After first being unveiled back in February 2019 the Banana Pi BPI-M4 a Raspberry Pi alternative is now available to purchase from online retailers such as AliExpress priced from $38. Offering slightly different features to the Raspberry Pi the Banana Pi BPI-MP4 is capable of supporting 4K video and unlike the Raspberry Pi has 8GB of eMMC flash built-in as well as a microSD card slot.
Powered by a Realtek RTD1395 quad-core Arm Cortex-A53 processor supported by Mali-470 MP4 GP the mini PC is available with up to 2GB of RAM and 64GB of eMMC storage any form factor measuring 92 mm x 60 mm.
Specifications of the Banana Pi BPI-M4 mini PC include :
Realtek RTD1395 Arm Cortex-A53 quad-core processor
Mali-470 MP4 graphics
1GB of DDR4 memory
8GB eMMC flash storage
10/100 Ethernet
802.11ac WiFI
Bluetooth 4.2
HDMI 2.0b (4K60)
3.5mm audio jack
4 x USB 2.0 ports
1 x USB 2.0 Type-C port for power & data
M.2 Key E slot (PCIe 2.0 and USB 2.0 support
40-pin Raspberry Pi-compatible GPIO header
Source: Liliputing : CNX-Software