IS A WHITEBOARD THE SAME AS A DRY ERASE BOARD?

Whiteboard & Dry Erase Board Have the Exact Same Meaning
Whiteboards are by nature dry erase boards. A dry eraser is required to remove marks from their surface.

Quality Dry Erase paint Eliminates Issues with Standard Whiteboards
Call it whiteboard or dry erase, your wall will be large & more accessible than any standard dry erase board.Types of 

Whiteboards Vary Greatly in Quality and Price
Boards can differ in terms of quality, and price according to material used in manufacturing.Ceramic & Porcelain Steel 

Whiteboards Are Costly & Difficult to Install
They are also limited in surface area due to the size restrictions imposed by their frames.Melamine Whiteboards have Several Disadvantages

Melamine-coated boards are more highly prone to staining, ghosting and physical damage.

Source:
https://www.remarkablecoating.com/is-a-whiteboard-the-same-as-a-dry-erase-board/