Detailed comparison and review of Poly Blackwire 325 and EPOS H3 Hybrid. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 298 g | |
| Colour | - | Ghost white | Onyx black | |
| Headband Material | Metal | - | |
| Design | - | Games | |
| Recommended Use | - | Game console, computer |
| SOUND QUALITY | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | - | 116 dB | |
| Diaphragm | - | 40 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Form Factor | - | Built-in & removable boom | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | - | Bi-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 7500 Hz | Poly Blackwire 325 offer a larger microphone frequency range than EPOS H3 Hybrid. |
| REMOTE CONTROL | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable - detachable - 1.5 m USB-C to USB-A cable - detachable - 2 m |
|
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 37 hour(s) | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headset |
|---|
| OTHERS | Poly Blackwire 325 | EPOS H3 Hybrid |
|---|
| Included Accessories | - | Cover plate | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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