In depth comparison and review of Sony h.ear on 2 Wireless NC WH-H900N 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 | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB-C | |
|---|---|---|---|
| Weight | 290 g | 186 g | Poly Blackwire 8225 are lighter than Sony h.ear on 2 Wireless NC WH-H900N headphones. |
| Colour | Moonlight blue | Greyish black | Horizon green | Pale gold | Twilight red | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sony h.ear on 2 Wireless NC WH-H900N can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD, LDAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Digital Sound Enhancement Engine HX (DSEE HX) | - | |
| Frequency Response | 5 - 40000 Hz | 20 - 20000 Hz | Sony h.ear on 2 Wireless NC WH-H900N offer a larger frequency range than Poly Blackwire 8225. |
| Sensitivity | 103 dB/mW | 84 dB | Sony h.ear on 2 Wireless NC WH-H900N have higher sensitivity than Poly Blackwire 8225. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | Titanium - 40 mm | 32 mm | Sony h.ear on 2 Wireless NC WH-H900N have a thicker diaphragm than Poly Blackwire 8225. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225 microphone can cancel out ambient noise. |
| Frequency Response | 50 - 8000 Hz | 100 - 10000 Hz | Poly Blackwire 8225 offer a larger microphone frequency range than Sony h.ear on 2 Wireless NC WH-H900N. |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Controls | Volume, noise-cancellation suspend button | Mute, volume, answer/end |
|---|
| CABLE | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Cable Type | Headphones cable - detachable - single-sided - L shaped - 1.2 m Micro-USB cable - 50 cm |
Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | 1.2 m | 2.2 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Intelligent Assistant | Siri, Google Assistant | - |
|---|
| BATTERY AND CHARGING | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 34 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON): up to 28 hours Continuous playback (noise cancelling OFF): up to 34 hours Standby (noise cancelling ON): up to 48 hours Standby (noise cancelling OFF): up to 200 hours |
- | |
| Standby Time | 200 hours | - | |
| Charging Time | 6 hour(s) | - |
| WIRELESS LINK | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Radio Frequency Range | 2.4GHz, 2.4 - 2.4835GHz | - |
|---|
| CONNECTIONS | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) (5 pin Micro-USB Type B (power only)) |
Headset (USB Type-C) |
|---|
| OTHERS | Sony h.ear on 2 Wireless NC WH-H900N | Poly Blackwire 8225 |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Compatibility | iPhone, iPod, Android phone | - | |
| Software Certification | - | Zoom Certified |
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