The BLU Vivo XL4 and Ultimate Ears (UE) Fits have 3 common Bluetooth A2DP audio codecs (AAC, aptX, SBC). The BLU Vivo XL4 supports 5 codecs (aptX HD, LDAC, AAC, aptX, SBC). The Ultimate Ears (UE) Fits supports 3 codecs (AAC, aptX, SBC).
| Codec | BLU Vivo XL4 Details | Change |
Ultimate Ears (UE) Fits Details | Change |
|---|---|---|
| aptX LL | No | No |
| aptX HD | Yes | No |
| LDAC | Yes | No |
| AAC | Yes | Yes |
| UHQ | No | No |
| aptX | Yes | Yes |
| SBC | Yes | Yes |
| Bluetooth Version | 4.0 | 5.0 |
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