Detailed flight controllers comparison — 8 spec differences found.
Current Sensor
Dimensions
Gyroscope
Input Voltage
MCU
F4 Brushless Flight Controller and ESC V2.0 (BLHeli_32)
BetaFPV
iFlight Borg 5S F4 Flight Controller w/ ELRS 2.4GHz Rx - ICM42688 - 20x20
RDQ