They were generally well made and well thought of.
At that age though, who took care of it, and how well, is more important then who made it.
I've seen a 20+ year old Fleetwood that looked like it had just left the factory. I've seen a thee year old New Horizon ($100K trailer) that looked like it was almost ready to he scrapped.
2008 F350SD V10 with an 2012 Arctic Fox 29-5E
When someone tells you to buy the same rig they own, listen, they might be right. When they tell you to buy a different rig then they own, really pay attention, they probably know something you don't.