Options means tradeoffs. One wheel size offers better traction, however, that means more weight. Do you prefer riding 26, 27.5, 29 inch wheels or are you undecided? This article from Bikebrave does a nice job explaining the differences of each.
Wheel Size Tradeoffs
Updated: Feb 23, 2020
Once the standard size, they are less common now but can be found on some older or budget bikes fireboy and watergirl. They are generally lighter and more maneuverable but may not roll over obstacles as easily as larger wheels.
As the player of the video game geometry dash breeze, it is your responsibility to ensure that the characters are able to go around the obstacles in a secure manner without coming into touch with them.