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They both sound great. I have them both. The big difference is that the 700’s have touch sensors instead of buttons for the volume and to answer calls. I used my 700’s 8 hours a day when working from home. Took calls all day long and they were a lifesaver. Once you learn the sensors you will be home free. Not hard to learn.
Sorry, there was a problem. Please try again later.I haven’t tested the 700’s, however, the physical buttons for volume control and play/pause/answer lead me to the 45’s.
Sorry, there was a problem. Please try again later.I believe QuietComfort 45’s fold up for easier travel.
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