Side-by-side specification comparison for up to 4 drone components.
| Spec | ELRS Nano Receiver BetaFPV | DSMX Micro Receiver BetaFPV | R81 V2 Receiver RadioMaster | + Add component |
|---|---|---|---|---|
| category | receiver | receiver | receiver | |
| manufacturer | BetaFPV | BetaFPV | RadioMaster | |
| Antennas | 2 | 1 | 1 | |
| Antenna Type | U.FL | — | — | |
| Bluetooth | false | — | false | |
| Channels | 16 | 8 | 8 | |
| Firmware Target | ExpressLRS project | — | — | |
| Frequency | 2.4GHz + 900MHz | 2.4GHz | 2.4GHz | |
| Protocol | ExpressLRS | DSMX | FrSky | |
| Weight | 0.7 g | 0.6 g | 2 g | |
| WiFi Config | false | — | false |