Sennheiser HD 2.30i (HD 2.0) vs. Sennheiser HD 450BT

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Sennheiser HD 2.30i (HD 2.0) and Sennheiser HD 450BT. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

Sennheiser HD 2.30i (HD 2.0) vs. Sennheiser HD 450BT Comparison Chart
DESIGN AND DIMENSIONS Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless
Series HD 2.0 -
Weight - 238 g
Colour Black Black | White
Recommended Use Portable electronics -
SOUND QUALITY Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Headphones Form Factor Full size Full size
Headphones Technology Dynamic Dynamic
Ear Cups Type Closed Closed
Foldable - Yes Sennheiser HD 450BT can be folded.
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec - SBC, AAC, aptX, apt-X LL
Active Noise Cancelling - Yes Sennheiser HD 450BT are equipped with active noice cancellation.
Sound Output Mode Stereo Stereo
Frequency Response 18 - 22000 Hz 18 - 22000 Hz Both headphones offer the same frequency response.
Total Harmonic Distortion (THD) 0.5% <0.3% Sennheiser HD 450BT have lower total harmonic distortion than Sennheiser HD 2.30i (HD 2.0).
Sensitivity 120 dB -
Impedance 22 Ohm -
Max Sound Pressure - 108 dB
MICROPHONE Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Form Factor - Built-in
Microphone Operation Mode - Beamforming
Frequency Response - 80 - 6000 Hz
Microphones Included - 2
CABLE Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Cable Type Headphones cable - 1.4 m Audio cable - detachable
USB-C charge cable - detachable
Cable Length 1.4 m -
BATTERY AND CHARGING Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Battery Type - Headphone battery rechargeable - lithium polymer
Battery Capacity - 600 mAh
Battery Life - 30 hours
Charging Time - 2 hours
CONNECTIONS Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Connector Type Headphones (mini-phone stereo 3.5 mm 4-pole) -
OTHERS Sennheiser HD 2.30i (HD 2.0) Sennheiser HD 450BT
Included Accessories Carrying pouch Carrying case
Compatibility iPhone, iPad, iPod -
Service & Support Limited warranty - 2 years Limited warranty - 2 years
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