Detailed comparison and review of Sennheiser HD 2.30i and Sennheiser HD 400S. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | HD 2 | - | |
| Weight | 262 g | 217 g | Sennheiser HD 400S are lighter than Sennheiser HD 2.30i headphones. |
| Colour | Black | White | Black | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | - | Yes | Sennheiser HD 400S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 18 - 20000 Hz | Sennheiser HD 2.30i offer a larger frequency range than Sennheiser HD 400S. |
| Total Harmonic Distortion (THD) | 0.5% | 0.5% | Both headphones have the same total harmonic distortion. |
| Sensitivity | 115 dB/Vrms | - | |
| Impedance | 22 Ohm | 18 Ohm | |
| Max Sound Pressure | 115 dB | 120 dB | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Operation Mode | Mono, omni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz |
| REMOTE CONTROL | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Controls | Volume, answer/end, play/pause | Answer/end, play/pause, next/previous track |
|---|
| CABLE | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Cable Type | Headphones cable - 1.4 m | Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m | |
|---|---|---|---|
| Cable Length | 1.4 m | 1.4 m | |
| Detachable Cable | Yes | Yes |
| CONNECTIONS | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 2.30i | Sennheiser HD 400S |
|---|
| Compatibility | iPhone | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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