In depth comparison and review of ROCCAT Elo 7.1 Air 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 | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Product Type | Headset - 2.4 GHz - wireless | Headset - wired | |
|---|---|---|---|
| Height | 22.9 cm | - | |
| Width | 20.1 cm | - | |
| Depth | 9.1 cm | - | |
| Weight | 345 g | 240 g | Sennheiser HMDC 27 are lighter than ROCCAT Elo 7.1 Air headphones. |
| Colour | White | - | |
| Earpad Material | Memory foam | - | |
| Headband Material | Metal | - | |
| Design | Games | - | |
| Recommended Use | Computer | Professional audio |
| SOUND QUALITY | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| 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 | ROCCAT Elo 7.1 Air offer a larger frequency range than Sennheiser HMDC 27. |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Max Sound Pressure | - | 128 dB | |
| Diaphragm | 50 mm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Form Factor | Detachable headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Technology | - | Dynamic | |
| Microphone Operation Mode | Uni-directional | Hypercardioid | |
| Frequency Response | - | 40 - 18000 Hz |
| REMOTE CONTROL | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Controls | Power on/off, microphone on/mute, master volume, microphone volume | - |
|---|
| CABLE | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Cable Type | USB-C charge cable - detachable - 2 m | - |
|---|
| FEATURES | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Features | - | EPOS ActiveGard | |
|---|---|---|---|
| Additional Functions | RGB lighting, AIMO intelligent illumination, Stellar wireless technology, ProSpecs Glasses Relief System, Superhuman Hearing, TruSpeak microphone technology, Dynamic Fit, self-adjusting metal headband, rotating earcup hinges | - |
| BATTERY AND CHARGING | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 24 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 24 hours | - |
| CONNECTIONS | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Connector Type | USB 2.0 (4 PIN USB Type A) | - |
|---|
| OTHERS | ROCCAT Elo 7.1 Air | Sennheiser HMDC 27 |
|---|
| Included Accessories | USB wireless receiver, USB-C charging cable | Wind screen, cable clip, headband padding | |
|---|---|---|---|
| Compatibility | Windows | - | |
| Service & Support | Limited warranty - 2 years | - |
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