Compare DALI IO-6 vs Bowers & Wilkins PX7 vs Razer Opus
Connectivity
Ports
3.5mm + USB-C
3.5mm stereo jack + USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth
Construction
Cable
1.2m stereo audio cable + 1.2m USB-A to USB-C cable
Carrying Case
Travel case
Yes
Colors
Army Green, Chalk White, Iron Black, Caramel White
Space Grey, Silver, Carbon
Drivers
50 mm free edge paper fibre cone
43.6mm full range
2x 40mm, dynamic
Form Factor
Over-ear headphones, wireless headphones
Wireless Headphones, Over-Ear
Over-ear
Headphone Type
Closed headphones, Dynamic headphones
Dynamic headphones
Closed, Dynamic
Material
Closed back circumaural (over ear)
Microphone
4x mics for ANC + 2x mics for telephony
2 for voice + 4 for hybrid active noise cancellation
Dimensions
Weight
325 g
310 g
265 g
Function
Bluetooth Codecs
AAC, aptX, aptX HD
AptX Adaptive, aptX HD, aptX Classic, AAC, SBC
AAC & APTX, 4.2, A2DP, AVRCP, HFP
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
60 h
30 hrs Bluetooth with ANC
Up to 25h with ANC on
Charging Time
2.5 h
Frequency Response
10Hz - 20kHz
10Hz ~ 30kHz
20Hz - 20kHz
Impedance
25 ohms Via 3.5mm
20k Ohms
Max Sound Level
100 dB
Sensitivity
200 mV rms / 175 mV rms
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Accessory
Flight adapter included
Debut
2019-10
2019-10
2020-05-19
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