| Test | Samsung Galaxy S4 | HTC One | Sony Xperia Z | Samsung Galaxy S III |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.18, -0.12 | +0.16, -0.12 | +0.64, -0.49 | +0.87, -0.20 |
| Noise level, dB (A): | -73.6 | -80.5 | -72.9 | -74.0 |
| Dynamic range, dB (A): | 73.5 | 80.7 | 73.0 | 73.9 |
| THD, %: | 0.0094 | 0.0052 | 0.012 | 0.014 |
| IMD + Noise, %: | 0.137 | 0.126 | 0.330 | 0.240 |
| Stereo crosstalk, dB: | -42.2 | -41.4 | -41.1 | -32.1 |
