In depth comparison and review of Sennheiser HD 599 and Poly Blackwire 325. 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 599 | Poly Blackwire 325 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | HD 500 | 300 Series | |
| Colour | Brown, ivory, matte metallic | - | |
| Headband Material | - | Metal | |
| Recommended Use | Home audio | - |
| SOUND QUALITY | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 12 - 38500 Hz | 20 - 20000 Hz | Sennheiser HD 599 offer a larger frequency range than Poly Blackwire 325. |
| Total Harmonic Distortion (THD) | 0.1% | - | |
| Impedance | 50 Ohm | - | |
| Max Sound Pressure | 106 dB | - | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Cable Type | Headphones cable - 3 m Headphones cable - 1.2 m |
Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | - | 2.13 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| CONNECTIONS | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) Headphones (mini-phone stereo 3.5 mm) |
USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 599 | Poly Blackwire 325 |
|---|
| Included Accessories | 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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