Everyone says 96 udk units = 6 feet, average human height, but according to the udk wiki and a bunch of other forum posts 1 udk unit = 2 cm. 96 units x 2 = 192 cm which is like 6 foot 3. so i dont understand how both of these can be true. I was building basic blockout assets for my scene under the assumption that 96 units…
They use 96 because its 3/4 of 128, 6 foot is just a rounded off estimate, 96 should be about the average height of a person, and you can base the scale of everything else off that. Also most games try to texture 128x128 unit areas with a 512x512 textures. So a one story wall is close to 128 units tall.
http://udn.epicgames.com/Three/ChangingUnits.html In the end: "UE3 treats one Max Unit as one Unreal Unit, regardless of what length the units were originally set to in Max." Not sure about that, but to me, it looks like this: wether you're modeling with centimeter/feet or whatever, in the end, UDK will read 1cm=1UU=1foot=…