Age is only one signal
Foam density, coil quality, body weight, rotation habits, humidity, and protector use can make two mattresses of the same age feel very different.
Mattress Lifespan Estimator
Is it time to say goodbye to your bed? Answer a few questions to get an AI-powered estimate of your mattress's remaining life.
How to use this calculator
- Estimate replacement timing
- Identify wear signs
- Plan maintenance or upgrade decisions
Step 1 of 3 · Mattress Details
Mattress Details
Usage & Care
Condition Check
Tell us about your mattress
Brand New (0y)10 YearsAncient (20y+)
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How to Make Your Mattress Last Longer
Rotate Regularly
Rotate your mattress head-to-foot every 3-6 months to ensure even wear and prevent sagging significantly.
Use a Protector
A high-quality waterproof protector blocks sweat, spills, and allergens that degrade foam layers.
Proper Support
Ensure your bed frame or box spring is sturdy. A sagging base will ruin even a brand-new mattress.
Frequently Asked Questions
How long should a mattress last?
Many mattresses last about 7 to 10 years, but the real lifespan depends on materials, sleeper weight, use, care, and visible support loss.
What are signs that a mattress needs replacement?
Common signs include sagging, lumps, loss of edge support, increased pain, poor sleep, and feeling more comfortable away from your own bed.
Can a mattress topper extend mattress life?
A topper can add comfort to a structurally sound mattress, but it cannot restore support to a worn-out or sagging mattress.
Does rotating my mattress actually help?
Yes! Rotating (spinning it 180 degrees) helps distribute your body weight across different zones of the mattress, preventing premature impressions and sagging in specific spots.
How do I know if my mattress is causing my back pain?
If you wake up with pain that fades after moving around for an hour, your mattress is likely the culprit. Also, if you sleep better on the couch or a different bed, it's a strong sign your mattress lacks support.
Quick guide
Mattress Lifespan Estimator: what to check first
Use this tool as a starting point, then confirm product details, health guidance, seller terms, and live availability where relevant before making a final decision.
Step 1
Enter mattress age and type
Step 2
Add usage and rotation habits
Step 3
Check visible comfort problems
Step 4
Choose maintenance, topper, or replacement next steps
Support problems matter most
Sagging, hammocking, new pressure points, and waking with pain are stronger replacement signals than a calendar date alone.
A topper is not always enough
A topper can improve surface comfort, but it will not fix a mattress with deep sagging or poor support under the comfort layers.
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