Board Technical Specifications Comparison

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Espressif ESP32-S2-Saola vs. SECO SBC-C61 vs. Xunlong Software Orange Pi Plus 2E

	× ESP32-S2-Saola	× SBC-C61	× Orange Pi Plus 2E
Manufacturer	Espressif	SECO	Xunlong Software
Price	$ 8.0	-	$ 35.0
SoC	Espressif ESP32-S2 (WROVER or WROOM)	NXP i.MX 8M Mini	AllWinner H3
CPU	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz	4× ARM Cortex-A53 @ 1.8 Ghz	4× ARM Cortex-A7 @ 1.6 Ghz
GPU	-	GC320 (2D) + GCNanoUltra (3D)	Mali-400 MP2
RAM	2.0 MiB	4.0 GiB LPDDR4	2.0 GiB DDR3
eMMC	1 × soldered	1 × soldered	1 × soldered
USB	1 of which support USB-OTG	4 × host ports 1 of which support USB-OTG	3 × host ports 1 of which support USB-OTG
Ethernet		1× 1 Gbps	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
Modem	-	onboard	-
Camera	up to 1 x inputs	up to 1 x inputs	up to 1 x inputs
Audio	-	1 × outputs 2 × line-in 1 × mic-in	1 × outputs
GPIO	43	2	40
PWM	8	2	1
ADC	2	-	-
I2C	2	1	1
SPI	4	-	1
UART	2	4	1
CAN	-	1	-
Pin header	-	-	HAT (Raspberry Pi)
Dimensions	54 mm x 28 mm	146 mm x 102 mm	108 mm x 67 mm x 15 mm
Temperature	-	-20.0°C - 60.0°C	-
Software	-	Linux: True Android: Android	Linux: True Android: 4.4