Compare DALI IO-4 vs Sony WH-1000XM4 vs Sony WH-H910N
Connectivity
Ports
3.5mm + USB-C
Gold-plated L-shaped stereo mini plug
Gold-plated L-shaped stereo mini plug
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0, NFC
Bluetooth 5
Construction
Cable
Single-sided (detachable)
Detachable 3.94'
Colors
Army Green, Chalk White, Iron Black, Caramel White
Drivers
50 mm free edge paper fibre cone
1.57 ", dome type (CCAW Voice coil), Aluminum coated LCP
0.98" dome, Aluminum 30 um/TPU 50 um (Composite)
Form Factor
Over-ear headphones, wireless headphones
Over-ear
Headphone Type
Closed headphones, Dynamic headphones
Closed, Dynamic
Magnet
Neodymium
Neodymium
Material
Closed back circumaural (over ear)
Dimensions
Weight
320 g
Function
Bluetooth Codecs
AAC, aptX, aptX HD
SBC, AAC, LDAC
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
Misc
Touch sensor volume control
Noise Cancellation
No
Yes
Weather Resistance
IP53
Performance
Battery Life
60 h
30 h (NC on) / 38 h (NC off)
5 h
Charging Time
2.5 h
Frequency Response
10Hz - 20kHz
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)
5 Hz - 40 kHz
Impedance
25 ohms (Via 3.5mm)
17 ohm
Max Sound Level
100 dB
Sensitivity
200 mV rms / 175 mV rms
105 dB / mW (1 kHz)
Production
Availability
2020 Summer
Debut
2019-10
2020-08-06
2019 IFA
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