Compare Sony WH-1000XM4 vs Panasonic M500B vs DALI IO-4
Connectivity
Ports
Gold-plated L-shaped stereo mini plug
3.5mm, USB-C
3.5mm + USB-C
Wireless Connectivity
Bluetooth 5.0, NFC
Bluetooth 5.0
Bluetooth 5.0
Wireless Range
10 m
Construction
Cable
Single-sided (detachable)
1.2 m detechable
Colors
Black, White
Army Green, Chalk White, Iron Black, Caramel White
Drivers
1.57 ", dome type (CCAW Voice coil), Aluminum coated LCP
40 mm
50 mm free edge paper fibre cone
Form Factor
Over-ear wireless headphones
Over-ear headphones, wireless headphones
Headphone Type
Closed headphones, Dynamic headphones
Closed headphones, Dynamic headphones
Magnet
Neodymium
Neodymium
Material
Closed back circumaural (over ear)
Dimensions
Weight
316 g
320 g
Function
Audio
Base Reactor
Bluetooth Codecs
SBC, AAC, LDAC
SBC, AAC
AAC, aptX, aptX HD
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
A2DP, AVRCP, HSP, HFP
Fast Charging
15 minutes for 1.5 hours
Noise Cancellation
No
No
Weather Resistance
IP53
Performance
Battery Life
30 h (NC on) / 38 h (NC off)
30 h
60 h
Charging Time
4 h
2.5 h
Frequency Response
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)
20Hz - 20kHz
10Hz - 20kHz
Impedance
27 ohms
25 ohms (Via 3.5mm)
Max Sound Level
100 dB
Sensitivity
105 dB / mW (1 kHz)
100 dB / mW
200 mV rms / 175 mV rms
Production
Availability
2020 Summer
Debut
2020-08-06
2020 CES
2019-10
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