| Testing device | Samsung Galaxy S4 | 
| Sampling mode | 16-bit, 44 kHz | 
| Interface | |
| Testing chain | External loopback (line-out - line-in) | 
| RMAA Version | 6.2.5 | 
| 20 Hz - 20 kHz filter | ON | 
| Normalize amplitude | ON | 
| Level change | -10.8 dB / -10.8 dB | 
| Mono mode | OFF | 
| Calibration singal, Hz | 1000 | 
| Polarity | correct/correct | 
| Frequency response (from 40 Hz to 15 kHz), dB | +0.18, -0.12 | Very good | 
| Noise level, dB (A) | -73.6 | Average | 
| Dynamic range, dB (A) | 73.5 | Average | 
| THD, % | 0.0094 | Very good | 
| THD + Noise, dB (A) | -62.9 | Poor | 
| IMD + Noise, % | 0.137 | Average | 
| Stereo crosstalk, dB | -42.2 | Poor | 
| IMD at 10 kHz, % | 0.075 | Good | 
| General performance | Good | 
 
| Left | Right | |
| From 20 Hz to 20 kHz, dB | -0.23, +0.24 | -0.27, +0.20 | 
| From 40 Hz to 15 kHz, dB | -0.12, +0.18 | -0.11, +0.14 | 
 
| Left | Right | |
| RMS power, dB | -72.1 | -72.2 | 
| RMS power (A-weighted), dB | -73.5 | -73.6 | 
| Peak level, dB FS | -56.0 | -56.1 | 
| DC offset, % | -0.0 | +0.0 | 
 
| Left | Right | |
| Dynamic range, dB | +71.9 | +72.2 | 
| Dynamic range (A-weighted), dB | +73.4 | +73.5 | 
| DC offset, % | +0.00 | +0.00 | 
 
| Left | Right | |
| THD, % | +0.0100 | +0.0088 | 
| THD + Noise, % | +0.0772 | +0.0762 | 
| THD + Noise (A-weighted), % | +0.0724 | +0.0715 | 
 
| Left | Right | |
| IMD + Noise, % | +0.1361 | +0.1386 | 
| IMD + Noise (A-weighted), % | +0.0713 | +0.0706 | 
 
| Left | Right | |
| Crosstalk at 100 Hz, dB | -44 | -44 | 
| Crosstalk at 1000 Hz, dB | -41 | -41 | 
| Crosstalk at 10000 Hz, dB | -41 | -41 | 
 
| Left | Right | |
| IMD + Noise at 5000 Hz, | 0.0731 | 0.0726 | 
| IMD + Noise at 10000 Hz, | 0.0762 | 0.0719 | 
| IMD + Noise at 15000 Hz, | 0.0781 | 0.0760 |