How to Buy a Mattress: A Real-World Guide to Sleeping Better

How to buy a mattress isn’t something you do every day and it’s not something you want to get wrong. The right mattress can improve your sleep, reduce pain, and help you wake up feeling truly rested. The wrong one? It might leave you tossing, turning, or aching for years.

how to buy a mattress

Here’s a step-by-step guide to help you find the right one for your body, your needs, and your sleep style.

1. Start With You: How Do You Sleep?

Before thinking about brands or materials, take a moment to understand your own sleep habits. Your sleeping position, body weight, health issues, and comfort preferences all play a major role.

🛏️ Sleeping Position

  • Side sleepers: You’ll likely prefer something soft to medium (3–6 firmness) to ease pressure on your shoulders and hips.
  • Back sleepers: A medium to medium-firm mattress (5–7) offers the best mix of comfort and support.
  • Stomach sleepers: You’ll want something firmer (7–9) to keep your hips from sinking and your spine aligned.

⚖️ Body Weight

  • Under 140 lbs: Softer mattresses feel better since firmer ones may not compress enough to feel comfortable.
  • 140–220 lbs: Medium to firm options usually provide the right balance of comfort and support.
  • Over 220 lbs: Look for firmer, more supportive models with durable materials to prevent deep sagging.

❤️ Health Concerns

How to buy a mattress when dealing with back pain, arthritis, or joint discomfort? Look for memory foam or hybrid mattresses with targeted support zones. If you have allergies, hypoallergenic materials can help you breathe easier.

😌 Comfort Preferences

Do you like a plush, hug-like feel or something more solid and supportive? This must be taken into account when considering how to buy a mattress. Comfort is personal, and there’s no one-size-fits-all. Trust what feels right to you.

👥 Sharing the Bed

If you sleep with a partner, choose a mattress that works for both of you. A medium firmness is a good starting point. If one of you moves around a lot, look for mattresses with good motion isolation. Some couples even opt for split firmness or dual-sided beds.

2. Know the Mattress Types

Each mattress type offers something different. Here’s a breakdown on how to buy a mattress:

  • Innerspring: Uses coils for bounce and support. Best for people who like a firmer, more traditional feel.
  • Memory Foam: Offers pressure relief and contouring. Great for pain relief and motion isolation. Some sleep hot, though many include cooling layers.
  • Latex: Responsive and naturally cooler than memory foam. Durable and bouncy without that “sinking in” feeling.
  • Hybrid: Combines coils and foam or latex. Designed to give you the support of springs with the comfort of foam.
  • Natural: A mix of cotton, horse hair, latex and wool with or without springs.

3. Pick the Right Firmness

Firmness is one of the most important things to get right when thinking about how to buy a mattress.

  • Mattresses are usually rated from 1 (very soft) to 10 (very firm).
  • Most people feel best with something in the 4–7 range, depending on their sleeping style and body weight.
  • If possible, test out different firmness levels in person—or if buying online, look for at least a 90-night sleep trial so you can truly feel how it performs at home.

The bottom line on how to buy a mattress

A mattress isn’t just a place to sleep, it’s a foundation for better health, energy, and focus. The key is to listen to your body and take your time choosing the right one. There’s no single best mattress for everyone but there is a best mattress for you.

Focus on your sleep style, choose the right firmness, and pick a mattress type that fits your comfort and health needs. Once you do, you’ll be on your way to deeper, more restorative sleep and you will see how to buy a mattress is not that complicated after all.

How to buy a Mattress FAQ's

Your sleeping position determines the ideal firmness:

  • Side sleepers usually prefer soft to medium firmness (3–6) to relieve pressure on shoulders and hips.
  • Back sleepers do best with medium to medium-firm (5–7) for spinal alignment.
  • Stomach sleepers need firmer mattresses (7–9) to prevent lower back strain.

It depends on your needs:

  • Innerspring: Great for bounce and support.
  • Memory foam: Best for pressure relief and motion isolation.
  • Latex: Durable, responsive, and cooler.
  • Hybrid: Combines support and comfort, ideal for most sleepers.
  • Natural: Healthy Hybrids

Consider who’s using it and the space:

Look for mattresses with lumbar support and pressure-relieving materials. Memory foam and hybrid mattresses are often recommended for chronic pain or arthritis. Hypoallergenic options are great for allergy sufferers.

If shopping in-store, lie on it for at least 10–15 minutes in your normal sleeping position.

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