Answer:
the answer to this will vary with virtually every aspect of the job. It depends on the data youre storing, (i.e. important data with sensitive information, youre going to want extra security, possibly even good encryption software. How large are your storing needs? do you need a few TB's or a few thousand TB's) there are litterally thousands of aspects you need to explore before you can even begin to worry about cost. First decide where your needs lie, then start trying to nibble the price down.