Orange Pi Zero 4: A733 + PCIe NVMe + GbE in a 55×50 mm Board, From $26.50
The next Orange Pi 'Zero' puts the Allwinner A733 (dual A76, hexa A55, RISC-V RT core, 3 TOPS NPU) into a postage-stamp board with Gigabit Ethernet, Wi-Fi 6, and a PCIe Gen3 x1 slot that finally gives the Zero line real storage. From $26.50; the 4GB tier is the one to buy.