Codec comparison of Oppo A7x and Apple Watch Series 4 Aluminum

The Oppo A7x supports 5 codecs (aptX HD, LDAC, AAC, aptX, SBC). The Apple Watch Series 4 Aluminum supports 1 codec (SBC).


Codec Oppo A7x
Details | Change
Apple Watch Series 4 Aluminum
Details | Change
aptX LL No No
aptX HD Yes No
LDAC Yes No
AAC Yes No
UHQ No No
aptX Yes No
SBC Yes Yes
Bluetooth Version 4.2 5.0


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