Sennheiser HD660S Wired Headphones vs Philips FIDELIO L1 Wired Headphone comparison

Show Only Differences Highlight Differences	Sennheiser HD660S Wired Headphones	Philips FIDELIO L1 Wired Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	On-Ear
Connectivity	Wired	Wired
Type	Headphones	Headphones
general
Brand	Sennheiser	Philips
Model	HD660S Wired Headphones	FIDELIO L1 Wired Headphones
Release date	November 10, 2017	February 1, 2019
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	On-Ear
Connectivity	Wired	Wired
Model Number	HD660S	FIDELIO L1
product details
Cord Length (Metres)	3	1.1
Connector Size	6.5mm	-
Weight (g)	260.00	-
Driver Size (mm)	-	40
sound features
Sensitivity (dB)	104	105
Frequency Response Range	9Hz-41,500Hz	12Hz-25,000Hz
Impedance (Ohms)	-	26
connectivity features
Bluetooth	No	-