In depth comparison and review of Sennheiser HD 4.40 and ifrogz Aurora 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 | ifrogz Aurora Wireless |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Colour | - | Blue | Red | Black | White |
| SOUND QUALITY | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Noise Isolating | - | Yes | ifrogz Aurora Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | - | |
| Diaphragm | - | 40 mm |
| MICROPHONE | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Controls | - | Volume control, next/previous track |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 12 hour(s) |
| CONNECTIONS | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 4.40 | ifrogz Aurora Wireless |
|---|
| Service & Support | - | Limited warranty - 2 years |
|---|
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