GeeekPi 18W 5V 3.6A Power Supply for Raspberry… vs iUniker 5V 4A USB-C Power Supply for Raspberry… — Head-to-Head (2026)

Side-by-side comparison. Specs, prices, user ratings, and our verdict.

GeeekPi 18W 5V 3.6A Power Supply for Raspberry Pi 4/Orange Pi 5&5B, Type C with ON/Off Switch and Micro USB Adapter

GeeekPi 18W 5V 3.6A Power Supply for Raspberry Pi 4/Orange Pi 5&5B, Type C with ON/Off Switch and Micro USB Adapter

$10.99 ★★★★½4.6(549 reviews)
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vs
iUniker 5V 4A USB-C Power Supply for Raspberry Pi 4, 20W Charger with ON/Off Switch, 5ft Cable, UL Listed - Compatible with Pi 4 Model B (8GB/4GB/2GB/1GB) & Orange Pi 5/5B

iUniker 5V 4A USB-C Power Supply for Raspberry Pi 4, 20W Charger with ON/Off Switch, 5ft Cable, UL Listed - Compatible with Pi 4 Model B (8GB/4GB/2GB/1GB) & Orange Pi 5/5B

$9.99 ★★★★½4.7(545 reviews)
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*Price sourced from Amazon.com. Last updated 2026-05-27. Price and availability subject to change.

Spec-by-spec

SpecGeeekPi 18W 5V 3.6A Power Supply for…iUniker 5V 4A USB-C Power Supply for…
BrandGeeekPiiUniker
ColorberryBlack
CurrentACAC
Wattage18 watts20
Amperage3.6 Amps4 Amps
PortableNoNo
Power PlugType A - 2 pin (North American)Type A - 2 pin (North American)
Unit Count2.0 Count1.0 Count
ConnectivityUSB-CUSB-C
Model NumberP-0002XSG-0503500HUS
Power SourceCorded ElectricAC
CompatibilitySwitchSwitch
Input Voltage240 Volts240 Volts
Mounting TypeWall MountWall Mount

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