Spermatogenesis | Spermiogenesis |
1. Formation of haploid spermatozoa from undifferentiated diploid germ cells. | Transformation of haploid spermatids into mature sperms. |
2. Includes multiplication, growth, maturation and differentiation phase. | 2. Involves only differentiation. |
3. One spermatogonia produces four sperms | 3. One spermatids produces one sperm. |