Board Technical Specifications Comparison

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Espressif ESP32-S2-Saola vs. Aaeon UP Core Plus vs. Forlinx OKMX6UL-C1 SBC vs. Onion Omega2+

	× ESP32-S2-Saola	× UP Core Plus	× OKMX6UL-C1 SBC	× Omega2+
Manufacturer	Espressif	Aaeon	Forlinx	Onion
Price	$ 8.0	-	-	$ 13.0
SoC	Espressif ESP32-S2 (WROVER or WROOM)	Intel Atom x5-E3940 / x7-E3950 / Celeron N3350 / Pentium N4200	NXP i.MX6UltraLite	MediaTek MT7688
CPU	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz	4× Intel x86_64 Apollo Lake @ 2.5 Ghz	1× ARM Cortex-A7 @ 530 Mhz	1× MIPS 24KEc @ 580 Mhz
GPU	-	Intel HD Graphics	-	-
RAM	2.0 MiB	8.0 GiB	1.0 GiB DDR3	-
eMMC	1 × soldered	1 × soldered	1 × soldered	1 × soldered
USB	1 of which support USB-OTG	3 × host ports 1 of which support USB-OTG	3 × host ports 1 of which support USB-OTG	1 × host port
Ethernet			1× 10/100	1× 10/100
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 5Ghz a/n/ac	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	-
Camera	up to 1 x inputs	-	-	-
Audio	-	1 × I2S	1 × outputs 1 × mic-in 1 × spdif-out	1 × I2S
GPIO	43	200	-	18
PWM	8	1	2	2
ADC	2	-	4	6
I2C	2	1	1	1
SPI	4	1	4	1
UART	2	2	3	2
Pin header	-	-	-	Shield (Arduino)
Dimensions	54 mm x 28 mm	90 mm x 56 mm	130 mm x 190 mm	43 mm x 26 mm x 10 mm
Temperature	-	-40.0°C - 85.0°C	0.0°C - 70.0°C	-
Software	-	Linux: True (mainline) Android: 6.0 Windows: 10, 10 IoT	Linux: True	Linux: True