In depth comparison and review of Urbanears Hellas 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 | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Product Type | Headphones - wireless - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Weight | - | 186 g | |
| Colour | Rush | Black belt | Team | Trail | - | |
| Recommended Use | Portable electronics, phone | - |
| SOUND QUALITY | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | 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 | |
| Max Input Power | 50 mW | - | |
| Sensitivity | 98 dB | 84 dB | Urbanears Hellas have higher sensitivity than Poly Blackwire 8225. |
| Impedance | 60 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Urbanears Hellas have a thicker diaphragm than Poly Blackwire 8225. |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Urbanears Hellas | 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 | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Mute, volume, answer/end |
|---|
| CABLE | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Cable Type | Headphones cable | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headset (USB Type-C) |
|---|
| OTHERS | Urbanears Hellas | Poly Blackwire 8225 |
|---|
| Software Certification | - | Zoom Certified |
|---|
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