In depth comparison and review of Sharkoon Rush ER2 and Sennheiser HD 4.40. 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 | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Product Type | Headset - wired | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | 266 g | - | |
| Colour | White | Red | Green | Blue | - | |
| Recommended Use | Game console, portable electronics, computer | - |
| SOUND QUALITY | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.0 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 4.40 offer a larger frequency range than Sharkoon Rush ER2. |
| Max Input Power | 100 mW | - | |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | 92 dB | 113 dB | Sennheiser HD 4.40 have higher sensitivity than Sharkoon Rush ER2. |
| Impedance | 32 Ohm | 18 Ohm | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 30 - 16000 Hz | 100 - 10000 Hz | Sharkoon Rush ER2 offer a larger microphone frequency range than Sennheiser HD 4.40. |
| Audio Input Details | Omni-directional - 30 - 16000 Hz - Output Impedance 2.2 kOhm | - | |
| Sensitivity | -58 dB | - | |
| Impedance | 2.2 kOhm | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Controls | Volume control, microphone on/mute | - |
|---|
| CABLE | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Cable Type | Headset cable - 1.1 m Headset cable - 2.5 m |
- |
|---|
| BATTERY AND CHARGING | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Battery Type | - | Headphone battery lithium polymer |
|---|
| CONNECTIONS | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sharkoon Rush ER2 | Sennheiser HD 4.40 |
|---|
| Included Accessories | Carrying pouch | - |
|---|
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