OS?
Mac OSX (El Capitan)
Versions.
angular-cli: 1.0.0-beta.22-1
node: 6.9.2
os: darwin x64
Repro steps.
Updated to the latest angular-cli version
ran ng build --prod --env=stg --aot --no-sourcemap
compared ng output to ls -lh ./dist/
Output logs


Problem
Noticed that the ng build output displays the size as almost double of what is actually created. i.e it says the the 0.***.chunk.js is 2.06MB, but the file produced s only 938k. More the 2x the actual size.