Synology DiskStation DS214se ( Diskless)
The budget-minded Synology Disk Station DS214se is an excellent choice for home with casual backup, media-streaming, and data-sharing needs.
WD My Cloud EX4 ( 12TB)
It's not the fastest NAS, nor does it include many advanced features, but the WD My Cloud EX4 still combines great ease of use into an affordable personal cloud system that's excellent for a connected home.
WD My Cloud ( 3TB)
For a low-cost entry-level network storage device, the WD My Cloud is very impressive both in performance and features, making it one of the best deals for home users.
SanDisk Connect Wireless Media Drive ( 64GB)
The SanDisk Connect Wireless Media Drive makes up for its slow USB speed by offering an excellent feature set and an SD card slot that will make most casual mobile users happy, especially photographers.
Apple AirPort Time Capsule ( 3TB, 802.11ac)
As long as you don't need expert-level features, the 2013 AirPort Time Capsule is an excellent backup/file server for Apple fans -- especially for those with 802.11ac-enabled Macs.
Patriot Aero Wireless Mobile Drive ( 500GB)
The Patriot Aero is a fast and competent mobile drive that unfortunately doesn't have enough new features to make it stand out.
Synology Disk Station DS1513+ ( 15TB)
The Synology DiskStation DS1513+ is easily one of the best multiple-bay NAS servers to date, performing superbly both as an advanced storage server and as the central host for a long list of home entertainment and business uses.
Asustor AS-604T NAS server
Not only is the Asustor AS-604T an excellent NAS server for serious network storage needs, it's also very easy to use thanks to the extremely well-designed user interface.
Seagate Business Storage 4-Bay NAS ( 8TB)
Given its relatively low price, the Seagate Business Storage 4-Bay NAS is worth the investment.
Corsair Voyager Air ( 500GB, Black)
Despite a few shortcomings, the Corsair Voyager Air is an excellent way to extend your mobile devices' storage capacity and features.