Side by side comparison and review of Sennheiser CX 400BT and Beats Studio Buds. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
DESIGN AND DIMENSIONS | Sennheiser CX 400BT | Beats Studio Buds |
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Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
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Height | - | 1.5 cm | |
Width | - | 1.85 cm | |
Depth | - | 2.05 cm | |
Weight | - | 5 g | |
Dimensions & Weight Details | Earbud: 6 g Charging case: 37 g |
Charging case: 5.1 cm x 7.2 cm x 2.55 cm / 48 g | |
Colour | White | Black | Ocean blue | Sunset pink | Moon grey | Black | White | Beats Red | |
Protection | - | Sweat-resistant, IPX4, water-resistant | |
Recommended Use | Portable electronics | Portable electronics |
SOUND QUALITY | Sennheiser CX 400BT | Beats Studio Buds |
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Headphones Form Factor | In-ear | In-ear | |
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Headphones Technology | Dynamic | - | |
Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 5.1 | - | |
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, aptX | - | |
Active Noise Cancelling | - | Yes | Beats Studio Buds are equipped with active noice cancellation. |
Noise Isolating | - | Yes | Beats Studio Buds are equipped with a noise isolating function. |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 5 - 21000 Hz | - | |
Total Harmonic Distortion (THD) | 0.08% | - | |
Max Sound Pressure | 107 dB | - | |
Diaphragm | 7 mm | - | |
Features | - | Fast Fuel technology |
MICROPHONE | Sennheiser CX 400BT | Beats Studio Buds |
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Form Factor | Built-in | Built-in |
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REMOTE CONTROL | Sennheiser CX 400BT | Beats Studio Buds |
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Controls | Volume control, answer/end, play/pause, next/previous track, reject call, pair mode, voice assistant, equaliser preset | Answer/end, next/previous track, voice assistant, ANC/transparency |
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CABLE | Sennheiser CX 400BT | Beats Studio Buds |
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Cable Type | USB-C to USB-A cable - detachable - straight - 25 cm | USB-C to USB-C cable |
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FEATURES | Sennheiser CX 400BT | Beats Studio Buds |
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Features | Voice alerts, touch control | - | |
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Internet of Things (IoT) Compatible | - | Yes | |
Intelligent Assistant | Siri, Google Assistant | Siri | |
Additional Functions | - | Transparency mode |
BATTERY AND CHARGING | Sennheiser CX 400BT | Beats Studio Buds |
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Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | 55 mAh | - | |
Battery Life | 7 hour(s) | 8 hour(s) | Beats Studio Buds 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 |
Continuous playback (with included charging case): up to 24 hours Continuous playback (noise cancelling ON): up to 5 hours Continuous playback (noise cancelling ON / with included charging case): up to 15 hours Continuous playback (noise cancelling OFF): up to 8 hours |
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Charging Time | 1.5 hour(s) | - | |
Included Qty | 2 | - |
WIRELESS LINK | Sennheiser CX 400BT | Beats Studio Buds |
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Radio Transmitter Power | 10 mW | - |
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OTHERS | Sennheiser CX 400BT | Beats Studio Buds |
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Included Accessories | 4 pairs of earpads (extra small, small, medium, large), charging case (420 mAh) | Charging case, logo sticker, USB-C to USB-C charging cable, 3 pairs of silicone ear tips (S, M, L) | |
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Compatibility | - | iPhone, iPad, iPod, Android phone, Mac, Android tablet | |
Compliant Standards | Bluetooth Class 1, Directive 2006/66/EC, WEEE 2012/19/EU, Directive 2013/56/EU | Bluetooth Class 1 | |
Service & Support | - | Limited warranty - 1 year |