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Raspberry Pi PicoESP32 DevKit V1 (DOIT, 30-pin)

Structured comparison

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Comparison of Raspberry Pi Pico, ESP32 DevKit V1 (DOIT, 30-pin)
Attribute	Raspberry Pi PicoSC0915	ESP32 DevKit V1 (DOIT, 30-pin)
Overview
Manufacturer	Raspberry Pi Ltd	DOIT (generic)
Category	Raspberry Pi	ESP32 / ESP8266
Object type	devboard	devboard
Package	Module	Breakout Board
Documented pins	40	30
Interfaces	I2C, SPI, UART	I2C, SPI, UART
Lifecycle	ACTIVE	Unknown
Physical pin mapping	Unknown	Unknown
Browser simulation	Available	Not available
Electrical
Core	Dual ARM Cortex-M0+ (RP2040)Source	Xtensa dual-core 32-bit LX6Source
Max Clock	133 MHzSource	240 MHzSource
Flash	2 MBSource Onboard QSPI flash (W25Q16JV or equivalent).	Varies by vendor Typically 4MB on DevKit V1 boards using a plain WROOM-32 module, but not guaranteed — check with esptool or the vendor listing.
SRAM	264 KBSource 264KB.	520 KBSource
Logic Voltage	3.3 VSource	3.3 VSource
Onboard Regulator	YesSource Onboard buck-boost SMPS generates 3.3V from VSYS.	YesSource AMS1117-style 3.3V LDO, typically.
Operating Voltage	1.8 – 5.5 VSource VSYS input range — the onboard regulator produces the 3.3V rail from this.	Varies by vendor Powered via 5V USB or the VIN pin, regulated down to 3.3V logic by an onboard AMS1117-style LDO (~1.1V dropout) — exact input tolerance depends on the regulator fitted by your particular board vendor.
Interface
GPIO Count	26Source GPIO broken out on the 40-pin header (the RP2040 chip has 30 total; GP23/24/25/29 are used internally and not exposed).	25Source GPIOs actually broken out on the 30-pin header (GPIO0 is BOOT-button-only and not exposed; several others are reserved for the internal flash).
ADC Channels	3Source GP26/27/28 on the header; a 4th internal ADC channel reads the onboard temperature sensor and isn't exposed as a pin.	15Source ADC-capable pins on this header; ADC2 pins (8 of the 15) are unusable while WiFi is active.
ADC Resolution	12 bitSource	12 bitSource
Wi-Fi	NoSource Use the Pico W for WiFi — different board, different part.	YesSource
Bluetooth	NoSource	YesSource
Interfaces	i2c, spi, uartSource Also has 8 PIO state machines for bit-banging custom protocols, not represented by this field.	i2c, spi, uartSource
Physical
USB Connector	micro-usbSource	micro-usbSource
Package	ModuleSource	Breakout BoardSource
Length	51 mmSource	Varies by vendor Commonly ~55mm long, but this is a widely-cloned generic design — PCB outline varies by manufacturer.
Width	21 mmSource	Unknown
Weight	3 gSource	Unknown
Mounting	thtSource Sold with unpopulated through-hole pads by default; the board also has castellated edges so it can instead be reflow-soldered as an SMD module onto a carrier PCB.	moduleSource
Header Format	breadboard-friendlySource Explicitly designed to straddle a standard breadboard.	breadboard-friendlySource

Overview

Manufacturer

Raspberry Pi Pico: Raspberry Pi Ltd
ESP32 DevKit V1 (DOIT, 30-pin): DOIT (generic)

Object type

Raspberry Pi Pico: devboard
ESP32 DevKit V1 (DOIT, 30-pin): devboard

Package

Raspberry Pi Pico: Module
ESP32 DevKit V1 (DOIT, 30-pin): Breakout Board

Documented pins

Raspberry Pi Pico: 40
ESP32 DevKit V1 (DOIT, 30-pin): 30

Interfaces

Raspberry Pi Pico: I2C, SPI, UART
ESP32 DevKit V1 (DOIT, 30-pin): I2C, SPI, UART

Lifecycle

Raspberry Pi Pico: ACTIVE
ESP32 DevKit V1 (DOIT, 30-pin): Unknown

Physical pin mapping

Raspberry Pi Pico: Unknown
ESP32 DevKit V1 (DOIT, 30-pin): Unknown

Browser simulation

Raspberry Pi Pico: Available
ESP32 DevKit V1 (DOIT, 30-pin): Not available

Electrical

Core

Raspberry Pi Pico: Dual ARM Cortex-M0+ (RP2040)Source
ESP32 DevKit V1 (DOIT, 30-pin): Xtensa dual-core 32-bit LX6Source

Max Clock

Raspberry Pi Pico: 133 MHzSource
ESP32 DevKit V1 (DOIT, 30-pin): 240 MHzSource

Flash

Raspberry Pi Pico: 2 MBSource
Onboard QSPI flash (W25Q16JV or equivalent).
ESP32 DevKit V1 (DOIT, 30-pin): Varies by vendor
Typically 4MB on DevKit V1 boards using a plain WROOM-32 module, but not guaranteed — check with esptool or the vendor listing.

SRAM

Raspberry Pi Pico: 264 KBSource
264KB.
ESP32 DevKit V1 (DOIT, 30-pin): 520 KBSource

Logic Voltage

Raspberry Pi Pico: 3.3 VSource
ESP32 DevKit V1 (DOIT, 30-pin): 3.3 VSource

Onboard Regulator

Raspberry Pi Pico: YesSource
Onboard buck-boost SMPS generates 3.3V from VSYS.
ESP32 DevKit V1 (DOIT, 30-pin): YesSource
AMS1117-style 3.3V LDO, typically.

Operating Voltage

Raspberry Pi Pico: 1.8 – 5.5 VSource
VSYS input range — the onboard regulator produces the 3.3V rail from this.
ESP32 DevKit V1 (DOIT, 30-pin): Varies by vendor
Powered via 5V USB or the VIN pin, regulated down to 3.3V logic by an onboard AMS1117-style LDO (~1.1V dropout) — exact input tolerance depends on the regulator fitted by your particular board vendor.

Interface

GPIO Count

Raspberry Pi Pico: 26Source
GPIO broken out on the 40-pin header (the RP2040 chip has 30 total; GP23/24/25/29 are used internally and not exposed).
ESP32 DevKit V1 (DOIT, 30-pin): 25Source
GPIOs actually broken out on the 30-pin header (GPIO0 is BOOT-button-only and not exposed; several others are reserved for the internal flash).

ADC Channels

Raspberry Pi Pico: 3Source
GP26/27/28 on the header; a 4th internal ADC channel reads the onboard temperature sensor and isn't exposed as a pin.
ESP32 DevKit V1 (DOIT, 30-pin): 15Source
ADC-capable pins on this header; ADC2 pins (8 of the 15) are unusable while WiFi is active.

ADC Resolution

Raspberry Pi Pico: 12 bitSource
ESP32 DevKit V1 (DOIT, 30-pin): 12 bitSource

Wi-Fi

Raspberry Pi Pico: NoSource
Use the Pico W for WiFi — different board, different part.
ESP32 DevKit V1 (DOIT, 30-pin): YesSource

Bluetooth

Raspberry Pi Pico: NoSource
ESP32 DevKit V1 (DOIT, 30-pin): YesSource

Interfaces

Raspberry Pi Pico: i2c, spi, uartSource
Also has 8 PIO state machines for bit-banging custom protocols, not represented by this field.
ESP32 DevKit V1 (DOIT, 30-pin): i2c, spi, uartSource

Physical

USB Connector

Raspberry Pi Pico: micro-usbSource
ESP32 DevKit V1 (DOIT, 30-pin): micro-usbSource

Package

Raspberry Pi Pico: ModuleSource
ESP32 DevKit V1 (DOIT, 30-pin): Breakout BoardSource

Length

Raspberry Pi Pico: 51 mmSource
ESP32 DevKit V1 (DOIT, 30-pin): Varies by vendor
Commonly ~55mm long, but this is a widely-cloned generic design — PCB outline varies by manufacturer.

Width

Raspberry Pi Pico: 21 mmSource
ESP32 DevKit V1 (DOIT, 30-pin): Unknown

Weight

Raspberry Pi Pico: 3 gSource
ESP32 DevKit V1 (DOIT, 30-pin): Unknown

Mounting

Raspberry Pi Pico: thtSource
Sold with unpopulated through-hole pads by default; the board also has castellated edges so it can instead be reflow-soldered as an SMD module onto a carrier PCB.
ESP32 DevKit V1 (DOIT, 30-pin): moduleSource

Header Format

Raspberry Pi Pico: breadboard-friendlySource
Explicitly designed to straddle a standard breadboard.
ESP32 DevKit V1 (DOIT, 30-pin): breadboard-friendlySource

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Compare electronics parts

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Structured comparison

Overview

Manufacturer

Category

Object type

Package

Documented pins

Interfaces

Lifecycle

Physical pin mapping

Browser simulation

Electrical

Core

Max Clock

Flash

SRAM

Logic Voltage

Onboard Regulator

Operating Voltage

Interface

GPIO Count

ADC Channels

ADC Resolution

Wi-Fi

Bluetooth

Interfaces

Physical

USB Connector

Package

Length

Width

Weight

Mounting

Header Format