In depth comparison and review of Poly Blackwire 3325 and Poly Blackwire 8225. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 18.6 cm | - | |
| Width | 21.6 cm | - | |
| Depth | 5.6 cm | - | |
| Weight | 130 g | 186 g | Poly Blackwire 3325 are lighter than Poly Blackwire 3325 headphones. |
| Earpad Material | Leatherette | - | |
| Protection | Hearing protection | - |
| SOUND QUALITY | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | 84 dB | Poly Blackwire 3325 have higher sensitivity than Poly Blackwire 8225. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 32 mm | Both headphones are designed with same thick diaphragm. |
| Features | SoundGuard Technology | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Noise Cancelling | Yes | Yes | The microphones on both headphones 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 | -35 dBV/Pascal |
| REMOTE CONTROL | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Controls | Mute, volume, answer/end | Mute, volume, answer/end |
|---|
| CABLE | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Cable Type | Headset cable | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
Headset (USB Type-C) |
|---|
| OTHERS | Poly Blackwire 3325 | Poly Blackwire 8225 |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | Zoom Certified | |
| Service & Support | Limited warranty - 2 years | - |
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