Compare SP Racing F3 Acro and XSRF3O
![](https://fpvsampa.com/parts/thumbs/cache_9a7f5db5236d9273c718e29dd1bf0b34_620.png)
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Basic Information |
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Brand | Seriously Pro | FrSky |
Form Factor | 30,5 x 30,5 mm | 30,5 x 30,5 mm |
Application | General use | Multi-rotor Aircraft |
Width | 36.0 mm | 36.0 mm |
Height | 5.0 mm | 6.0 mm |
Depth | 36.0 mm | 36.0 mm |
Weight | 6.0 g | 6.0 g |
Protective case is included | No | No |
Retail Price | US$ 40.00 | US$ 40.00 |
Release date | Dec 2015 | Aug 2017 |
Integrated Circuits |
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CPU Family | F3 | F3 |
CPU Model | STM32F303 | STM32F303 |
Main MPU | MPU6050 | MPU6050 |
Auxiliar MPU | No | No |
Barometer | No | No |
Compass | No | No |
Inputs and Outputs |
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PWM Outputs | 8 | 8 |
Number of UARTs (total) | 3 | 1 |
Inverted UARTs | 3 | 1 |
SoftSerial Inputs | 2 | 0 |
I2C input | Yes | No |
Buzzer output | Yes | Yes |
LED Strip Output | Yes | Yes |
Current Sensor Analog Input | Yes | Yes |
RSSI Analog Input | Yes | No |
VBAT Input | Yes - Up to 4S (17V) | Yes - Up to 4S (17V) |
Shared UART with USB | Yes | No |
Racing Transponder Led Output | No | No |
Features |
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Has 5V voltage regulator | No | No |
Soft mounted gyro | No | No |
Soft mounted corners | No | No |
Has OSD | No | Yes - MAX7456E |
Onboard current sensor | No | No |
Has SD Card Slot | No | Yes |
Internal Memory for Blackbox | 8MB | |
Has PDB | No | No |
Has VTX | No | No |
Has 4 in 1 ESCs | No | No |
Integrated Radio Receiver | | Yes - FrSky XSR |
Resources |
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BetaFlight Target | SPRACINGF3 | FRSKYF3 |
InavFlight Target | SPRACINGF3 | |
Link | Buy from Banggood | Buy from Banggood |
Attachment | Instructions Manual | Instructions Manual |
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