In depth comparison and review of Astro A50 and Sennheiser HD 4.20s. 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 | Astro A50 | Sennheiser HD 4.20s |
|---|
| Product Type | Headset - wireless | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 380 g | - | |
| Colour | Black | Grey | White, lime | Black | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | 9 m | - |
| SOUND QUALITY | Astro A50 | Sennheiser HD 4.20s |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Ear Cups Type | Open | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Noise Isolating | - | Yes | Sennheiser HD 4.20s are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | MixAmp Dolby Digital | - | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 10 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Impedance | 48 Ohm | - | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | Astro A50 | Sennheiser HD 4.20s |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | On-cable | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Audio Input Details | Uni-directional | - | |
| Sensitivity | - | -44 dBV/Pascal |
| REMOTE CONTROL | Astro A50 | Sennheiser HD 4.20s |
|---|
| Controls | - | 1-button remote |
|---|
| CABLE | Astro A50 | Sennheiser HD 4.20s |
|---|
| Cable Type | USB charge cable - 1 m Audio (optical) cable - 1 m |
- | |
|---|---|---|---|
| Cable Length | - | 1.4 m | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | Astro A50 | Sennheiser HD 4.20s |
|---|
| Battery Type | Headset battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| WIRELESS LINK | Astro A50 | Sennheiser HD 4.20s |
|---|
| Radio Frequency Range | 5GHz | - |
|---|
| CONNECTIONS | Astro A50 | Sennheiser HD 4.20s |
|---|
| Connector Type | Audio input (mini-phone 3.5mm) Digital audio input (optical) |
Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Astro A50 | Sennheiser HD 4.20s |
|---|
| Included Accessories | Stand | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | - | Limited warranty - parts and labour - 2 years |
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