| Test | Zoom H4 STD AR UL -03.0dB | Zoom H4 STD AR UL -06.0dB | Zoom H4 STD AR UL -09.0dB | Zoom H4 STD AR UL -12.0dB |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.16, -0.33 | +0.17, -0.35 | +0.18, -0.37 | +0.18, -0.38 |
| Noise level, dB (A): | -99.9 | -96.5 | -93.7 | -91.8 |
| Dynamic range, dB (A): | 99.8 | 96.4 | 93.6 | 91.7 |
| THD, %: | 0.518 | 0.216 | 0.143 | 0.104 |
| IMD + Noise, %: | 0.418 | 0.188 | 0.121 | 0.084 |
| Stereo crosstalk, dB: | -97.9 | -94.8 | -92.1 | -90.2 |
