Compare Bowers & Wilkins PX7 vs DALI IO-6 vs Sennheiser PXC 550-II
Connectivity
Ports
3.5mm stereo jack + USB-C
3.5mm + USB-C
Micro-USB
Wireless Connectivity
Bluetooth
Bluetooth 5.0
Bluetooth 5
Construction
Cable
1.2m stereo audio cable + 1.2m USB-A to USB-C cable
Carrying Case
Yes
Travel case
Colors
Space Grey, Silver, Carbon
Army Green, Chalk White, Iron Black, Caramel White
Drivers
43.6mm full range
50 mm free edge paper fibre cone
Dynamic, 32mm
Form Factor
Wireless Headphones, Over-Ear
Over-ear headphones, wireless headphones
Headphone Type
Dynamic headphones
Closed headphones, Dynamic headphones
Dynamic headphones
Material
Closed back circumaural (over ear)
Microphone
4x mics for ANC + 2x mics for telephony
MEMS
Dimensions
Size | Depth
63 mm
Size | Height
174 mm
Size | Width
136 mm
Weight
310 g
325 g
227 g
Function
Bluetooth Codecs
AptX Adaptive, aptX HD, aptX Classic, AAC, SBC
AAC, aptX, aptX HD
SBC, aptX, aptX Low Latency, AAC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
Fast Charging
5hrs with 15min charge
Noise Cancellation
Yes
Yes
Weather Resistance
IP53
Performance
Battery Life
30 hrs Bluetooth with ANC
60 h
20 h (ANC + A2DP) / 30 h (ANC + wired)
Charging Time
2.5 h
Frequency Response
10Hz ~ 30kHz
10Hz - 20kHz
17Hz - 23kHz
Impedance
20k Ohms
25 ohms Via 3.5mm
Active: 490 ohms / Passive: 46 ohms
Max Sound Level
100 dB
Microphone Frequency Response
50Hz - 10kHz
Sensitivity
200 mV rms / 175 mV rms
110 dBSPL
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Accessory
Flight adapter included
Debut
2019-10
2019-10
2019 IFA
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