Arduino Comparison Guide

Uno or Pro Mini? Bluetooth or wireless? When it comes to Arduinos, there are a lot of choices. We've compiled every Arduino development board we carry, so you can quickly compare them to find the perfect one for your needs.

If you're not quite to the spec sheet stage yet, head over to our Choosing an Arduino for Your Project guide.

Teensy 3.6 (Headers)

Teensy 3.6 (Headers)

Teensy 3.6 (Headers)

DEV-14058
$33.25
3

Quick take: Powerful with lots of pins and ports. Only slightly more difficult to set up over other Arduino boards.

Processor:

NXP MK66FX1M0

Clock Speed:

180 MHz

Flash Memory:

1 MB

RAM:

256 KB

Operating Voltage

3.3 V

GPIO

58

Analog Inputs

25

DAC

2

PWM

22

UART

6

SPI

3

I2C

4

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.5 x 0.7 in. rectangle

Special Features

USB Client

Teensy 3.6

Teensy 3.6

Teensy 3.6

DEV-14057
$29.25 $23.40
12

Quick take: Powerful with lots of pins and ports. Only slightly more difficult to set up over other Arduino boards.

Processor:

NXP MK66FX1M0

Clock Speed:

180 MHz

Flash Memory:

1 MB

RAM:

256 KB

Operating Voltage

3.3 V

GPIO

58

Analog Inputs

25

DAC

2

PWM

22

UART

6

SPI

3

I2C

4

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.5 x 0.7 in. rectangle

Special Features

USB Client

Teensy 3.5 (Headers)

Teensy 3.5 (Headers)

Teensy 3.5 (Headers)

DEV-14056
$28.95 $23.16
1

Quick take: Powerful with lots of pins and ports. Only slightly more difficult to set up over other Arduino boards.

Processor:

NXP MK64FX512

Clock Speed:

120 MHz

Flash Memory:

512 KB

RAM:

192 KB

Operating Voltage

3.3 V

GPIO

58

Analog Inputs

27

DAC

2

PWM

20

UART

6

SPI

3

I2C

3

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.5 x 0.7 in. rectangle

Special Features

USB Client

Teensy 3.5

Teensy 3.5

Teensy 3.5

DEV-14055
$24.95 $19.96
1

Quick take: Powerful with lots of pins and ports. Only slightly more difficult to set up over other Arduino.

Processor:

NXP MK64FX512

Clock Speed:

120 MHz

Flash Memory:

512 KB

RAM:

192 KB

Operating Voltage

3.3 V

GPIO

58

Analog Inputs

27

DAC

2

PWM

20

UART

6

SPI

3

I2C

3

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.5 x 0.7 in. rectangle

Special Features

USB Client

Teensy 3.2

Teensy 3.2

Teensy 3.2

DEV-13736
$19.80
62

Quick take: Powerful with lots of pins and ports. Only slightly more difficult to set up over other Arduino.

Processor:

NXP MK20DX256

Clock Speed:

72 MHz

Flash Memory:

256 KB

RAM:

64 KB

Operating Voltage

3.3 V

GPIO

34

Analog Inputs

21

DAC

1

PWM

12

UART

3

SPI

1

I2C

2

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

1.4 x 0.7 in. rectangle

Special Features

USB Client

TeensyLC

Teensy LC

Teensy LC

DEV-13305
$12.95
14

Quick take: Cheaper and lower power than other Teensy boards.

Processor:

NXP MKL26Z64

Clock Speed:

48 MHz

Flash Memory:

62 KB

RAM:

8 KB

Operating Voltage

3.3 V

GPIO

27

Analog Inputs

13

DAC

1

PWM

10

UART

3

SPI

2

I2C

2

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

1.4 x 0.7 in. rectangle

Special Features

USB Client

Teensy++ 2.0

Teensy++ 2.0

Teensy++ 2.0

DEV-11781
$24.95
3

Quick take: Older Teensy model.

Processor:

AT90USB1286

Clock Speed:

16 MHz

Flash Memory:

127 KB

RAM:

8 KB

Operating Voltage

5 V

GPIO

46

Analog Inputs

8

DAC

0

PWM

9

UART

1

SPI

1

I2C

1

Connector

USB Mini-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.0 x 0.7 in. rectangle

Special Features

USB Client

SparkFun SAMD21 Dev Breakout

SparkFun SAMD21 Dev Breakout

SparkFun SAMD21 Dev Breakout

DEV-13672
$25.95 $20.76
6

Quick take: Powerful microcontroller with lots of features. Using the advanced features in code can be complicated.

Processor:

ATSSAMD21G18

Clock Speed:

48 MHz

Flash Memory:

256KB

RAM:

32KB

Operating Voltage

3.3 V

GPIO

27

Analog Inputs

6

DAC

1

PWM

10

UART

6

SPI

6

I2C

6

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

Yes

Soldered Headers?

No

Shield Compatible

No

Form Factor

2.25 x 2.1 in. rectangle

Special Features

USB client and host

SparkFun SAMD21 Mini Breakout

SparkFun SAMD21 Mini Breakout

SparkFun SAMD21 Mini Breakout

DEV-13664
$20.95 $16.76
14

Quick take: Powerful microcontroller with lots of features. Using the advanced features in code can be complicated.

Processor:

ATSSAMD21G18

Clock Speed:

48 MHz

Flash Memory:

256KB

RAM:

32KB

Operating Voltage

3.3 V

GPIO

20

Analog Inputs

4

DAC

1

PWM

10

UART

6

SPI

6

I2C

6

Connector

USB Micro-B

USB-to-Serial

Native USB

LiPo Charger

No

Soldered Headers?

No

Shield Compatible

No

Form Factor

1.3 x 0.7 in. rectangle

Special Features

USB client and host

Arduino Due

Arduino Due

Arduino Due

DEV-11589
$49.95
14

Quick take: Good for when you need lots of GPIO pins, more than one UART port, more memory for your program, or a much faster processor.

Processor:

AT91SAM3X8E

Clock Speed:

84 MHz

Flash Memory:

512 KB

RAM:

96 KB

Operating Voltage

3.3 V

GPIO

54

Analog Inputs

12

DAC

2

PWM

12

UART

4

SPI

1

I2C

2

Connector

USB Micro-B

USB-to-Serial

ATmega16U2

LiPo Charger

No

Soldered Headers?

Yes

Shield Compatible

Yes

Form Factor

4.0 x 2.1 in. rectangle

Special Features

USB client and host

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