In depth comparison and review of Sennheiser HD 300 PRO 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 | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Weight | 297 g | 186 g | Poly Blackwire 8225 are lighter than Sennheiser HD 300 PRO headphones. |
| SOUND QUALITY | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | 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 | 6 - 25000 Hz | 20 - 20000 Hz | Sennheiser HD 300 PRO offer a larger frequency range than Poly Blackwire 8225. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | 108 dB | 84 dB | Sennheiser HD 300 PRO have higher sensitivity than Poly Blackwire 8225. |
| Impedance | 64 Ohm | 32 Ohm | |
| Max Sound Pressure | 123 dB | - | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 8225 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Cable Type | Headphones cable - 1.55 m | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | 1.55 m | 2.2 m |
| CONNECTIONS | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headset (USB Type-C) |
|---|
| OTHERS | Sennheiser HD 300 PRO | Poly Blackwire 8225 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | - | |
|---|---|---|---|
| Software Certification | - | Zoom Certified |
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