Side by side comparison and review of ROCCAT NoZ and Poly Blackwire 8225-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Weight | 210 g | 186 g | Poly Blackwire 8225-M are lighter than ROCCAT NoZ headphones. |
| SOUND QUALITY | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 10 - 20000 Hz | 20 - 20000 Hz | ROCCAT NoZ offer a larger frequency range than Poly Blackwire 8225-M. |
| Sensitivity | - | 84 dB | |
| Impedance | 60 Ohm | 32 Ohm | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | 50 mm | 32 mm | ROCCAT NoZ have a thicker diaphragm than Poly Blackwire 8225-M. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Total Harmonic Distortion (THD) | 2% | - | |
| Sensitivity | -40 dB | -35 dBV/Pascal | |
| Impedance | 2.2 kOhm | - | |
| Signal-To-Noise Ratio | 58 dB | - |
| REMOTE CONTROL | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Controls | - | Mute, volume, answer/end, Microsoft Teams button |
|---|
| CABLE | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Cable Type | Headset cable - 2.45 m | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | 2.45 m | 2.2 m |
| CONNECTIONS | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | ROCCAT NoZ | Poly Blackwire 8225-M |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
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