Tim is older than Sarah.
→ Sarah is younger than Tim.

Our house is larger than yours.
→ Your house is smaller than ours.

Bill is not as tall as David.
→ David is taller than Bill.

Jack's marks are worse than mine.
→ My marks are better than Jack's.

This book is the same price as that one.
→ That book is the same price as this one.

Your bike is slower than mine.
→ My bike is faster than yours.

My house is bigger than your house.
→ Your house is smaller than mine.

The black car is cheaper than the red car.
→ The red car is more expensive than the black car.

This film is more interesting than that one.
→ That film is less interesting than this one.