The Xiaomi Mi A1 supports 5 codecs (aptX HD, LDAC, AAC, aptX, SBC). The Microsoft Lumia 640 Dual SIM supports 1 codec (SBC).
| Codec | Xiaomi Mi A1 Details | Change |
Microsoft Lumia 640 Dual SIM 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 | 4.2 | 4.0 |
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