Codec comparison of vivo X21i and Realme Watch 3 Pro

The vivo X21i supports 5 codecs (aptX HD, LDAC, AAC, aptX, SBC). The Realme Watch 3 Pro supports 1 codec (SBC).


Codec vivo X21i
Details | Change
Realme Watch 3 Pro
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 5.0 5.3


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