Detailed comparison and review of Poly Blackwire 3220 and Poly Blackwire 3320-M. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - wired - USB-A | Headset - wired - USB-C | |
|---|---|---|---|
| Series | 3200 Series | Blackwire 3300 series | |
| Height | 17.8 cm | 17.8 cm | |
| Width | 15.5 cm | 15.5 cm | |
| Depth | 3.2 cm | 3.2 cm | |
| Weight | 64 g | 130 g | Poly Blackwire 3220 are lighter than Poly Blackwire 3220 headphones. |
| Colour | Black | Black | |
| Earpad Material | Artificial leather | Foam | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | 90 dB | 116 dB | Poly Blackwire 3320-M have higher sensitivity than Poly Blackwire 3220. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 28 mm | 32 mm | Poly Blackwire 3320-M have a thicker diaphragm than Poly Blackwire 3220. |
| Features | Echo cancelation, Dynamic EQ optimised | Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -38 dBV/Pascal | -38 dB |
| REMOTE CONTROL | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Controls | Mute, volume, answer/end, hold, redial | Mute, volume, answer/end |
|---|
| CABLE | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Cable Type | USB-A cable | - |
|---|
| CONNECTIONS | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB (24 pin USB-C) |
|---|
| OTHERS | Poly Blackwire 3220 | Poly Blackwire 3320-M |
|---|
| Compatibility | Mac, Windows | Mac, Windows | |
|---|---|---|---|
| Software Certification | Skype Certified, Avaya Certified, Cisco Jabber Certified | Certified for Microsoft Teams | |
| Supported Host Device OS | Windows 10, macOS, Windows 11 | Windows 10, macOS |
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