Lua ranks higher than MicroPython in this list
https://www.farginfirmware.com/home/lua-vs-micropython
Github account "SkipKaczinksi" thinks Lua is generally faster
https://hackaday.com/2020/11/14/micropython-on-microcontroll...
Hackaday commenter "Michael Polia" suggests Lua, smaller, faster
https://www.cnx-software.com/2021/11/28/toit-open-source-lan...
Toit scripting language claims to be 30x faster than MicroPython
Toit founder was "responsible for initial development of V8"