1. Corn oil and canola oil each have their own strengths, but corn oil has a lighter flavor and canola oil has a heavier, slightly irritating odor. In this respect, corn is a better swimmer.2. Corn oil contains high levels of unsaturated fatty acids, which have a significant protective effect on the human cardiovascular system, while canola oil is rich in acids, which lead to the accumulation of fats that are harmful to human cardiovascular health. From this point of view, corn oil is better than canola oil.1. The raw material ingredients are corn oil and canola oil. Corn oil is a natural oil extracted from corn husk buds, and canola oil is an edible oil extracted from rapeseed. But be careful when you buy corn oil. Those genetically modified corn oils are unhealthy, harmful to human body and not suitable for long-term consumption.2. Color and smellCorn oil and canola oil also have obvious differences in color and smell. High-quality corn oil is golden and transparent. When you open the lid, it feels fragrant and aromatic. It has a light flavor and no greasy feeling. Canola oil is a golden or brownish liquid. When you open the lid, you can smell a strong and pungent odor. This cooking oil cannot be eaten directly. It must be processed at high temperature to remove the odor before consumption. But corn oil can be eaten directly. Usually when you make salad or salad you can add corn oil directly.