1. A i completely / totally / entirely different from B.
2. A and B are different in ome/every way / repect / apect.
3. A and B differ in….
4. A differ from B in….
5. The difference between A and B i/lie in/exit in….
6. Compared with/In contrat to/Unlike A, B….
7. A…, on the other hand,/in contrat,/while/wherea B….
8. While it i generally believed that A …, I believe B….
9. Depite their imilaritie, A and B are alo different.
10. Both A and B …. However, A…; on the other hand, B….
11. The mot triking difference i that A…, while B….