recording vs storage device

recording and storage device both are nouns.

Word	Noun	Adjective	Verb	Adverb
recording	Yes	No	No	No
storage device	Yes	No	No	No

As nouns, storage device is a hypernym of recording; that is, storage device is a word with a broader meaning than recording:

recording: a storage device on which information (sounds or images) have been recorded
storage device: a device that preserves information for retrieval

Other hypernyms of recording include memory device.

recording (noun)	storage device (noun)
the act of making a record (especially an audio record)	a device that preserves information for retrieval
a signal that encodes something (e.g., picture or sound) that has been recorded
a storage device on which information (sounds or images) have been recorded