The Realme V21 supports 3 codecs (aptX HD, aptX, SBC). The Samsung Galaxy S6 edge+ Duos supports 2 codecs (aptX, SBC).
| Codec | Realme V21 Details | Change |
Samsung Galaxy S6 edge+ Duos Details | Change |
|---|---|---|
| aptX LL | No | No |
| aptX HD | Yes | No |
| LDAC | No | No |
| AAC | No | No |
| UHQ | No | No |
| aptX | Yes | Yes |
| SBC | Yes | Yes |
| Bluetooth Version | 5.0 | 4.2 |
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