A. not as ... as
She’s old but she’s not as old as he is.
Box A isn’t as big as Box B.
• Rome is not as old as Athens. (= Athens is older)
• The Grand Hotel isn’t as expensive as the Europa. (= the Europa is more expensive)
• I don’t play tennis as often as you. (= you play more often)
• The weather is better than it was yesterday. It isn’t as cold. (= as cold as it was yesterday)
B. not as much as ... / not as many as ...
• I haven’t got as much money as you. (= you’ve got more money)
• I don’t know as many people as you. (= you know more people)
• I don’t go out as much as you. (= you go out more)
C. Compare not as ... as and than:
• Rome is not as old as Athens.
Athens is older than Rome. (not 'older as Rome')
• Tennis isn’t as popular as football.
Football is more popular than tennis.
• I don’t go out as much as you.
You go out more than me.
D. We say: as me / as him / as her etc.
• She’s not as old as him. or She’s not as old as he is.
• You don’t work as hard as me. or You don’t work as hard as I do.
E. We say the same as ... :
• The weather today is the same as yesterday.
• My hair is the same colour as yours.
• I arrived at the same time as Tim.
not as ... as
not as old as Athens
not as expensive as the Europa
not as often as you
not as much/many as
not as much money as you
not as many people as you
the same as
the same as yesterday
the same colour as yours