Which is better for intellectual growth: Carnegie Mellon or the University of Chicago?

For the kind of broad, idea-driven intellectual growth you describe, the University of Chicago is the more natural choice. Its Core curriculum requires sustained work across humanities, social sciences, civilization studies, the arts, and mathematics or natural science, so even a future specialist is continually pushed into unfamiliar modes of thought. Classroom discussion, close reading, argument, and questioning assumptions are central to the undergraduate culture.

UChicago’s academic structure is designed to make students wrestle with foundational questions rather than move quickly into a narrowly professional track. A student interested in computer science, for example, would still spend serious time debating philosophical texts, analyzing social systems, and developing interpretive writing.

Carnegie Mellon is exceptionally demanding and intellectually rich, particularly in computer science, engineering, design, robotics, drama, and quantitative fields. Its project-based courses, research opportunities, and cross-school combinations can produce deep growth through building, testing, and solving difficult real-world problems. The culture is more likely to channel curiosity toward technical mastery and practical application, although students can take humanities and social-science courses and pursue interdisciplinary programs.

At UChicago, you are likely to be challenged constantly by texts, peers, and abstract questions across disciplines; at Carnegie Mellon, the challenge is more often intensive work within a technical or creative discipline. Since you specifically emphasize exposure to different ideas and learning beyond grades and career preparation, UChicago aligns more closely with those priorities.