Test | LG Optimus 2X | Samsung Nexus S | iPhone 4 16GB |
Frequency response (from 40 Hz to 15 kHz), dB: | +0.33, -0.20 | +0.94, -0.56 | +0.16, -0.14 |
Noise level, dB (A): | -84.1 | -87.6 | -86.7 |
Dynamic range, dB (A): | 84.0 | 87.6 | 86.7 |
THD, %: | 0.013 | 0.040 | 0.0058 |
IMD + Noise, %: | 0.049 | 0.259 | 0.038 |
Stereo crosstalk, dB: | -40.1 | -51.3 | -49.7 |