| Test | SB Audigy 2 ZS Play 48k | SB Audigy 2 ZS Platinum Pro Play 48k | SB Audigy 2 ZS LineIn 48k | SB Audigy 2 ZS Platinum Pro LineIn3 48k |
| Frequency response (from 40 Hz to 15 kHz), dB: | +0.02, -0.11 | +0.02, -0.11 | +0.06, -0.05 | +0.03, -0.17 |
| Noise level, dB (A): | -89.4 | -90.5 | -88.8 | -93.6 |
| Dynamic range, dB (A): | 88.9 | 89.9 | 88.8 | 93.6 |
| THD, %: | 0.0041 | 0.0058 | 0.0015 | 0.0013 |
| IMD, %: | 0.013 | 0.012 | 0.010 | 0.0058 |
| Stereo crosstalk, dB: | -87.4 | -89.5 | -83.9 | -94.6 |
