Detailed comparison and review of Sennheiser HD 400S and Huawei FreeBuds Studio. 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 400S | Huawei FreeBuds Studio |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 19.4 cm | |
| Width | - | 15.2 cm | |
| Depth | - | 8.15 cm | |
| Weight | 217 g | 260 g | Sennheiser HD 400S are lighter than Sennheiser HD 400S headphones. |
| Colour | Black | Black | Gold | |
| Recommended Use | Portable electronics | Portable electronics | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 400S can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Bluetooth Audio Codec | - | L2HC | |
| Active Noise Cancelling | - | Yes | Huawei FreeBuds Studio are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | Sennheiser HD 400S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 20000 Hz | 4 - 48000 Hz | Huawei FreeBuds Studio offer a larger frequency range than Sennheiser HD 400S. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Impedance | 18 Ohm | - | |
| Max Sound Pressure | 120 dB | - | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Huawei FreeBuds Studio have the ability to connect to multiple devices simultaneously. |
| Features | - | Tee Audio Tube (TAT) |
| MICROPHONE | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume, answer/end, play/pause, next/previous track, reject call, voice assistant |
|---|
| CABLE | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Cable Type | Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m | USB-C charge cable | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Features | - | Touch control, wear detection | |
|---|---|---|---|
| Sensors | - | Touch sensor, IMU sensor, capacitance sensor, microphone sensor | |
| Additional Functions | - | Hear-through mode, awareness mode, voice mode, general mode, cozy mode, ultra mode, gaming mode, pop-up pairing |
| BATTERY AND CHARGING | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 410 mAh | |
| Battery Life | - | 24 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling OFF): up to 24 hours Continuous playback (noise cancelling ON): up to 20 hours |
|
| Charging Time | - | 1 hour(s) |
| CONNECTIONS | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (power only) (24 pin USB-C) |
|---|
| OTHERS | Sennheiser HD 400S | Huawei FreeBuds Studio |
|---|
| Included Accessories | - | Carrying case, USB-C charging cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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