This analysis explores the impact of the Myanmar earthquake on March 28, 2025 and its subsequent effects on Thailand and Myanmar by collecting and synthesizing data on immediate casualties, infrastructural damage, humanitarian needs, disaster preparedness in both countries, and relevant theoretical concepts. The earthquake in Myanmar has created a major humanitarian crisis, compounded by existing weaknesses, while the effects in Thailand have highlighted significant gaps in urban safety protocols. Differences in preparedness and societal awareness have influenced the outcomes in each country, emphasizing the urgent need to strengthen resilience capacities across the affected region.