COMP2521 Data Structures and Algorithms (UNSW Sydney): rated 3.3/5 overall, difficulty 2.6/5 (higher is harder), would-recommend 1.0/5 across 44 reviews collected on UNSW Wall.
COMP2521 is a UNSW Sydney course taught by the Faculty of Engineering in School of Computer Science and Engineering. This page brings together its handbook details and what UNSW students say about it.
Review data updated 2026-10-24.
Chinese title: 数据结构与算法
Type: Undergraduate course
Credit points: 6
Subject area: School of Computer Science and Engineering
Faculty: Faculty of Engineering
Level: Undergraduate Level 2
Handbook year: 2026
The aim of this course is to get you to think like a computer scientist . This certainly sounds like a noble goal.
COMP2521 has 44 scored reviews: overall 3.3/5 · usefulness 4.2 · difficulty 2.6 · would-recommend 1.0 (all out of 5; higher difficulty means harder).
Sources: 8 reviews by UNSW students on UNSW Wall (2.9/5 overall); 6 StudentVIP reviews (average 4.7 stars); 30 Reddit comments that an AI model judged to be reviewing this course (average would-recommend 3.1/5).
On Reddit: "Did this course in 23T3. I found it challenging though admittedly I was not trying my best as at that time, I didn’t really care for the content taught. In prep for finals, grind Leetcode. Most of the coding questions if not all of the coding questions for the final are taken fr…"
On Reddit: "its not brutal it just exposes the frauds doing this degree. If you find it difficult highly recommended changing to engineering or commerce."
The course panel on UNSW Wall shows every review and discussion in full.
Q: Is COMP2521 hard?
A: Students rate COMP2521's difficulty 2.6/5 on average (higher is harder), which makes it moderately difficult.
Q: Is COMP2521 worth taking?
A: Averaged over 44 reviews: would-recommend 1.0/5, usefulness 4.2/5, overall 3.3/5.
Q: Which faculty teaches COMP2521, and when is it offered?
A: COMP2521 is taught by the Faculty of Engineering. Check the official handbook for the current year.
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