Detailed comparison and review of Sony WF-1000X and Sennheiser CX 400BT. 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 | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless - NFC | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 4.26 cm | - | |
| Width | 10.3 cm | - | |
| Depth | 2.45 cm | - | |
| Weight | 6.8 g | - | |
| Dimensions & Weight Details | Charging case: 10.3 cm x 4.26 cm x 2.45 cm / 70 g Headphones: 6.8 g |
Earbud: 6 g Charging case: 37 g |
|
| Colour | Gold | Black | White | Black | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.1 | Sennheiser CX 400BT have a more advanced version of Bluetooth than Sony WF-1000X. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC | SBC, AAC, aptX | |
| Active Noise Cancelling | Yes | - | Sony WF-1000X are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 21000 Hz | Sennheiser CX 400BT offer a larger frequency range than Sony WF-1000X. |
| Total Harmonic Distortion (THD) | - | 0.08% | |
| Max Sound Pressure | - | 107 dB | |
| Diaphragm | 6 mm | 7 mm | Sennheiser CX 400BT have a thicker diaphragm than Sony WF-1000X. |
| Magnet Material | Neodymium | - |
| MICROPHONE | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 50 - 8000 Hz | - |
| REMOTE CONTROL | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Controls | Noise-cancellation suspend button | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset |
|---|
| CABLE | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Cable Type | USB cable | USB-C to USB-A cable - detachable - straight - 25 cm |
|---|
| FEATURES | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Features | - | Voice alerts, touch control | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant |
| BATTERY AND CHARGING | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 55 mAh | |
| Battery Life | 3 hour(s) | 7 hour(s) | Sennheiser CX 400BT lasts longer on a single charge than the Sony WF-1000X. |
| Battery Life Details | Continuous playback (noise cancelling ON): up to 3 hours Continuous playback (noise cancelling OFF): up to 3 hours Standby (noise cancelling ON): up to 8 hours Standby (noise cancelling OFF): up to 35 hours |
Continuous playback (50% volume): up to 7 hours Continuous playback (with included charging case): up to 20 hours |
|
| Standby Time | 35 hours | - | |
| Charging Time | 1.5 hour(s) | 1.5 hour(s) | The charging of both headphones last the same time. |
| Included Qty | - | 2 |
| WIRELESS LINK | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Radio Transmitter Power | - | 10 mW | |
|---|---|---|---|
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| OTHERS | Sony WF-1000X | Sennheiser CX 400BT |
|---|
| Included Accessories | Charging case, 4 pairs of long hybrid silicone rubber earbuds (SS, S, M, L), 2 pairs of Fitting Supporters, 3 pairs of Triple-Comfort Earbuds | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | |
|---|---|---|---|
| Compatibility | iPhone, iPod, Android phone | - | |
| Compliant Standards | - | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU |
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