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Oppo Enco Free 4 True Wireless Stereo (TWS) Earphones vs Sony WH XB900N Wireless Headphones

Oppo Enco Free 4 True Wireless Stereo (TWS) Earphones vs Sony WH-XB900N Wireless Headphones comparison

Show Only Differences Highlight Differences	Oppo Enco Free 4 True Wireless Stereo (TWS) Earphones	Sony WH-XB900N Wireless Headphones
key specs
Colour	Blue	Black
Headphone Type	In-Ear	Over-Ear
Microphone	Yes	Yes
Connectivity	True Wireless Stereo (TWS)	Wireless
Type	Earphones	Headphones
general
Brand	Oppo	Sony
Model	Enco Free 4 True Wireless Stereo (TWS) Earphones	WH-XB900N Wireless Headphones
Release date	April 10, 2025	July 24, 2019
Model Number	ETED1	WH-XB900N
Colour	Blue	Black
Type	Earphones	Headphones
Headphone Type	In-Ear	Over-Ear
Connectivity	True Wireless Stereo (TWS)	Wireless
Inline Remote	-	Yes
product details
Microphone	Yes	Yes
Driver Size (mm)	11	40
Number of Drivers	2	-
Water Resistant	IP55	No
Weight (g)	4.70	254.00
Foldable	-	Yes
Cord Length (Metres)	-	1.2
Driver Type	-	Dynamic
sound features
Frequency Response Range	15,000Hz-40,000Hz	2Hz-20,000Hz
Impedance (Ohms)	-	50
Sensitivity (dB)	-	101
connectivity features
Bluetooth	Yes	Yes
Bluetooth Version	5.4	4.2
Bluetooth Codec Support	SBC, AAC, LHDC	SBC,AAC,aptX,aptX HD,LDAC
Bluetooth range (Metres)	10	-
battery features
Charging Port	USB Type-C	-
Battery Capacity (mAh) Earpieces	62	-
Battery Capacity (mAh) Case	530	-
Charging Time (Hrs)	-	7
Battery Life (Hrs)	-	30

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