Board Technical Specifications Comparison

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Raspberry Pi Foundation Raspberry Pi Zero 2 W vs. Hardkernel ODROID-XU4 vs. Kobol Innovations Helios4

	× Raspberry Pi Zero 2 W	× ODROID-XU4	× Helios4
Manufacturer	Raspberry Pi Foundation	Hardkernel	Kobol Innovations
Price	$ 15.0	$ 74.0	$ 175.0
SoC	Broadcom BCM2710A1	Samsung Exynos 5422	Marvell Armada 388 (88F6828)
CPU	4× ARM Cortex-A53 @ 1.0 Ghz	4× ARM Cortex-A15 @ 2.0 Ghz 4× ARM Cortex-A7 @ 1.4 Ghz	2× ARM Cortex-A9 @ 1.6 Ghz
GPU	VideoCore IV	Mali-T628 MP6	-
RAM	512.0 MiB DDR3	2.0 GiB DDR3	2.0 GiB DDR3L with ECC
eMMC	-	1 × soldered	1 × soldered
SD	1 × bootable: True	-	-
USB	1 × host port 1 of which support USB-OTG	3 × host ports 1 of which support USB-OTG	2 × host ports 1 of which support USB-OTG
Ethernet		1× 1 Gbps	1× 1 Gbps wake on lan supported
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n	-	-
Bluetooth	onboard	-	-
Camera	up to 1 x inputs	-	-
Audio	1 × outputs 1 × I2S	1 × I2S	-
GPIO	40	30	12
PWM	1	-	2
ADC	-	1	-
I2C	1	1	1
SPI	1	1	-
UART	1	2	1
Pin header	HAT (Raspberry Pi)	-	-
Form factor	Raspberry Pi Zero	-	-
Dimensions	65 mm x 30 mm x 5 mm	82 mm x 58 mm x 22 mm	100 mm x 100 mm
Temperature	0.0°C - 50.0°C	-	-
Software	Linux: True (mainline)	Linux: True Android: 4.4	Linux: True