Adding a backyard pavilion is one of the most impactful ways to enhance your outdoor space, creating a stunning spot for relaxation, dining, or entertaining guests. But when it comes to the cost of backyard pavilion projects, homeowners often face a crucial decision: Is it cheaper to buy a backyard pavilion kit or build one from scratch? This comprehensive guide explores every aspect of this question, including detailed cost breakdowns, pros and cons, key considerations, and expert insights to help you make the best choice for your budget and backyard.