Board Technical Specifications Comparison

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TechNexion PICO-IMX6UL vs. Forlinx i.MX6Q SoM vs. Espressif ESP32-S2-Saola

	× PICO-IMX6UL	× i.MX6Q SoM	× ESP32-S2-Saola
Manufacturer	TechNexion	Forlinx	Espressif
Price	-	-	$ 8.0
SoC	NXP i.MX6 UltraLite	NXP i.MX6Q	Espressif ESP32-S2 (WROVER or WROOM)
CPU	1× ARM Cortex-A7 @ 530 Mhz	4× ARM Cortex-A9 @ 1.0 Ghz	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz
GPU	-	Vivante GC355	-
RAM	1.0 GiB	1.0 GiB	2.0 MiB
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	1 × host port 1 of which support USB-OTG	1 × host port 1 of which support USB-OTG	1 of which support USB-OTG
Ethernet	1× 10/100	1× 1 Gbps
Wi-Fi	-	-	On-board Wi-Fi without external antenna 2.4Ghz b/g/n
Camera	-	up to 1 x inputs	up to 1 x inputs
Audio	-	1 × I2S	-
GPIO	9	220	43
PWM	1	1	8
ADC	-	5	2
I2C	-	3	2
SPI	-	2	4
UART	-	5	2
CAN	1	2	-
Dimensions	36 mm x 25 mm x 4 mm	60 mm x 60 mm x 4 mm	54 mm x 28 mm
Temperature	-	-40.0°C - 85.0°C	-
Software	Linux: True	Linux: True Android: 4.4	-