Compare Sennheiser HD 450BT vs DALI IO-4 vs Yamaha YH-E700A
Connectivity
Ports
USB-C
3.5mm + USB-C
3.5 mm stereo mini
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0
Bluetooth 5
Construction
Battery | Capacity
600 mAh
Cable
50 cm, USB-A to C, Single-sided
Carrying Case
Hard case, Flight adapter included
Colors
Black, White
Army Green, Chalk White, Iron Black, Caramel White
Black, White
Drivers
50 mm free edge paper fibre cone
40 mm, Dynamic
Form Factor
Wireless headphones, over-ear headphones
Over-ear headphones, wireless headphones
Headphone Type
Dynamic headphones, Closed headphones
Closed headphones, Dynamic headphones
Closed headphones, Over-ear
Material
Closed back circumaural (over ear)
Microphone
MEMS
Dimensions
Weight
238 g
320 g
325 g
Function
Audio
Hi-Res Audio
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
AAC, aptX, aptX HD
SBC, AAC, Qualcomm aptX Adaptive
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
Yes
No
Voice Assistance
Siri + Google Assistant support
Weather Resistance
IP53
Performance
Battery Life
30 hours music playback via Bluetooth with ANC activated
60 h
35 h (with ADVANCED ANC on)
Charging Time
2 h
2.5 h
3.5 h
Frequency Response
18Hz to 22kHz (-10 dB)
10Hz - 20kHz
8 Hz - 40 kHz
Impedance
25 ohms (Via 3.5mm)
Max Sound Level
108 dB (1 kHz/0 dBFS)
100 dB
Microphone Frequency Response
80 Hz to 6000 Hz (-3 dB)
Sensitivity
200 mV rms / 175 mV rms
Production
Availability
2020-12
Debut
2020 CES
2019-10
2020-08-19
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