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Amazon Echo Buds (2nd Gen) True Wireless Stereo (TWS) Earphones vs Sennheiser CX 686i Wired Earphones

Amazon Echo Buds (2nd Gen) True Wireless Stereo (TWS) Earphones vs Sennheiser CX 686i Wired Earphone comparison

Show Only Differences Highlight Differences	Amazon Echo Buds (2nd Gen) True Wireless Stereo (TWS) Earphones	Sennheiser CX 686i Wired Earphones
ratings
Overall NDTV Rating	Read Review	-
Design / Comfort Rating		-
Audio Quality Rating		-
Battery Life Rating		-
Value For Money Rating		-
key specs
Colour	Black	Green
Headphone Type	In-Ear	In-Ear
Microphone	Yes	Yes
Connectivity	True Wireless Stereo (TWS)	Wired
Type	Earphones	Earphones
general
Brand	Amazon	Sennheiser
Model	Echo Buds (2nd Gen) True Wireless Stereo (TWS) Earphones	CX 686i Wired Earphones
Release date	April 15, 2021	March 30, 2014
Model Number	Echo Buds (2nd Gen)	CX 686i
Colour	Black	Green
Type	Earphones	Earphones
Headphone Type	In-Ear	In-Ear
Connectivity	True Wireless Stereo (TWS)	Wired
product details
Microphone	Yes	Yes
Driver Type	Dynamic	-
Driver Size (mm)	5.7	-
Number of Drivers	1	-
Water Resistant	IPX4	-
Weight (g)	44.40	-
Weight With Case (g)	4.7	-
Microphone Impedance (Ohms)	-	-44
Cord Length (Metres)	-	1.2
Connector Size	-	3.5mm
connectivity features
Bluetooth	Yes	No
Bluetooth Version	5	-
Bluetooth Codec Support	SBC,AAC	-
Bluetooth range (Metres)	10	-
battery features
Charging Port	USB Type-C	-
Battery Life (Hrs) Earpieces Only	5	-
Battery Life (Hrs) With Case Total	15	-
sound features
Impedance (Ohms)	-	20
Sensitivity (dB)	-	118
Frequency Response Range	-	18Hz-20,000Hz

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