Determine your preferred sleep position
Identify your firmness preference
Set a budget before shopping
Choose the right mattress size for your space and needs
Compare mattress types
Test comfort and support in person when possible
Check motion isolation if you share the bed
Check edge support if you sit or sleep near the edge
Look for temperature regulation features if you sleep hot
Review return policies and sleep trials
Check warranty coverage and terms
Read customer reviews for durability and comfort
Confirm delivery, setup, and old mattress removal options
Measure your bed frame and room before buying
Buy from a retailer with a clear exchange policy