Board Technical Specifications Comparison

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FS Elektronik Systeme armStone A9r2 vs. Sinovoip Banana Pi W2 vs. StarFive VisionFive 2 2GB vs. FriendlyElec NanoPi K1 Plus

	× armStone A9r2	× Banana Pi W2	× VisionFive 2 2GB	× NanoPi K1 Plus
Manufacturer	FS Elektronik Systeme	Sinovoip	StarFive	FriendlyElec
Price	$ 313.0	$ 93.0	$ 55.0	$ 35.0
SoC	NXP i.MX 6	Realtek RTD1296	StarFive JH7110	AllWinner H5
CPU	4× ARM Cortex-A9 @ 1.0 Ghz	4× ARM Cortex-A53 @ 1.4 Ghz	4× SiFive U74 @ 1.5 Ghz	4× ARM Cortex-A53 @ 1.3 Ghz
GPU	3D, 2D 600Mpix/s	Mali-T820 MP3	Imagination BXE-4-32 MC1	Mali-450 MP
RAM	4.0 GiB DDR3L	2.0 GiB DDR4	2.0 GiB LPDDR4	2.0 GiB DDR3
SPI flash	-	-	16.0 MiB, bootable	-
eMMC	1 × soldered	1 × soldered	-	1 × soldered
SD	-	-	1 × bootable: True	-
USB	4 × host ports 1 of which support USB-OTG	3 × host ports 1 of which are Type-C 1 of which support USB-OTG	5 × host ports 1 of which are Type-C	3 × host ports 1 of which support USB-OTG
Ethernet	1× 1 Gbps	1× 1 Gbps	2× 1 Gbps	1× 1 Gbps
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n	-	-	On-board Wi-Fi without external antenna 2.4Ghz b/g/n
Bluetooth	onboard	-	-	-
Modem	-	onboard	-	-
Camera	up to 1 x inputs	-	up to 1 x inputs	up to 1 x inputs
Audio	1 × outputs 1 × line-in 1 × mic-in	1 × outputs 1 × I2S	1 × outputs	1 × outputs 1 × spdif-out
GPIO	66	40	28	40
PWM	-	1	-	1
I2C	1	1	-	1
SPI	2	1	-	1
UART	5	1	1	1
Pin header	-	HAT (Raspberry Pi)	-	HAT (Raspberry Pi)
Form factor	Pico-ITX	-	Pico-ITX	-
Dimensions	100 mm x 72 mm x 15 mm	148 mm x 100 mm x 28 mm	100 mm x 72 mm	85 mm x 56 mm x 19 mm
Temperature	0.0°C - 70.0°C	-	-	-
Software	Linux: True Windows: WEC 2013	Linux: True Android: 6.0, 7.0	Linux: True	Linux: True