Compare Sennheiser CX 400BT vs Sennheiser MOMENTUM True Wireless 2 vs Samsung Galaxy Buds Pro
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth 5.1
Bluetooth 5.1
Bluetooth 5.0
Construction
Battery | Capacity
61 mAh
Colors
Phantom Violet, Phantom Black, Phantom Silver
Drivers
Sennheiser 7mm dynamic driver
2-way (11mm woofer + 6.5mm tweeter)
Form Factor
In-ear true wireless headphones
Headphone Type
In-ear, closed
In-ear, closed acoustics
Microphone
3 mics (2 outer + 1 inner)
Speakers
Sennheiser 7mm dynamic driver
Dimensions
Size | Depth
0.82 inch
Size | Height
0.77 inch
Size | Width
0.81 inch
Weight
2x 6g (earbud) + 37g (charging case)
6 g
Function
Bluetooth Codecs
SBC, AAC, aptX
SBC, AAC, aptX
Scalable (Samsung proprietary), AAC, SBC
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP
A2DP, AVRCP, HSP, HFP
Compatibility
Android 7.0 or higher
Fast Charging
1-hour play time / 5-minute quick charging
Noise Cancellation
Single-Mic ANC per earbud side
ANC, cutting external background noise by up to 99%, 2 adjustable levels; 4 adjustable levels of Ambient Sound mode
Sensor
Accelerometer, Gyro, Proximity, Hall, Touch, Voice Pickup Unit(VPU)
Weather Resistance
IPX78
Wireless Charging
Qi-certified wireless charging
Performance
Battery Life
7 h with earbuds, 20 h with charging case
7 h / 28 h with charging case
ANC on 5 hours / Total 18 hours Play time; 4 hours / Total 14.5h Talk time | ANC off 8 hours / Total 28 hours Play time; 5 hours / Total 17.5h Talk time
Charging Time
1.5 h
1.5 h for full charge / 10 min for 1.5 h playtime
Frequency Response
5 Hz - 21 kHz
5 Hz - 21 kHz
Microphone Frequency Response
100 Hz - 10 kHz
100 Hz - 10 kHz
Production
Availability
2020-09-15
2020-04
Debut
2020-09-01
2020-03
2021-01-15 (Galaxy Unpacked 2021)
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