Detailed comparison and review of Poly Blackwire 3220 and Sennheiser ACCENTUM Wireless. 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 | Sennheiser ACCENTUM Wireless |
|---|
| Product Type | Headset - wired - USB-A | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 3200 Series | - | |
| Height | 17.8 cm | - | |
| Width | 15.5 cm | - | |
| Depth | 3.2 cm | - | |
| Weight | 64 g | 222 g | Poly Blackwire 3220 are lighter than Poly Blackwire 3220 headphones. |
| Colour | Black | Black | |
| Earpad Material | Artificial leather | - | |
| Recommended Use | Portable electronics, computer | - |
| SOUND QUALITY | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Headphones Form Factor | On-ear | Full size binaural | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Generic Attribute Profile (GATT) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX HD, mSBC, CVSD | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 10 - 22000 Hz | |
| Total Harmonic Distortion (THD) | - | 0.3% | |
| Sensitivity | 90 dB | 106 dB | Sennheiser ACCENTUM Wireless have higher sensitivity than Poly Blackwire 3220. |
| Impedance | 32 Ohm | - | |
| Diaphragm | 28 mm | 37 mm | Sennheiser ACCENTUM Wireless have a thicker diaphragm than Poly Blackwire 3220. |
| Features | Echo cancelation, Dynamic EQ optimised | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Omni-directional | Beamforming | |
| Frequency Response | 100 - 10000 Hz | 50 - 8000 Hz | Poly Blackwire 3220 offer a larger microphone frequency range than Sennheiser ACCENTUM Wireless. |
| Sensitivity | -38 dBV/Pascal | - |
| REMOTE CONTROL | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Controls | Mute, volume, answer/end, hold, redial | - |
|---|
| CABLE | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Cable Type | USB-A cable | USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 800 mAh | |
| Battery Life | - | 50 hour(s) | |
| Charging Time | - | 3 hour(s) |
| WIRELESS LINK | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| CONNECTIONS | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Blackwire 3220 | Sennheiser ACCENTUM Wireless |
|---|
| Compatibility | Mac, Windows | - | |
|---|---|---|---|
| Software Certification | Skype Certified, Avaya Certified, Cisco Jabber Certified | - | |
| Supported Host Device OS | Windows 10, macOS, Windows 11 | - |
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