Well, a comparison cannot be exactly made between the two because the Wii U is a video game console while the Nintendo 3DS is a handheld console. However in my opinion, I would say that the Wii U is more for familes while the 3DS is for indiviuals.
No, the Nintendo 3DS and the Nintendo Wii U are two separate consoles. Though there are some linking features between the two, you cannot use the Nintendo 3DS to play on the Wii U.
The 3DS is awesome, but the Wii U will be awesome too. This is your choice, but I would say 3DS. I have one myself!
You cannot transfer data between the 3DS and Wii as they are not the same console. You can only transfer data from the Wii to the Wii U or the Nintendo DSi (XL) to the 3DS and to 3DS XL.
Currently there are no Nintendo Systems that Support Skype!
Handheld: None announced so far, probably the Nintendo 3DS Lite. Console: Wii U.
No, you cannot use Skype on the Nintendo Wii U
No, you can't do that. The 3DS has no video out and no way for the game to appear on another screen, nor can it be streamed to the Wii or Wii U.
yes, on the wii u and the Nintendo 3ds
Skylanders Giants is available on the Wii U, as well as on the Wii, Xbox 360, Nintendo 3DS and the Playstation 3.
Yes, a new Super Smash Bros is currently being developed for the Nintendo Wii U and 3DS
The are many differences between the Nintendo wii u and the Nintendo wii. The Nintendo wii u has better graphics, larger storage space and it is slightly bigger in size. However the biggest difference is that the wii u comes with a gamepad and supports chat.
All Wii Virtual Console and WiiWare games are playble on the Wii U by launching into the Wii Menu. (This can be selected from the Wii U menu.) From the Wii Menu, you will have access to the Wii Shop channel and its full library. As well, if you currently have a Wii, all your virtual console and WiiWare titles can be transferred to your Wii U.