Detailed comparison and review of Poly Blackwire 3325 and Poly Blackwire 3220. 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 3325 | Poly Blackwire 3220 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | 3300 Series | 3200 Series | |
| Height | 18.6 cm | 17.8 cm | |
| Width | 21.6 cm | 15.5 cm | |
| Depth | 5.6 cm | 3.2 cm | |
| Weight | 130 g | 64 g | Poly Blackwire 3220 are lighter than Poly Blackwire 3325 headphones. |
| Colour | - | Black | |
| Earpad Material | Leatherette | Artificial leather | |
| Protection | Hearing protection | - | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3220 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | 90 dB | Poly Blackwire 3325 have higher sensitivity than Poly Blackwire 3220. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 28 mm | Poly Blackwire 3325 have a thicker diaphragm than Poly Blackwire 3220. |
| Features | SoundGuard Technology | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | Yes | - | Poly Blackwire 3325 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. |
| Sensitivity | -38 dB | -38 dBV/Pascal |
| REMOTE CONTROL | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Controls | Mute, volume, answer/end | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Cable Type | Headset cable | USB-A cable |
|---|
| CONNECTIONS | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly Blackwire 3325 | Poly Blackwire 3220 |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | Certified for Microsoft Teams | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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