Banana Pi M5 (S905x3)
hdmi + wifi + keyboard - Idle 0.45A (0.08A for wifi)
hdmi + wifi + keyboard - maxed out 0.75A
no hdmi no wifi no keyboard - idle 0.2A
no hdmi no wifi no keyboard - maxed out 0.63A
RPi400
No wifi/on-board sd-card reader idle 0.45A
Wifi-on-board sd-card reader idle 2Ghz ov 6 0.5A
Wifi-on-board sd-card reader maxed out 2Ghz ov 6 1.3A
Wifi-USB3SD idle 2Ghz ov 6 0.75A-0.9A
Wifi-USB3SD idle 1.8Ghz 0.75A-0.9A
Wifi-on-board sd-card reader idle 1.8Ghz 0.5A
Wifi-on-board sd-card reader maxed out 1.8Ghz 1.1A
Wifi-USB3SD maxed out 1.8Ghz 1.3A
Khadas VIM4 (A311D2)
Idle 3W
Maxed out 7.5W (with fan)
If you want any more. See my review videos. https://www.youtube.com/c/NicoDsSBCs/videos