YOU SAID:

it's hotter inside than it is outside

INTO JAPANESE

外よりも内側が暑い

BACK INTO ENGLISH

Hotter inside than outside

INTO JAPANESE

外側よりも内側が暑い

BACK INTO ENGLISH

Inside is hotter than the outside

INTO JAPANESE

内側は外側よりも暑いです

BACK INTO ENGLISH

The inside is hotter than the outside

INTO JAPANESE

内側は外側よりも暑いです

BACK INTO ENGLISH

The inside is hotter than the outside