Comparison of Audio-Technica AT2021 and Audix f9 [S]ave
| Attribute |  Audio-Technica AT2021 × |  Audix f9 × |
|---|---|---|
| Name | Audio-Technica AT2021 | Audix f9 |
| Weight (g) | 83 | 91 |
| Pickup Pattern |
|
|
| Brand | Audio-Technica | Audix |
| Range (Hz) | 30 - 20,000 | 40 - 20,000 |
| Sensitivity (mV/Pa) | 11.2 | 8 |
| Sound Pressure Level (SPL) (dB) | 145 | 137 |
| Impedance (Ohm) | 250 | 200 |
| SPL/Self-Noise Ratio | 7.63 | 6.23 |
| Self-Noise (dB) | 19 | 22 |
| Max Diameter (mm) | 21 | - |
| Interfaces |
|
|
| Requires Phantom Power | + | + |
| Length (mm) | 101 | 111 |
| Phantom Voltage (V) | 48.00 | 12.00 - 48.00 |
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