Compare Sennheiser HD 450BT vs Yamaha YH-L700A vs Sennheiser PXC 550-II
Connectivity
Ports
USB-C
3.5 mm stereo mini
Micro-USB
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5
Bluetooth 5
Wireless Range
10 m (32.8 ft)
Construction
Battery | Capacity
600 mAh
Cable
50 cm, USB-A to C, Single-sided
Carrying Case
Hard case, Flight adapter included
Colors
Black, White
Black, White
Drivers
40 mm, Dynamic
Dynamic, 32mm
Form Factor
Wireless headphones, over-ear headphones
Headphone Type
Dynamic headphones, Closed headphones
Closed headphones, Over-ear
Dynamic headphones
Microphone
MEMS
MEMS
Dimensions
Size | Depth
63 mm
Size | Height
174 mm
Size | Width
136 mm
Weight
238 g
325 g
227 g
Function
Audio
Hi-Res Audio (wired mode only)
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
SBC, AAC, Qualcomm aptX Adaptive
SBC, aptX, aptX Low Latency, AAC
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
Yes
Voice Assistance
Siri + Google Assistant support
Performance
Battery Life
30 hours music playback via Bluetooth with ANC activated
34 h (with ADVANCED ANC on) / 11 h (Advanced ANC + 3D Sound Field on)
20 h (ANC + A2DP) / 30 h (ANC + wired)
Charging Time
2 h
3.5 h
Frequency Response
18Hz to 22kHz (-10 dB)
8 Hz - 40 kHz
17Hz - 23kHz
Impedance
Active: 490 ohms / Passive: 46 ohms
Max Sound Level
108 dB (1 kHz/0 dBFS)
Microphone Frequency Response
80 Hz to 6000 Hz (-3 dB)
50Hz - 10kHz
Sensitivity
110 dBSPL
Production
Debut
2020 CES
2021-08-24
2019 IFA
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