Sennheiser HD 4.30i vs. Bang & Olufsen Beoplay H9i

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Sennheiser HD 4.30i and Bang & Olufsen Beoplay H9i. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.

Headphones Specifications Comparison

Sennheiser HD 4.30i vs. Bang & Olufsen Beoplay H9i Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless
Height - 20 cm
Width - 19.5 cm
Depth - 5.2 cm
Weight - 285 g
Colour Black | White Natural | Black | Pine
Body Material - Fabric, rubber, anodised aluminium, polymer
Earpad Material - Leather, memory foam
Headband Material - Leather
Recommended Use - Portable electronics
SOUND QUALITY Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Headphones Form Factor Full size Full size
Headphones Technology - Dynamic
Ear Cups Type Closed Closed
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 4.2
Bluetooth Audio Codec - AAC
Active Noise Cancelling - Yes Bang & Olufsen Beoplay H9i are equipped with active noice cancellation.
Active Noise Cancelling Technology - Hybrid ANC
Noise Isolating Yes - Sennheiser HD 4.30i are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response 18 - 20000 Hz 20 - 22000 Hz Bang & Olufsen Beoplay H9i offer a larger frequency range than Sennheiser HD 4.30i.
Total Harmonic Distortion (THD) 0.5% -
Sensitivity 120 dB/Vrms 95 dB/mW Sennheiser HD 4.30i have higher sensitivity than Bang & Olufsen Beoplay H9i.
Impedance 18 Ohm 24 Ohm
Diaphragm 32 mm 40 mm Bang & Olufsen Beoplay H9i have a thicker diaphragm than Sennheiser HD 4.30i.
In-Cord Volume Control Yes -
MICROPHONE Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Form Factor - Built-in
Type On-cable -
Microphone Operation Mode Omni-directional -
Sensitivity -44 dBV/Pascal -
Microphones Included - 2
REMOTE CONTROL Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Controls 3-button remote Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency
CABLE Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Cable Type Headphones cable - detachable - 1.4 m Headphones cable - detachable - 1.2 m
USB to USB-C cable - 1.25 m
Cable Length 1.4 m 1.2 m
Detachable Cable Yes -
Plated Connector Gold -
FEATURES Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Sensors - Proximity sensor
BATTERY AND CHARGING Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Battery Type - Headphone battery rechargeable - Lithium Ion
Battery Capacity - 770 mAh
Battery Life - 24 hour(s)
Battery Life Details - Continuous playback (noise cancelling ON / Bluetooth): up to 18 hours
Continuous playback (noise cancelling OFF): up to 23 hours
Continuous playback (noise cancelling ON / cable connection): up to 24 hours
Charging Time - 2.5 hour(s)
CONNECTIONS Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Connector Type Headphones (mini-phone 3.5 mm 4-pole) Headphones (mini-phone stereo 3.5 mm 4-pole)
OTHERS Sennheiser HD 4.30i Bang & Olufsen Beoplay H9i
Included Accessories Soft bag, audio cable (1.4 m) Carrying pouch, airplane adapter
Service & Support Limited warranty - parts and labour - 2 years Limited warranty - parts and labour - 2 years
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