Your suspicions were correct: That's One expensive DRM-infested long-term rental system.
Please note that this comparison isn't entirely fair because the other game systems listed are no rental systems; you actually own the games and can still play them 30 years later, provided that your hardware is functional (no online authentification needed), you can also sell them, loan them to others or give them away without approval or paying fees to the respective platform holders/publishers.
"Well certainly with the Xbox 360, we had some challenges at the launch. Once we identified that we took control of it. We wanted to do it right by our customers. Our customers are very important to us." -Larry "Major Nelson" Hryb (10/2013). Note: RRoD was fixed with the Jasper-revision 3 years after the launch of 360
"People don't pay attention to a lot of the details."-Yusuf Mehdi explaining why Xbone DRM scheme would succeed
"Fortunately we have a product for people who aren't able to get some form of connectivity; it's called Xbox 360,”-Don Mattrick
"The region locking of the 3DS wasn't done for profits on games"-MDMAlliance
