Raspberry Pi Raspberry Pi 1 Model B+ vs Raspberry Pi Zero

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Raspberry Pi 1 Model B+ compared with Zero

	Raspberry PiRaspberry Pi 1 Model B+	Raspberry PiZero
Overview
Released
Released	July 2014	November 2015
Performance
Processor
Processor	Broadcom BCM2835 (Arm1176JZF-S)	Broadcom BCM2835 (Arm1176JZF-S)
CPU cores
CPU cores	1	1
Clock
Clock	0.7 GHz	1 GHz (better)
Memory
Memory	512 MB	512 MB
CPU
CPU	Single-core ARM1176JZF-S at 700MHz, the same BCM2835 as Model B	Single-core ARM11 (ARM1176JZF-S) at 1GHz
GPU
GPU	VideoCore IV	VideoCore IV
Memory
Memory	512MB	512MB LPDDR2 SDRAM
Storage
Storage	Push-push microSD card slot	microSD card slot
Connections
Wi-Fi
Wi-Fi	No	No
Bluetooth
Bluetooth	No	No
Ethernet
Ethernet	Yes	No
USB ports
USB ports	4 (better)	1
Display outputs
Display outputs	1	1
GPIO pins
GPIO pins	40	40
PCIe
PCIe	No	No
Ports
Ports	4 × USB 2.0, 100Mb/s Ethernet, HDMI, 3.5 mm jack for audio and composite video, micro USB power	Micro USB On-The-Go data port, micro USB power, mini HDMI; unpopulated composite video header
Displays
Displays	HDMI; composite video through the 3.5 mm jack	Mini HDMI up to 1080p60; composite video header
GPIO
GPIO	40-pin header; the first 26 pins match Model B	Unpopulated 40-pin header, same pinout as Model A+, B+ and 2B
Camera and display connectors
Camera and display connectors	15-pin CSI camera port; 15-pin DSI display port	Mini 22-pin CSI camera connector from version 1.3 onwards
Design
Size
Size	85 × 56 mm	65 × 30 mm
Power
Power	Micro USB; switching regulators replace Model B's linear ones	Micro USB
Size
Size	85 × 56 mm board, with four mounting holes	65 × 30 × 5 mm