Aircraft go all the way down to single-seaters, and helicopters all the way up to ~100 passengers: https://en.wikipedia.org/wiki/Mil_Mi-26 https://en.wikipedia.

Aircraft go all the way down to single-seaters, and helicopters all the way up to ~100 passengers: https://en.wikipedia.org/wiki/Mil_Mi-26 https://en.wikipedia.org/wiki/Mil_Mi-26