Magda

Lima is smaller than New York, and some places in Lima are quieter than New York. My neighbors in New York aren´t as friendly as my neighbors in lima, but Lima has some places aren´t as safe as some places in New York.

Lima doesn´t have as big department stores as New York, but New York has more expensive department stores than Lima.
The beaches in Lima are closer than beaches in New York, but some beaches in New York aren´t as cold as some beaches in Lima.


----

Magda, this is the correction:

Lima is smaller than New York, and some places in Lima are quieter than New York. My neighbors in New York aren´t as friendly as my neighbors in lima, but Lima has some places THAT aren´t as safe as some places in New York.

Correct, except for omission of "that"

Lima doesn´t have as big department stores as New York, but New York has more expensive department stores than Lima. The beaches in Lima are closer than beaches in New York, but some beaches in New York aren´t as cold as some beaches in Lima.

Correct