Panasonic RP-TCM120E Wired Earphones vs Sennheiser HD451 Wired Headphones comparison

Show Only Differences Highlight Differences	Panasonic RP-TCM120E Wired Earphones	Sennheiser HD451 Wired Headphones
key specs
Colour	Black	Black
Headphone Type	In-Ear	Over-Ear
Microphone	Yes	No
Connectivity	Wired	Wired
Type	Earphones	Headphones
general
Brand	Panasonic	Sennheiser
Model	RP-TCM120E Wired Earphones	HD451 Wired Headphones
Release date	April 10, 2012	January 1, 2017
Colour	Black	Black
Type	Earphones	Headphones
Headphone Type	In-Ear	Over-Ear
Connectivity	Wired	Wired
Model Number	RP-TCM120E	HD451
product details
Microphone	Yes	No
Cord Length (Metres)	1.1	1.2
Driver Size (mm)	9	-
Connector Size	3.5mm	3.5mm
Weight (g)	-	380.00
sound features
Impedance (Ohms)	16	32
Sensitivity (dB)	96	108
Frequency Response Range	20Hz-20,000Hz	20Hz-20,000Hz
connectivity features
Bluetooth	No	No