Rock Pi 4 Model A (1GB) vs. Rock Pi 4 Model A (2GB) vs. Rock Pi 4 Model A (4GB) vs. Rock Pi 4 Model B (1GB) vs. Rock Pi 4 Model B (2GB) vs. Rock Pi 4 Model B (4GB)




Rock Pi 4 Model A (1GB)  
Radxa
Rock Pi 4 Model A (2GB)  
Radxa
Rock Pi 4 Model A (4GB)  
Radxa
Rock Pi 4 Model B (1GB)  
Radxa
Rock Pi 4 Model B (2GB)  
Radxa
Rock Pi 4 Model B (4GB)  
Radxa
Thumbnail for Rock Pi 4 Model A (1GB) Thumbnail for Rock Pi 4 Model A (2GB) Thumbnail for Rock Pi 4 Model A (4GB) Thumbnail for Rock Pi 4 Model B (1GB) Thumbnail for Rock Pi 4 Model B (2GB) Thumbnail for Rock Pi 4 Model B (4GB)
SoC Rockchip RK3399 Rockchip RK3399 Rockchip RK3399 Rockchip RK3399 Rockchip RK3399 Rockchip RK3399
CPU 2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
2x ARM Cortex-A72 + 4x ARM Cortex-A53 (64-bit)
1.8GHz hexa-core
GPU Mali-T860 MP4Mali-T860 MP4Mali-T860 MP4Mali-T860 MP4Mali-T860 MP4Mali-T860 MP4
RAM size 1GB2GB4GB1GB2GB4GB
Built-in RAM
Internal storage
Removable storage MicroSD MicroSD MicroSD MicroSD MicroSD MicroSD
m.2 interface(s)
m.2 NVMe support
USB host 444444
USB OTG
USB version 2x 3.0, 2x 2.02x 3.0, 2x 2.02x 3.0, 2x 2.02x 3.0, 2x 2.02x 3.0, 2x 2.02x 3.0, 2x 2.0
Ethernet 1 port
Type: Gigabit
1 port
Type: Gigabit
1 port
Type: Gigabit
1 port
Type: Gigabit
1 port
Type: Gigabit
1 port
Type: Gigabit
Wake-on-Lan
HDMI
VGA
Composite video (CVBS)
Display interfaces MIPI DSIMIPI DSIMIPI DSIMIPI DSIMIPI DSIMIPI DSI
Camera interfaces 111111
Audio output
Audio connector 3.5mm jack3.5mm jack3.5mm jack3.5mm jack3.5mm jack3.5mm jack
HDMI audio
SPDIF
I2S
Line input
Mic input
Onboard mic
SATA
IR sensor
WiFi NoneNoneNone802.11 ac/b/g/n802.11 ac/b/g/n802.11 ac/b/g/n
Bluetooth Bluetooth NoneBluetooth NoneBluetooth NoneBluetooth 5.0Bluetooth 5.0Bluetooth 5.0
RTC
GPIO pins 404040404040
PWM pins 222222
ADC pins
I2C 222222
SPI 111111
UART 222222
RS232 (or 485 or 422)
Arduino shield support
RPi shield support
Input power, voltage 5.5V - 20V5.5V - 20V5.5V - 20V5.5V - 20V5.5V - 20V5.5V - 20V
Input power, current 8mA - 20mA8mA - 20mA8mA - 20mA8mA - 20mA8mA - 20mA8mA - 20mA
Linux support yesyesyesyesyesyes
Android support Android 7.1, Android 9.0Android 7.1, Android 9.0Android 7.1, Android 9.0Android 7.1, Android 9.0Android 7.1, Android 9.0Android 7.1, Android 9.0
Windows support
Other supported OSes
Size (mm) 85 x 54 x 2085 x 54 x 2085 x 54 x 2085 x 54 x 2085 x 54 x 2085 x 54 x 20
Weight (g) 100100100100100100
Operating temperature 0 °C – 80 °C0 °C – 80 °C0 °C – 80 °C0 °C – 80 °C0 °C – 80 °C0 °C – 80 °C
Price $39$49$65$49$59$75


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