Strongly criticized
A large number of owners report their quick disk drive is broken, unreliable, or simply obsolete, making it hard to load or save samples. This has become common enough that community workarounds like Gotek and QD emulators are widely discussed.
Generally negative
Some users note the S700's memory is limited, requiring expansion for tasks like multisampling a piano, and questions arise about maximum sample time versus other machines like the S612.
Generally negative
Commenters point out the S700 shares internals with the S612 but lacks the dedicated knobs and sliders for real-time start/stop point and filter adjustment, seen as a disadvantage.
Generally negative
Some buyers note that as the S700 gains recognition, prices have increased, making it less of a bargain than it once was, though others still report finding cheap deals.
Generally negative
Multiple commenters note the S700 doesn't get the cult following or recognition that the S900/S950/S1000 enjoy, despite comparable or superior sound in some respects.