Abstract: The purpose of the study was to compare the learner's performance in public and private secondary schools in Lusaka district and the study sought to investigate the classroom management styles, classroom activities, teacher-pupil engagement and curriculum implementation in schools. The study employed a mixed paradigm and descriptive survey design that sampled four schools, Head teachers, teachers and learners. Data was obtained from respondents by means of interviews, questionnaires and classroom observation schedules. Frequency, percentages, tables, graphs and pie-charts were used to analyze the quantitative and qualitative data obtained. Data was then analyzed manually in some cases and also, a combination of software MS Access and MS Excel. The findings revealed that classroom management, qualified teachers, positive teacher remunerations, provision of teaching and learning tools, well-established school management team (SMT) control system and sound enrollment system for learners has effects on learners' academic performance and achievement. The study recommended that the school administrators should ensure that teachers' supervisions and monitoring are done and teachers should employ good classroom management skills, teaching strategizing and pupil involvement in classroom activities. Keywords: Academic, comparative study, learner performance, public school, private school. Title: A COMPARATIVE ANALYSIS OF LEARNER PERFORMANCE IN PUBLIC AND PRIVATE SCHOOLS: A CASE OF TWENTY SECONDARY SCHOOLS IN LUSAKA DISTRICT Author: Stanley Kalasa, Anna Phiri, Lufeyo Chitondo International Journal of Novel Research in Education and Learning ISSN 2394-9686 Vol. 10, Issue 5, September 2023 - October 2023 Page No: 76-85 Novelty Journals Website: www.noveltyjournals.com Published Date: 27-October-2023 DOI: https://doi.org/10.5281/zenodo.10057266 Paper Download Link (Source) https://www.noveltyjournals.com/upload/paper/A%20COMPARATIVE%20ANALYSIS%20OF%20LEARNER%20PERFORMANCE-27102023-6.pdf