In depth comparison and review of Sennheiser HD 4.40 and beyerdynamic DT 240 PRO. 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 DT 240 PRO |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 196 g | |
| Recommended Use | - | Professional audio |
| SOUND QUALITY | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 5 - 35000 Hz | beyerdynamic DT 240 PRO offer a larger frequency range than Sennheiser HD 4.40. |
| Total Harmonic Distortion (THD) | 0.5% | 0.1% | beyerdynamic DT 240 PRO have lower total harmonic distortion than Sennheiser HD 4.40. |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | 34 Ohm | |
| Max Sound Pressure | - | 119 dB |
| MICROPHONE | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Cable Type | - | Headphones cable - detachable - coiled - 1.25 m | |
|---|---|---|---|
| Cable Length | - | 1.25 m |
| BATTERY AND CHARGING | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Battery Type | Headphone battery lithium polymer | - |
|---|
| CONNECTIONS | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 4.40 | beyerdynamic DT 240 PRO |
|---|
| Included Accessories | - | 6.3 mm (1/4") stereo adapter, soft bag |
|---|
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