This study employed to analyses on a comparison between the 2013 Curriculum and the Merdeka Curriculum using the Appraisal theory. It concentrates on 12th grade in Curriculum 2013 and phase E in Merdeka Curriculum due to the last level of high-class grade. The total amount of the data is 37 sentences. Furthermore, the data is categorized based on appraisal devices and the next step is deciding the appraisal categories and subcategories. The results illustrate that in 2013 curriculum, it tends to deliver to reader how the quality of learning outputs. Meanwhile, in Merdeka, it gives emphasize on the quantity. It means that it delivers to the reader various skill that can be achieved.