Nex-5N vs Nex-5R

I would add that the additional installable applications might have some appeal on your wife as well, such as the Picture effect application. Just saying as a female friend of mine was having lots of fun with that the other day; might be of less appeal to an advanced photographer...

origin: http://www.imaging-resource.com/PRODS/sony-nex-5r/ZTECH_PICTUREEFFECTPLUS.gif