The vivo X21 and Huawei FreeBuds have 2 common Bluetooth A2DP audio codecs (AAC, SBC). The vivo X21 supports 5 codecs (aptX HD, LDAC, AAC, aptX, SBC). The Huawei FreeBuds supports 2 codecs (AAC, SBC).
Codec | vivo X21 Details | Change |
Huawei FreeBuds Details | Change |
---|---|---|
aptX LL | No | No |
aptX HD | Yes | No |
LDAC | Yes | No |
AAC | Yes | Yes |
UHQ | No | No |
aptX | Yes | No |
SBC | Yes | Yes |
Bluetooth Version | 5.0 | 4.2 |
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