Core-PX30-JD4 Quad-core 64-bit System on Module vs STAR64 Model-A 8GB Single Board Computer

STAR64 Model-A 8GB Single Board Computer is $19.01 cheaper; STAR64 Model-A 8GB Single Board Computer has more RAM (8 GB vs 1 GB).

Core-PX30-JD4 Quad-core 64-bit System on ModuleSTAR64 Model-A 8GB Single Board Computer
Price$109$89.99
CPURockchip PX30, Quad-CoreQUAD 64-bit RISC-V U74 CPU
RAM1 GB DDR38 GB LPDDR4
Storage8 GB eMMC128 GB
GraphicsArm Mali-G31IM BXE-4-32-G52-2EE
DisplayMIPI-DSI 4 lanes · Digital Video port
Operating systemAndroid , Linux
Ethernet1 GbE
Ports1×USB-A · RJ45