In depth comparison and review of Sennheiser HD 4.40 and beyerdynamic Amiron Wireless. 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 HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 380 g | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.2 | beyerdynamic Amiron Wireless have a more advanced version of Bluetooth than Sennheiser HD 4.40. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), General Audio/Video Distribution Profile (GAVDP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, apt-X LL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 5 - 40000 Hz | beyerdynamic Amiron Wireless offer a larger frequency range than Sennheiser HD 4.40. |
| Max Input Power | - | 200 mW | |
| Total Harmonic Distortion (THD) | 0.5% | <0.05% | beyerdynamic Amiron Wireless have lower total harmonic distortion than Sennheiser HD 4.40. |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 100 dB |
| MICROPHONE | Sennheiser HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Cable Type | - | Headphones cable - detachable - with remote control and mic - 1.2 m USB-C charge cable |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 1050 mAh | |
| Battery Life | - | 30 hour(s) | |
| Charging Time | - | 2 hour(s) |
| OTHERS | Sennheiser HD 4.40 | beyerdynamic Amiron Wireless |
|---|
| Included Accessories | - | Hard case |
|---|
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