In depth comparison and review of SteelSeries Siberia 840 and Sennheiser HMDC 27. 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 | Sennheiser HMDC 27 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired | |
|---|---|---|---|
| Weight | 318 g | 240 g | Sennheiser HMDC 27 are lighter than SteelSeries Siberia 840 headphones. |
| Colour | Glossy, matte black | - | |
| Recommended Use | Game console, phone, computer | Professional audio | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Active Noise Cancelling | - | Yes | Sennheiser HMDC 27 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 20 - 20000 Hz | 8 - 18000 Hz | SteelSeries Siberia 840 offer a larger frequency range than Sennheiser HMDC 27. |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Sensitivity | 100 dB | - | |
| Max Sound Pressure | - | 128 dB | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | - | Dynamic | |
| Microphone Operation Mode | - | Hypercardioid | |
| Frequency Response | 100 - 10000 Hz | 40 - 18000 Hz | Sennheiser HMDC 27 offer a larger microphone frequency range than SteelSeries Siberia 840. |
| Audio Input Details | Uni-directional | - | |
| Sensitivity | -44 dB | - | |
| Impedance | 2.2 kOhm | - | |
| Microphone Features | Mute function | - |
| CABLE | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Cable Type | Audio (optical) cable USB cable RCA cable Audio cable |
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|---|
| FEATURES | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Features | - | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Battery Type | Headset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1000 mAh | - | |
| Battery Life | 20 hour(s) | - | |
| Included Qty | 2 | - |
| WIRELESS LINK | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Connector Type | Headset Headphones USB |
- |
|---|
| OTHERS | SteelSeries Siberia 840 | Sennheiser HMDC 27 |
|---|
| Included Accessories | Transmitter unit, 4 power plug adapters, 2 battery packs, mobile cable, chat cable | Wind screen, cable clip, headband padding | |
|---|---|---|---|
| Software Included | SteelSeries Engine 3 | - |
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