Koss UR23i vs Sennheiser CX 300S – Specs, Price & Comparison (2026)

ALERT

Koss UR23i
Rs.3,500.00

Sennheiser CX 300S
Rs.3,490.00

Brand	Koss	Sennheiser
Model No	UR23i	CX 300S
Wired / Wireless	Wired Headphone Specification	Wired Headphone Specification
Headphone Type	Over Ear	In Ear Canal

Magnet Type	Neodymium	Dynamic
Driver Diameter	40 mm	NA
Impedance	34 Ohms	18 ohm
Sensitivity	94 dB/mW	118 dB SPL
Frequency Response	20 Hz - 20000 Hz	17 Hz - 21000 Hz
Maximum Power Input	NA	NA
Noise Cancelling	NA	AMBIENT

Available Colors	Black, White, Blue, Green	Black, White, Red
Connector Plating	3.5 mm Gold Plated Jack	3.5 mm Angled
Cable	1.4 m	Tangle- Free Flat Cable
Weight	NA	12 Gm
Other Features	- One touch Microphone - Unique D-profile - Superior Isolation - Closed back design	Built-in microphone and remote for call and music control. Tough and tangle-free cable for long-lasting listening enjoyment. Smart remote enables you to pause music and take calls across all devices. Ergonomic in-ear design for ambient noise isolation and undisturbed listening.
	Compare Koss UR23i with: Sennheiser HD 229 Sennheiser HD 419 Philips SHO4205BB-10 Beyerdynamic DTX 910 Sennheiser HD 300	Compare Sennheiser CX 300S with: Sennheiser HD 300 Sennheiser HD 229 Sennheiser HD 419 Beyerdynamic DTX 910 Philips SHO4205BB-10

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