In depth comparison and review of SteelSeries Siberia 840 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 | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired - USB-C | |
|---|---|---|---|
| Weight | 318 g | 186 g | Poly Blackwire 8225 are lighter than SteelSeries Siberia 840 headphones. |
| Colour | Glossy, matte black | - | |
| Recommended Use | Game console, phone, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | - | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 100 dB | 84 dB | SteelSeries Siberia 840 have higher sensitivity than Poly Blackwire 8225. |
| Impedance | - | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | SteelSeries Siberia 840 have a thicker diaphragm than Poly Blackwire 8225. |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 8225 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Audio Input Details | Uni-directional | - | |
| Sensitivity | -44 dB | -35 dBV/Pascal | |
| Impedance | 2.2 kOhm | - | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Cable Type | Audio (optical) cable USB cable RCA cable Audio cable |
Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| BATTERY AND CHARGING | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Battery Type | Headset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1000 mAh | - | |
| Battery Life | 20 hour(s) | - | |
| Included Qty | 2 | - |
| WIRELESS LINK | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Connector Type | Headset Headphones USB |
Headset (USB Type-C) |
|---|
| OTHERS | SteelSeries Siberia 840 | Poly Blackwire 8225 |
|---|
| Included Accessories | Transmitter unit, 4 power plug adapters, 2 battery packs, mobile cable, chat cable | - | |
|---|---|---|---|
| Software Included | SteelSeries Engine 3 | - | |
| Software Certification | - | Zoom Certified |
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