| Test | Ipod3G No Load | Ipod3G 32 Ohm (stock buds) | Ipod3G 16 Ohm (ep-630) |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.37, -0.17 | +0.46, -2.94 | +0.80, -5.94 |
| Noise level, dB (A): | -72.6 | -76.5 | -71.5 |
| Dynamic range, dB (A): | 72.1 | 75.7 | 70.9 |
| THD, %: | 0.031 | 0.096 | 0.152 |
| IMD + Noise, %: | 0.063 | 0.220 | 0.423 |
| Stereo crosstalk, dB: | -71.5 | -44.4 | -41.2 |
