In depth comparison and review of Sennheiser HD 4.30i 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 | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
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Colour | Black | White | - |
SOUND QUALITY | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Headphones Form Factor | Full size | Full size | |
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Ear Cups Type | Closed | Closed | |
Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Bluetooth Version | - | Bluetooth 4.0 | |
Noise Isolating | Yes | - | Sennheiser HD 4.30i are equipped with a noise isolating function. |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 18 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 4.40 offer a larger frequency range than Sennheiser HD 4.30i. |
Total Harmonic Distortion (THD) | 0.5% | 0.5% | Both headphones have the same total harmonic distortion. |
Sensitivity | 120 dB/Vrms | 113 dB | Sennheiser HD 4.30i have higher sensitivity than Sennheiser HD 4.40. |
Impedance | 18 Ohm | 18 Ohm | |
Diaphragm | 32 mm | - | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Form Factor | - | Built-in | |
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Type | On-cable | - | |
Microphone Operation Mode | Omni-directional | Omni-directional | |
Frequency Response | - | 100 - 10000 Hz | |
Sensitivity | -44 dBV/Pascal | - | |
Microphones Included | - | 2 |
REMOTE CONTROL | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Controls | 3-button remote | - |
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CABLE | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Cable Type | Headphones cable - detachable - 1.4 m | - | |
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Cable Length | 1.4 m | - | |
Detachable Cable | Yes | - | |
Plated Connector | Gold | - |
BATTERY AND CHARGING | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Battery Type | - | Headphone battery lithium polymer |
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CONNECTIONS | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
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OTHERS | Sennheiser HD 4.30i | Sennheiser HD 4.40 |
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Included Accessories | Soft bag, audio cable (1.4 m) | - | |
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Service & Support | Limited warranty - parts and labour - 2 years | - |