In depth comparison and review of Sennheiser HD 4.40 and Sennheiser HD 598SR. 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 | Sennheiser HD 598SR |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack, 6.35 mm jack | |
|---|---|---|---|
| Headband Material | - | Leatherette | |
| Recommended Use | - | Home audio, portable electronics |
| SOUND QUALITY | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Ear Cups Type | Closed | Open | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 12 - 38500 Hz | Sennheiser HD 598SR offer a larger frequency range than Sennheiser HD 4.40. |
| Total Harmonic Distortion (THD) | 0.5% | 0.1% | Sennheiser HD 598SR have lower total harmonic distortion than Sennheiser HD 4.40. |
| Sensitivity | 113 dB | 112 dB | Sennheiser HD 4.40 have higher sensitivity than Sennheiser HD 598SR. |
| Impedance | 18 Ohm | 50 Ohm |
| MICROPHONE | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Controls | - | Push to Talk (PTT) |
|---|
| CABLE | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Cable Type | - | Headphones cable - detachable - straight - 3 m Headphones cable - detachable - straight - 1.2 m |
|
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Battery Type | Headphone battery lithium polymer | - |
|---|
| CONNECTIONS | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 4.40 | Sennheiser HD 598SR |
|---|
| Included Accessories | - | 6.3 mm (1/4") stereo adapter |
|---|
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