Aliexpess has $4 coupon for new user, so orange pi one: 9.99+5.04 shipping=15.03, minus $4 for new user=11.03
Orange pi one is the most economic SBC in the market, $11.03 including shipping is much competitive.
https://www.aliexpress.com/item/Orange-Pi-One-ubuntu-linux-and-android-mini-PC-Beyond-and-Compatible-with-Raspberry-Pi-2/32603308880.html?spm=2114.search0104.3.1.be0d34a9iTSCYp&ws_ab_test=searchweb0_0,searchweb201602_3_10152_10151_10065_10344_10130_10068_10342_10547_10343_10340_10548_10341_10696_10084_10083_5011815_10618_10139_10307_5723615_5011715_10059_100031_10103_10624_10623_10622_10621_10620,searchweb201603_55,ppcSwitch_2&algo_expid=5c2dab20-3431-4bde-b591-64febe938697-0&algo_pvid=5c2dab20-3431-4bde-b591-64febe938697&priceBeautifyAB=0
Orange pi one is the most economic SBC in the market, $11.03 including shipping is much competitive.
https://www.aliexpress.com/item/Orange-Pi-One-ubuntu-linux-and-android-mini-PC-Beyond-and-Compatible-with-Raspberry-Pi-2/32603308880.html?spm=2114.search0104.3.1.be0d34a9iTSCYp&ws_ab_test=searchweb0_0,searchweb201602_3_10152_10151_10065_10344_10130_10068_10342_10547_10343_10340_10548_10341_10696_10084_10083_5011815_10618_10139_10307_5723615_5011715_10059_100031_10103_10624_10623_10622_10621_10620,searchweb201603_55,ppcSwitch_2&algo_expid=5c2dab20-3431-4bde-b591-64febe938697-0&algo_pvid=5c2dab20-3431-4bde-b591-64febe938697&priceBeautifyAB=0