The only difference is the colour of the external shell.
A single 3DS (Red/Blue/Black) is $169.96 .
Well, this is an opinion question, so I can't say blue for a fact....... But considering the Nintendo 3DS doesn't come in red yet, I suggest you get blue.
There USED to be a Red 3DS, But Nintendo decided to postpone the selling of the Red 3DS and sell it at a later time than the release date on 3/27/11. The Blue 3DS is going to be sold instead.
the color
Blue and red
The colors the Nintendo 3DS comes in are red, blue, black, pink, and purple.
The 3DS comes in colours including: Red, Blue, Black, White and Pink
Simple one is a black-red star and the other is black-blue star. The only difference is the color.
If your Nintendo 3DS is showing both the red and blue light at the same time, it means you have 2 different notifications. The red light means your battery is low, and the blue light means that you have received a notification.
The Standard 3DS comes in colours including: - Black - Red - Pink - Blue - White The 3DS XL comes in colours including: - Black - Red - Pink - Blue - White - Silver Note that these colours do not include special offers or bundles
Wall thickness
3DS will be launched in Cosmos black and Aqua Blue, Red could possibly be available later on this year.