1, varieties and appearance of different: western lettuce, also known as ball lettuce, lettuce for the Asteraceae one- or two-year-old herbaceous plants, the shape of its cylindrical, conical, oblate or rounded, etc., the leaf color is dark green and wrapped into a ball shape; lettuce, the leaf lettuce, commonly known as lettuce, originating in Europe, the Mediterranean coast, by the domestication of the wild species, the shape of its unfolding, leaf margins were wavy, lighter in color, sometimes with yellow or red.

2, the texture is different: Western lettuce is relatively more crispy, the taste is fresh and crisp, can be eaten raw or as a side dish; lettuce is relatively soft, sometimes with a bitter taste, usually need to blanch with water after eating.

3, different places of origin: West lettuce's main place of origin in Japan; lettuce's main place of origin in Europe, America and Asia.

4, nutritional value is different: West lettuce contains high vitamin C, A, B and minerals (such as calcium, iron, zinc, etc.) and other nutrients; lettuce is rich in fiber, vitamin K, C, folic acid and potassium and other nutrients.

5, the use of different: West lettuce is generally consumed as raw, can be added to coleslaw, salad, etc.; lettuce is more for cooking, can be fried, boiled, stewed, and so on a variety of ways, but also can be appropriate raw food.