| Feature | Puri & Mishra | Datt & Sundharam | Mishra & Puri (same authors) | Ramesh Singh | |---------|---------------|------------------|------------------------------|--------------| | Language | Very simple | Moderate | Same as Puri & Mishra | Concise, bullet points | | Data recency | Updated annually | Less frequent | Same | Updated | | Best for | Beginners, UPSC prelims | Advanced, theory-heavy | Same as left | UPSC mains, revision | | Exercises | Chapter-end MCQs & Qs | Theoretical questions | Same | Objective & subjective |
Good luck with your preparation!