In depth comparison and review of Poly Blackwire C225 and Sennheiser HD 25 Plus. 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 C225 | Sennheiser HD 25 Plus |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 140 g | |
| Headband Material | Metal | - | |
| Design | - | DJ | |
| Recommended Use | Portable electronics, computer | Professional audio, home audio |
| SOUND QUALITY | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 16 - 22000 Hz | Sennheiser HD 25 Plus offer a larger frequency range than Poly Blackwire C225. |
| Total Harmonic Distortion (THD) | - | 0.3% | |
| Sensitivity | - | 120 dB | |
| Impedance | - | 70 Ohm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Cable Type | Headset cable | Headphones cable - 1.3 m Headphones cable - 1.5 m |
|---|
| CONNECTIONS | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire C225 | Sennheiser HD 25 Plus |
|---|
| Included Accessories | - | Protective pouch, 3.5 mm to 6.3 mm adapter, 2 pairs of earpads | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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