Side by side comparison and review of Sennheiser HMD 300 PRO and MSI H991. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Product Type | Headset - wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 319 g | 300 g | MSI H991 are lighter than Sennheiser HMD 300 PRO headphones. |
| Recommended Use | - | Computer |
| SOUND QUALITY | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HMD 300 PRO can be folded. |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | Yes | - | Sennheiser HMD 300 PRO are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 60 - 25000 Hz | 20 - 20000 Hz | Sennheiser HMD 300 PRO offer a larger frequency range than MSI H991. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | 0.1% | - | |
| Sensitivity | 108 dB | 101 dB +/- 3dB | Sennheiser HMD 300 PRO have higher sensitivity than MSI H991. |
| Impedance | 64 Ohm | 32 Ohm | |
| Max Sound Pressure | 123 dB | - | |
| Diaphragm | - | 40 mm |
| MICROPHONE | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Technology | Dynamic | - | |
| Microphone Operation Mode | Hypercardioid | Omni-directional | |
| Frequency Response | 80 - 16000 Hz | - | |
| Sensitivity | 0.4 mV/Pascal | -47 dB | |
| Sensitivity Margin | - | +/- 3dB | |
| Impedance | 300 Ohm | 2.2 kOhm |
| CABLE | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Cable Length | - | 1.5 m |
|---|
| FEATURES | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Features | EPOS ActiveGard | - |
|---|
| CONNECTIONS | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Connector Type | - | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sennheiser HMD 300 PRO | MSI H991 |
|---|
| Included Accessories | Wind screen | - |
|---|
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