Codec comparison of Apple Watch Series 3 and Realme V21

The Apple Watch Series 3 supports 2 codecs (AAC, SBC). The Realme V21 supports 3 codecs (aptX HD, aptX, SBC).


Codec Apple Watch Series 3
Details | Change
Realme V21
Details | Change
aptX LL No No
aptX HD No Yes
LDAC No No
AAC Yes No
UHQ No No
aptX No Yes
SBC Yes Yes
Bluetooth Version 4.2 5.0


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