Board Technical Specifications Comparison

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Espressif ESP32-S2-Saola vs. Raspberry Pi Foundation Raspberry Pi Zero W (Wireless)

	× ESP32-S2-Saola	× Raspberry Pi Zero W (Wireless)
Manufacturer	Espressif	Raspberry Pi Foundation
Price	$ 8.0	$ 10.0
SoC	Espressif ESP32-S2 (WROVER or WROOM)	Broadcom BCM2835
CPU	1× Tensilica Xtensa LX7 (RISC) @ 240 Mhz	1× ARM1176JZF-S @ 1.0 Ghz
GPU	-	VideoCore IV
RAM	2.0 MiB	1.0 GiB DDR3
eMMC	1 × soldered	-
SD	-	1 × bootable: True
USB	1 of which support USB-OTG	1 × host port 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	-	1 × outputs 1 × I2S
GPIO	43	40
PWM	8	2
ADC	2	-
I2C	2	1
SPI	4	1
UART	2	1
Pin header	-	HAT (Raspberry Pi)
Form factor	-	Raspberry Pi Zero
Dimensions	54 mm x 28 mm	65 mm x 30 mm x 5 mm
Temperature	-	0.0°C - 50.0°C
Software	-	Linux: True (mainline)