It seems to me that Nanovue is a standalone spec, while NanoDrop needs a computer to produce the O.D. reading. I do not use a Nanovue, but I am happy with the NanoDrop. Basically, both have more or less the same functions. You can compare with the price before you make your decision.
Not affiliated with any company. Mention of a specifc product does not imply my endorsement of the product. No conflict of interest or guarantee to work on the advice given. Do as I say, not as I do. Not liable to the loss of your valuable samples.