1.Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts.
2. Endocrine glands release hormones, whereas exocrine glands release waste.
3.Endocrine glands are formed by epithelial tissue, but exocrine glands are primarily connective tissue.
4.Endocrine glands are all interconnected; whereas exocrine glands act completely independently.