| Test | iPod Classic 6th 160G | iPod nano 6th | iPhone4 |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.03, -0.18 | +0.03, -0.40 | +0.02, -0.16 |
| Noise level, dB (A): | -90.2 | -89.8 | -90.2 |
| Dynamic range, dB (A): | 90.2 | 89.7 | 90.2 |
| THD, %: | 0.0049 | 0.028 | 0.0068 |
| IMD + Noise, %: | 0.010 | 0.015 | 0.012 |
| Stereo crosstalk, dB: | -67.5 | -57.9 | -72.4 |
