Sony WI-XB400 vs. Sennheiser CX 400BT

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sony WI-XB400 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.

Headphones Specifications Comparison

Sony WI-XB400 vs. Sennheiser CX 400BT Comparison Chart
DESIGN AND DIMENSIONS Sony WI-XB400 Sennheiser CX 400BT
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Weight 21 g -
Dimensions & Weight Details - Earbud: 6 g
Charging case: 37 g
Colour Black | Blue White | Black
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) 10 m -
SOUND QUALITY Sony WI-XB400 Sennheiser CX 400BT
Headphones Form Factor In-ear - behind-the-neck mount In-ear
Headphones Technology Dynamic Dynamic
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 5.0 Bluetooth 5.1 Sennheiser CX 400BT have a more advanced version of Bluetooth than Sony WI-XB400.
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Serial Copy Management System (SCMS-T) 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
Sound Output Mode - Stereo
Sound Effects Extra Bass -
Frequency Response 20 - 20000 Hz 5 - 21000 Hz Sennheiser CX 400BT offer a larger frequency range than Sony WI-XB400.
Total Harmonic Distortion (THD) - 0.08%
Max Sound Pressure - 107 dB
Diaphragm 12 mm 7 mm Sony WI-XB400 have a thicker diaphragm than Sennheiser CX 400BT.
Magnet Material Neodymium -
Features Magnetic ear buds -
MICROPHONE Sony WI-XB400 Sennheiser CX 400BT
Form Factor - Built-in
Type On-cable -
Microphone Technology Electret condenser -
Microphone Operation Mode Uni-directional -
REMOTE CONTROL Sony WI-XB400 Sennheiser CX 400BT
Controls Multiple function button Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset
CABLE Sony WI-XB400 Sennheiser CX 400BT
Cable Type USB-C charge cable - detachable - 20 cm USB-C to USB-A cable - detachable - straight - 25 cm
FEATURES Sony WI-XB400 Sennheiser CX 400BT
Features - Voice alerts, touch control
Intelligent Assistant Siri, Google Assistant Siri, Google Assistant
BATTERY AND CHARGING Sony WI-XB400 Sennheiser CX 400BT
Battery Type Headphone battery rechargeable - Lithium Ion Headphone battery rechargeable - Lithium Ion
Battery Capacity - 55 mAh
Battery Life 15 hour(s) 7 hour(s) Sony WI-XB400 lasts longer on a single charge than the Sennheiser CX 400BT.
Battery Life Details - Continuous playback (50% volume): up to 7 hours
Continuous playback (with included charging case): up to 20 hours
Standby Time 200 hours -
Charging Time 3 hour(s) 1.5 hour(s) Sennheiser CX 400BT recharge faster than Sony WI-XB400.
Included Qty - 2
WIRELESS LINK Sony WI-XB400 Sennheiser CX 400BT
Radio Transmitter Power - 10 mW
CONNECTIONS Sony WI-XB400 Sennheiser CX 400BT
Connector Type USB (power only) (USB Type-C) -
OTHERS Sony WI-XB400 Sennheiser CX 400BT
Included Accessories Ear-buds 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh)
Compliant Standards - Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU
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