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Compare Sennheiser HD 450BT vs Apple AirPods Max [Smart Case] vs Bang & Olufsen Beoplay HX

Price

MSRP
199 USD
549 USD
499 USD
Offers (incl. referral links)

Connectivity

Ports
USB-C
USB-C
USB-C + 3.5mm
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0
Bluetooth 5.1

Construction

Battery | Capacity
600 mAh
1200 mAh
Cable
1.25 m audio cable with 3.5mm mini-jack for corded Connectivity + 1.25 m USB-A to USB-C cable for Charging
Carrying Case
Smart Case
Fabric carrying case included
Colors
Black, White
Silver, Space Gray, Sky Blue, Pink, Green
Black Anthracite, Grey Mist, Navy
Drivers
40mm Apple-designed dynamic driver with dual neodymium ring magnet
40 mm Electro-dynamic driver
Form Factor
Wireless headphones, over-ear headphones
Over-ear wireless headphones
Over-Ear Wireless Headphones
Headphone Type
Dynamic headphones, Closed headphones
Dynamic
Dynamic headphones, Closed headphones
Magnet
Neodymium magnets
Material
Aluminum, Leather, Fabric, Polymer, Rubber
Microphone
MEMS
9x microphones: 8x for ANC, 3x for voice pickup
4 x MEMS for voice Mic (2 mics sharing with ANC) + 4 x Dedicated MEMS mic for ANC function (2 mics in each earcup)

Dimensions

Size | Depth
3.28 inches / 83.4 mm
52 mm
Size | Height
7.37 inches / 187.3 mm
200 mm
Size | Width
6.64 inches / 168.6 mm
195 mm
Weight
238 g
4.74 ounces / 134.5 grams
285 g / 360 g with carrying case

Function

Audio
Dolby Atmos, Transparency mode
Bluetooth Codecs
SBC, AAC, AptX, AptX Low Latency
SBC, AAC, aptX Adaptive
Fast Charging
5 min for 1.5 hours of listening time
Microphone Pickup Pattern
Dual Beamforming
Noise Cancellation
Yes
Yes, with transparency mode
Active Noise Cancellation
Processor
Apple H1 headphone chip (each ear cup)
Sensor
Both ear cups: Optical sensor, Position sensor, Case-detect sensor, Accelerometer / Left ear cup: Gyroscope

Performance

Battery Life
30 hours music playback via Bluetooth with ANC activated
Up to 20 hours
Up to 35 hours with active Bluetooth and Active Noise Cancellation / Up to 40 hours with Bluetooth
Charging Time
2 h
3 hours
Frequency Response
18Hz to 22kHz (-10 dB)
20Hz ~ 22kHz
Impedance
24 ohms in passive mode
Max Sound Level
108 dB (1 kHz/0 dBFS)
Microphone Frequency Response
80 Hz to 6000 Hz (-3 dB)
Sensitivity
95 dB @ 1kHz/1mW

Production

Availability
2020-12-15
Debut
2020 CES
2020-12-08
2021
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