Board Technical Specifications Comparison

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Espressif ESP32-S2-Saola vs. Xunlong Software Orange Pi 2G-IOT vs. TechNexion EDM1-CF-IMX6SX

	× ESP32-S2-Saola	× Orange Pi 2G-IOT	× EDM1-CF-IMX6SX
Manufacturer	Espressif	Xunlong Software	TechNexion
Price	$ 8.0	$ 10.0	-
SoC	Espressif ESP32-S2 (WROVER or WROOM)	RDA Micro 8810PL	NXP i.MX 6SoloX
CPU	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz	1× ARM Cortex-A5 @ 1.0 Ghz	1× ARM Cortex-A9 @ 1.0 Ghz
GPU	-	Vivante GC860	Vivante GC400T
Embedded MCU	-	-	1 x ARM Cortex-M4
RAM	2.0 MiB	-	2.0 GiB DDR3
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	1 of which support USB-OTG	1 × host port 1 of which support USB-OTG	1 × host port 1 of which support USB-OTG
Ethernet			1× 1 Gbps
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	On-board Wi-Fi without external antenna 2.4Ghz b/g/n
Bluetooth	-	onboard	onboard
Modem	-	onboard	-
Camera	up to 1 x inputs	up to 1 x inputs	-
Audio	-	1 × outputs	1 × outputs
GPIO	43	40	8
PWM	8	1	-
ADC	2	1	1
I2C	2	1	-
SPI	4	1	-
UART	2	1	-
CAN	-	-	2
Dimensions	54 mm x 28 mm	68 mm x 42 mm x 9 mm	82 mm x 60 mm x 3 mm
Temperature	-	-10.0°C - 65.0°C	-
Software	-	Linux: True Android: 4.4	Linux: True Windows: Embedded Compact 7