| Test | Cowon D2 - 16 Ohm (Vibe) | Samsung YP-U1 - 16 Ohm (Vibe) | Sansa Clip - 16 Ohm (Vibe) |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.32, -3.53 | +0.39, -3.22 | +0.08, -0.05 |
| Noise level, dB (A): | -92.7 | -82.6 | -89.8 |
| Dynamic range, dB (A): | 92.7 | 82.6 | 88.5 |
| THD, %: | 0.084 | 0.014 | 0.057 |
| IMD + Noise, %: | 0.059 | 0.114 | 0.071 |
| Stereo crosstalk, dB: | -42.8 | -54.9 | -48.8 |
