Board Technical Specifications Comparison

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Arduino Portenta H7 vs. Espressif ESP32-S2-Saola

	× Portenta H7	× ESP32-S2-Saola
Manufacturer	Arduino	Espressif
Price	$ 104.0	$ 8.0
SoC	STM STM32H747	Espressif ESP32-S2 (WROVER or WROOM)
CPU	1× ARM Cortex-M7 @ 480 Mhz	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz
GPU	Chrom-ART Accelerator	-
RAM	64.0 GiB	2.0 MiB
eMMC	1 × soldered	1 × soldered
USB	1 × host port 1 of which are Type-C	1 of which support USB-OTG
Ethernet
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
Bluetooth	onboard	-
Camera	up to 1 x inputs	up to 1 x inputs
Audio	4 × I2S	-
GPIO	6	43
PWM	10	8
ADC	8	2
I2C	4	2
SPI	6	4
UART	4	2
Dimensions	66 mm x 25 mm	54 mm x 28 mm
Temperature	-40.0°C - 85.0°C	-