Compare Sennheiser HD 350BT vs Sony WH-1000XM4 vs Sennheiser PXC 550-II
Connectivity
Ports
USB-C
Gold-plated L-shaped stereo mini plug
Micro-USB
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0, NFC
Bluetooth 5
Construction
Battery | Capacity
320 mAh
Cable
Single-sided (detachable)
Colors
Black, White
Drivers
1.57 ", dome type (CCAW Voice coil), Aluminum coated LCP
Dynamic, 32mm
Form Factor
Wireless headphones, over-ear headphones
Headphone Type
Dynamic headphones, Closed headphones
Dynamic headphones
Magnet
Neodymium
Microphone
MEMS
MEMS
Dimensions
Size | Depth
63 mm
Size | Height
174 mm
Size | Width
136 mm
Weight
238 g
227 g
Function
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
SBC, AAC, LDAC
SBC, aptX, aptX Low Latency, AAC
Bluetooth Profiles
HSP, HFP, AVRCP, A2DP
A2DP, AVRCP, HFP, HSP
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
No
Performance
Battery Life
30 hours music playback via Bluetooth
30 h (NC on) / 38 h (NC off)
20 h (ANC + A2DP) / 30 h (ANC + wired)
Charging Time
2 h
Frequency Response
18Hz to 22kHz (-10 dB)
Wired: 4 Hz-40,000 Hz | Bluetooth: 20 Hz–20,000 Hz (44.1 kHz Sampling)/20 Hz–40,000 Hz (LDAC 96 kHz Sampling, 990 kbps)
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
105 dB / mW (1 kHz)
110 dBSPL
Production
Availability
2020 Summer
Debut
2020 CES
2020-08-06
2019 IFA
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