Sennheiser CX 680 Wired Earphones vs Sennheiser CX 686i Wired Earphones comparison

Show Only Differences Highlight Differences	Sennheiser CX 680 Wired Earphones	Sennheiser CX 686i Wired Earphones
key specs
Colour	Yellow	Green
Headphone Type	In-Ear	In-Ear
Microphone	Yes	Yes
Connectivity	Wired	Wired
Type	Earphones	Earphones
general
Brand	Sennheiser	Sennheiser
Model	CX 680 Wired Earphones	CX 686i Wired Earphones
Release date	March 17, 2012	March 30, 2014
Colour	Yellow	Green
Type	Earphones	Earphones
Headphone Type	In-Ear	In-Ear
Connectivity	Wired	Wired
Model Number	CX 680	CX 686i
product details
Microphone	Yes	Yes
Cord Length (Metres)	1.2	1.2
Connector Size	3.5mm	3.5mm
Weight (g)	10.00	-
Microphone Impedance (Ohms)	-	-44
sound features
Impedance (Ohms)	16	20
Sensitivity (dB)	120	118
Frequency Response Range	18Hz-20,000Hz	18Hz-20,000Hz
connectivity features
Bluetooth	No	No