Raspberry Pi Zero vs Raspberry Pi Zero 2 W

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Zero compared with Zero 2 W

	Raspberry PiZero	Raspberry PiZero 2 W
Overview
Released
Released	November 2015	October 2021
Performance
Processor
Processor	Broadcom BCM2835 (Arm1176JZF-S)	Raspberry Pi RP3A0 (Arm Cortex-A53)
CPU cores
CPU cores	1	4 (better)
Clock
Clock	1 GHz	1 GHz
Memory
Memory	512 MB	512 MB
CPU
CPU	Single-core ARM11 (ARM1176JZF-S) at 1GHz	Quad-core 64-bit Arm Cortex-A53 at 1GHz; RP3A0 system-in-package with a Broadcom BCM2710A1 die, as used on the launch version of Raspberry Pi 3
GPU
GPU	VideoCore IV	VideoCore IV; OpenGL ES 1.1 and 2.0; H.264 and MPEG-4 decode (1080p30), H.264 encode (1080p30)
Memory
Memory	512MB LPDDR2 SDRAM	512MB LPDDR2 SDRAM in the same package as the processor
Storage
Storage	microSD card slot	microSD card slot
Connections
Wi-Fi
Wi-Fi	No	Yes
Bluetooth
Bluetooth	No	Yes
Ethernet
Ethernet	No	No
USB ports
USB ports	1	1
Display outputs
Display outputs	1	1
GPIO pins
GPIO pins	40	40
PCIe
PCIe	No	No
Ports
Ports	Micro USB On-The-Go data port, micro USB power, mini HDMI; unpopulated composite video header	1 × USB 2.0 with OTG (micro USB), micro USB power, mini HDMI; composite video through test points
Displays
Displays	Mini HDMI up to 1080p60; composite video header	Mini HDMI; composite video through test points
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	–	2.4GHz 802.11b/g/n Wi-Fi; Bluetooth 4.2, BLE; onboard antenna; modular compliance certification
GPIO
GPIO	Unpopulated 40-pin header, same pinout as Model A+, B+ and 2B	HAT-compatible 40-pin header footprint, unpopulated
Camera and display connectors
Camera and display connectors	Mini 22-pin CSI camera connector from version 1.3 onwards	CSI-2 camera connector
Design
Size
Size	65 × 30 mm	65 × 30 mm
Power
Power	Micro USB	5V DC 2.5A via micro USB
Size
Size	65 × 30 × 5 mm	65 × 30 mm
Operating temperature
Operating temperature	–	−20°C to +70°C