1. Different sources of raw materials: canola oil is obtained from the extraction of rapeseed oil, while camellia oil is obtained from the extraction of camellia seeds (also known as camellia oil fruit).

2. Nutritional composition is different: canola oil is rich in linoleic acid and unsaturated fatty acids, while camellia oil is rich in antioxidants such as tea polyphenols and vitamin E. The oil is also rich in vitamin E and other antioxidants.

3. Differences in use: Canola oil has a light flavor and is suitable for deep-frying, stir-frying, baking and other types of cooking; while camellia oil has a strong flavor and is suitable for cooking some dishes with a special taste, such as steaming, mixing gazpacho and so on.

4. Price difference: due to the high production cost of camellia oil, coupled with its unique flavor and health benefits, so the price is relatively expensive, while canola oil is one of the commonly used cooking oil, the price is relatively low.