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You explored the infinite world of Raspberry PI projects (some available here) and now you want to buy your first raspberry PI card. So, you google or search your favourite e-commerce website and discover that there are different models. And now you ask youself, what are the differences? Don’t worry, you can find below a simplified table comparing main features of latest RPI models!

This table summarizes what you can find in official Raspberry Pi Foundation Docs.

ProductPI 4 Model BPi 3 Model B+Pi 3 Model A+Pi Zero W
SoCBCM2711BCM2837B0BCM2837B0BCM2835
Speed1500MHz1400MHz1400MHz1000MHz
RAM1 to 4 GB1GB512MB512MB
USB Ports2 × USB 3.0 + 2 × USB 2.0 ports4 × USB 2.0 portsSingle USB 2.0 portsMicro USB
EthernetGigabit Ethernet1000Base-TNoNo
Wireless802.11ac802.11ac/n802.11ac/n802.11n
Bluetooth5.04.24.24.1
Recommended PSU current capacity3A2.5A2.5A1.2A
Maximum total USB peripheral current draw1.2A1.2ALimited by PSU, board, and connector ratings only.Limited by PSU, board, and connector ratings only.
Typical bare-board active current consumption500mA500mA350mA150mA
Video&Audio2 × micro-HDMI ports (up to 4kp60 supported), 2-lane MIPI DSI display port, 4-pole stereo audio and composite video port1 × full size HDMI, MIPI DSI display port, 4 pole stereo output and composite video portFull-size HDMI, 4-pole stereo output and composite video port1080P HD video & stereo audio via mini-HDMI connector
StorageMicroSD cardMicroSD cardMicroSD cardMicroSD card
GPIOExtended 40-pin GPIO headerExtended 40-pin GPIO headerExtended 40-pin GPIO header40-pin GPIO, unpopulated

Now enjoy your first Rapsbeyry PI!


1 Comment

Arduino vs Raspberry Pi - peppe8o · 14th December 2019 at 7:42 pm

[…] Consider that Arduino and Raspberry Pi have a wide range of boards from simpler ones to more powerful ones. Regarding RPI, you can refer to this Raspberry PI comparison between latest models. […]

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