In depth comparison and review of Sennheiser HD 400S and Sony WH-CH720N. 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 400S | Sony WH-CH720N |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 217 g | 192 g | Sony WH-CH720N are lighter than Sennheiser HD 400S headphones. |
| Colour | Black | Black | Blue | White | |
| Body Material | - | Recycled plastic | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 400S can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Sony WH-CH720N are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Ambient Sound Mode / Dual Noise Sensor | |
| Noise Isolating | Yes | - | Sennheiser HD 400S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine (DSEE), 360 Reality Audio | |
| Frequency Response | 18 - 20000 Hz | 7 - 20000 Hz | Sony WH-CH720N offer a larger frequency range than Sennheiser HD 400S. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | - | 108 dB | |
| Impedance | 18 Ohm | - | |
| Max Sound Pressure | 120 dB | - | |
| Diaphragm | - | 30 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Sony WH-CH720N have the ability to connect to multiple devices simultaneously. |
| Features | - | MultiPoint Technology, Precise Voice Pickup Technology, Google Fast Pair, Microsoft Swift Pair, Processor V1, Automatic Wind Noise Reduction, adaptive mode |
| MICROPHONE | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Controls | Answer/end, play/pause, next/previous track | Volume, play/pause, skip track, voice assistant |
|---|
| CABLE | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Cable Type | Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m | Headphones cable - detachable - 1.2 m USB-C cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.4 m | 1.2 m | |
| Detachable Cable | Yes | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Voice Control | - | Direct | |
| Intelligent Assistant | - | Google Assistant, Alexa |
| BATTERY AND CHARGING | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 50 hour(s) | |
| Battery Life Details | - | Continuous talk (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous talk: up to 40 hours Continuous playback: up to 50 hours |
|
| Charging Time | - | 3.5 hour(s) |
| CONNECTIONS | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (power only) (USB Type-C) Headphones (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 400S | Sony WH-CH720N |
|---|
| Included Accessories | - | USB-C cable, 3.5 mm audio cable | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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