Side by side comparison and review of Poly Blackwire 3225 (3300 Series) and Sennheiser ACCENTUM Wireless. 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 | Poly Blackwire 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 17.8 cm | - | |
| Width | 15.5 cm | - | |
| Depth | 3.2 cm | - | |
| Weight | 64 g | 222 g | Poly Blackwire 3225 (3300 Series) are lighter than Poly Blackwire 3225 (3300 Series) headphones. |
| Colour | Black | Black | |
| Earpad Material | Artificial leather | - | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly Blackwire 3225 (3300 Series) | 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 3225 (3300 Series). |
| Impedance | 32 Ohm | - | |
| Diaphragm | 28 mm | 37 mm | Sennheiser ACCENTUM Wireless have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Features | Digital signal processing, Dynamic EQ optimised | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3225 (3300 Series) | 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 3225 (3300 Series) offer a larger microphone frequency range than Sennheiser ACCENTUM Wireless. |
| Sensitivity | -38 dBV/Pascal | - |
| REMOTE CONTROL | Poly Blackwire 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Controls | Mute, volume, answer/end, hold, redial | - |
|---|
| CABLE | Poly Blackwire 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Cable Type | USB-A cable | USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | Poly Blackwire 3225 (3300 Series) | 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 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Modulation Type | - | GFSK, 8-DPSK, 4-DQPSK | |
|---|---|---|---|
| Radio Frequency Range | - | 2.402 - 2.480GHz |
| CONNECTIONS | Poly Blackwire 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
- |
|---|
| OTHERS | Poly Blackwire 3225 (3300 Series) | Sennheiser ACCENTUM Wireless |
|---|
| Compatibility | Mac, Windows | - | |
|---|---|---|---|
| Software Certification | Skype Certified, Avaya Certified, Cisco Jabber Certified | - | |
| Supported Host Device OS | Windows 10, macOS, Windows 11 | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
