In depth comparison and review of Sennheiser HMDC 27 and ASTRO Gaming A30. 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 | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Product Type | Headset - wired | Headset - Bluetooth / LIGHTSPEED - wireless, wired - 3.5 mm jack, USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 19.45 cm | |
| Width | - | 16.36 cm | |
| Depth | - | 8.1 cm | |
| Weight | 240 g | 342 g | Sennheiser HMDC 27 are lighter than Sennheiser HMDC 27 headphones. |
| Dimensions & Weight Details | - | Transmitter: 1.3 cm x 4.88 cm x 1.43 cm / 3.2 g Microphone: 0.86 cm x 15.83 cm x 2.96 cm / 13.1 g |
|
| Colour | - | White | Navy | |
| Earpad Material | - | Memory foam | |
| Headband Material | - | Memory foam | |
| Recommended Use | Professional audio | Game console, portable electronics, computer | |
| Gaming | - | Yes | |
| Bluetooth Range (Operating Distance) | - | 15 m |
| SOUND QUALITY | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth / LIGHTSPEED | |
| Active Noise Cancelling | Yes | - | Sennheiser HMDC 27 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 8 - 18000 Hz | 20 - 20000 Hz | ASTRO Gaming A30 offer a larger frequency range than Sennheiser HMDC 27. |
| Total Harmonic Distortion (THD) | <0.1% | <1% | Sennheiser HMDC 27 have lower total harmonic distortion than Sennheiser HMDC 27. |
| Sensitivity | - | 105 dB/mW | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 128 dB | - | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | ASTRO Gaming A30 have the ability to connect to multiple devices simultaneously. |
| Features | - | Moving coil dynamic |
| MICROPHONE | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Technology | Dynamic | - | |
| Microphone Operation Mode | Hypercardioid | Uni-directional, omni-directional | |
| Frequency Response | 40 - 18000 Hz | - |
| REMOTE CONTROL | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Controls | - | Mute, volume, power on/off, Bluetooth, call |
|---|
| CABLE | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Cable Type | - | Audio cable - detachable - 1.5 m USB-C to USB-A cable - detachable - 1.5 m |
|
|---|---|---|---|
| Cable Length | - | 1.5 m | |
| Detachable Cable | - | Yes |
| FEATURES | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Features | EPOS ActiveGard | - |
|---|
| BATTERY AND CHARGING | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 27 hour(s) | |
| Charging Time | - | 4.13 hour(s) |
| OTHERS | Sennheiser HMDC 27 | ASTRO Gaming A30 |
|---|
| Included Accessories | Wind screen, cable clip, headband padding | Protective case | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone, Mac, Windows, Android tablet | |
| Service & Support | - | Limited warranty - 2 years |
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