Board Technical Specifications Comparison

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Compulab UCM-iMX8M-Mini vs. Raspberry Pi Foundation Raspberry Pi Compute Module 4 vs. Acrosser ACM-XE21B6 vs. Raspberry Pi Foundation Raspberry Pi Zero W (Wireless)

	× UCM-iMX8M-Mini	× Raspberry Pi Compute Module 4	× ACM-XE21B6	× Raspberry Pi Zero W (Wireless)
Manufacturer	Compulab	Raspberry Pi Foundation	Acrosser	Raspberry Pi Foundation
Price	-	$ 25.0	$ 1300.0	$ 10.0
SoC	NXP i.MX8M Mini DualLite/Dual/Quad	Broadcom BCM2711	Intel HE	Broadcom BCM2835
CPU	4× ARM Cortex-A53 @ 1.8 Ghz	4× ARM Cortex-A72 @ 1.5 Ghz	6× Intel i7 9850 @ 2.7 Ghz	1× ARM1176JZF-S @ 1.0 Ghz
GPU	GC NanoUltra	VideoCore VI	Intel® UHD Graphics 630	VideoCore IV
RAM	4.0 GiB LPDDR4	8.0 GiB LPDDR4	64.0 GiB DDR4	1.0 GiB DDR3
eMMC	1 × soldered	1 × soldered	-	-
SD	-	-	-	1 × bootable: True
USB	2 × host ports	1 × host port	12 × host ports	1 × host port 1 of which support USB-OTG
Ethernet	1× 1 Gbps	1× 1 Gbps	1× 1 Gbps
Wi-Fi	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac	On-board Wi-Fi without external antenna 2.4Ghz b/g/n 5Ghz a/n/ac	-	On-board Wi-Fi without external antenna 2.4Ghz b/g/n
Bluetooth	onboard	onboard	-	onboard
Camera	up to 1 x inputs	up to 2 x inputs	-	up to 1 x inputs
Audio	1 × spdif-out 3 × I2S	-	-	1 × outputs 1 × I2S
GPIO	85	28	-	40
PWM	4	-	-	2
I2C	3	6	-	1
SPI	3	5	-	1
UART	4	6	2	1
CAN	-	-	1	-
Pin header	-	-	-	HAT (Raspberry Pi)
Form factor	-	Raspberry Pi Compute Module 4	-	Raspberry Pi Zero
Dimensions	28 mm x 38 mm x 4 mm	55 mm x 40 mm	125 mm x 95 mm	65 mm x 30 mm x 5 mm
Temperature	-40.0°C - 85.0°C	0.0°C - 80.0°C	0.0°C - 60.0°C	0.0°C - 50.0°C
Software	Linux: True Android: yes	Linux: True (mainline)	Linux: True (mainline) Android: x86 Windows: 10, 11	Linux: True (mainline)