Side by side comparison and review of Sennheiser HD 4.30i and ASTRO Gaming A20 Wireless Gen 2. 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 HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - 2.4 GHz - wireless | |
|---|---|---|---|
| Height | - | 17.75 cm | |
| Width | - | 26.2 cm | |
| Depth | - | 8.72 cm | |
| Weight | - | 318 g | |
| Dimensions & Weight Details | - | Transmitter: 1.96 cm x 6.58 cm x 0.76 cm / 7.1 g | |
| Colour | Black | White | White, green | |
| Recommended Use | - | Game console, computer | |
| Gaming | - | Yes | |
| Bluetooth Range (Operating Distance) | - | 15 m |
| SOUND QUALITY | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | 2.4 GHz radio frequency | |
| Noise Isolating | Yes | - | Sennheiser HD 4.30i are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 20000 Hz | 20 - 20000 Hz | Sennheiser HD 4.30i offer a larger frequency range than ASTRO Gaming A20 Wireless Gen 2. |
| Total Harmonic Distortion (THD) | 0.5% | <3% | Sennheiser HD 4.30i have lower total harmonic distortion than Sennheiser HD 4.30i. |
| Sensitivity | 120 dB/Vrms | 100 dB | Sennheiser HD 4.30i have higher sensitivity than ASTRO Gaming A20 Wireless Gen 2. |
| Impedance | 18 Ohm | 32 Ohm | |
| Diaphragm | 32 mm | 40 mm | ASTRO Gaming A20 Wireless Gen 2 have a thicker diaphragm than Sennheiser HD 4.30i. |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | On-cable | Boom | |
| Microphone Operation Mode | Omni-directional | Uni-directional | |
| Sensitivity | -44 dBV/Pascal | - |
| REMOTE CONTROL | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Controls | 3-button remote | Flip-to-mute |
|---|
| CABLE | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Cable Type | Headphones cable - detachable - 1.4 m | USB-C to USB-A cable - detachable - 1.5 m | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 1050 mAh | |
| Battery Life | - | 15 hour(s) | |
| Charging Time | - | 3.5 hour(s) | |
| Auto On/Off | - | Yes |
| CONNECTIONS | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 4.30i | ASTRO Gaming A20 Wireless Gen 2 |
|---|
| Included Accessories | Soft bag, audio cable (1.4 m) | Wireless transmitter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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