcdn.org/e7469caafd891fb35a171cbf21f10ae471eaede8479371364ba3790bc25af0dd.jpeg