When shopping for a new mattress, one of the biggest questions people face is: what firmness level is best? With so many options plush, medium, firm it can be overwhelming to decide. But don’t worry: we’ve gathered real survey data, expert insight, and mattress industry knowledge to answer that exact question.
In this blog, we’ll explore firmness levels, survey results from real sleepers, benefits of each level, and how to match your sleep style with the right feel. If you’ve ever been unsure whether you’re a medium or firm sleeper, this guide is for you.
Table of Content
- Introduction
- Key Takeaways
- Understanding Mattress Firmness Levels
- Why Firmness Matters
- Survey Results: What People Actually Prefer
- Firmness by Sleep Position
- Firmness by Body Weight
- Visual Graph: Most Preferred Firmness Level
- Comparison Table: Firmness Types
- Top Mattress Picks by Firmness Level
- Conclusion
- Frequently Asked Questions
Key Takeaways
- Medium-firm is the most popular firmness level across all demographics.
- Side sleepers tend to prefer plush to medium.
- Back and stomach sleepers prefer medium to firm support.
- Firmness preference also depends on weight and pressure relief needs.
Understanding Mattress Firmness Levels
Mattress firmness is rated on a scale from 1 to 10:
· 1–2: Extremely soft
· 3–4: Plush
· 5–6: Medium
· 7–8: Firm
· 9–10: Extra-firm
This scale is subjective, but manufacturers use it to help consumers compare products. Your weight, sleep style, and mattress materials all affect how a bed feels.
Why Firmness Matters
The right firmness level ensures:
· Even weight distribution
· Comfort throughout the night
Choosing the wrong firmness can lead to aches, tossing, and poor sleep quality.
Survey Results: What People Actually Prefer
A national sleep survey of over 1,500 participants found the following preferences:
· 58% preferred medium-firm (5–6 rating)
· 23% preferred firm (7–8 rating)
· 15% preferred plush (3–4 rating)
· 4% preferred ultra-soft or extra-firm extremes
Most users cited balance as the reason behind choosing medium-firm it provides comfort and support for multiple sleep positions.
Firmness by Sleep Position
1. Side Sleepers:
· Need pressure relief at shoulders and hips
2. Back Sleepers:
· Require spinal support and lower back stability
3. Stomach Sleepers:
· Firm to extra-firm
· Prevents hips from sinking and misaligning spine
Firmness by Body Weight
Body Weight |
Ideal Firmness |
Why? |
Under 130 lbs |
Plush–Medium |
Less weight = less sinkage |
130–230 lbs |
Medium–Firm |
Balanced support & cushion |
230+ lbs |
Firm–Extra-Firm |
Prevents sagging, supports heavier frame |
Visual Graph: Most Preferred Firmness Level
Comparison Table: Firmness Types
Firmness Level |
Best For |
Pros |
Cons |
Plush |
Side sleepers, lightweight |
Excellent pressure relief |
May lack support |
Medium |
Combo sleepers, couples |
Balanced feel |
Might not be ideal for specific needs |
Firm |
Back/stomach sleepers, heavy |
Good alignment |
Less contour and softness |
Top Mattress Picks by Firmness Level
1. Plush: Eclipse Cares Collection Joyfulness Hybrid 11" Plush Mattress
Overview:
This plush hybrid mattress blends traditional pocketed coil support with plush foam comfort layers, offering an inviting feel perfect for side sleepers and lightweight individuals. The quilted cover and breathable design provide a cool, cozy sleep environment while still maintaining responsive support from the coil system.
Key Features:
· 11” Profile: Balanced height that fits most standard bed frames.
· Individually Wrapped Coils: Enhance motion isolation and adapt to body contours.
· Plush Foam Layers: Designed to cushion pressure points.
· Breathable Cover: Helps regulate temperature throughout the night.
· CertiPUR-US Certified Foams: Ensures safe and durable materials.
Pros |
Cons |
Excellent pressure relief for side sleepers |
May lack lumbar support for heavier sleepers |
Plush, contouring surface |
Too soft for stomach or back sleepers |
Good airflow due to hybrid build |
May develop body impressions over time |
Low motion transfer for partner comfort |
Less bounce than traditional innersprings |
2. Medium: Premium Comfort Prelude Medium Mattress by Scandinavian
Overview:
The Prelude Medium mattress is a well-rounded option for combination sleepers or couples with mixed preferences. Crafted with layers of high-density support foam and responsive comfort foam, it promotes spinal alignment without being too soft or too firm. Scandinavian design influences both the performance and minimalist aesthetic.
Key Features:
· Balanced Medium Feel: Great for all sleep positions.
· Multi-Layer Foam Core: Provides a combination of pressure relief and support.
· Reinforced Edges: Better edge support and usable sleep surface.
· Soft-Touch Cover: Hypoallergenic and breathable.
· Motion-Reducing Technology: Ideal for sharing with a partner.
Pros |
Cons |
Versatile firmness for most sleepers |
May be too generic for sleepers with very specific needs |
Balanced contour and bounce |
Not ideal for those needing extra lumbar support |
Modern Scandinavian build quality |
Limited height may not suit taller bed frames |
Great motion isolation |
Lacks the deep contouring of memory foam |
3. Firm: Diamond DreamStage Collection 2.0 Grace Firm Gel Swirl Memory Foam 12" Mattress
Overview:
This firm mattress is ideal for back and stomach sleepers seeking strong support with a touch of pressure reliefz. Featuring advanced gel swirl memory foam, the Grace Firm provides a cool sleeping experience while reducing pressure points without losing firmness. It supports heavier body types well and resists sagging over time.
Key Features:
· Gel Swirl Memory Foam: Regulates temperature and reduces pressure buildup.
· High-Density Base Foam: Delivers firm, stable support.
· 12” Profile: Offers a luxury feel and added durability.
· CertiPUR-US Certified: Free from harmful chemicals and emissions.
· Quilted Top Layer: Adds a hint of initial softness before firm support kicks in.
Pros |
Cons |
Ideal for stomach and back sleepers |
May feel too firm for side sleepers |
Great spinal alignment and posture support |
Not suitable for those who prefer a plush feel |
Cool-sleeping memory foam |
Firmer sleep surface may take adjustment |
Long-lasting durability |
Minimal body contouring |
Conclusion
Firmness is subjective but survey data helps clarify common preferences. The majority of sleepers lean toward medium-firm because it accommodates most positions and body types. However, the best mattress for you depends on personal comfort, support needs, and health considerations.
Visit your local showroom, try out various firmness levels, and remember: comfort is king. What feels right for you is the best choice.
Frequently Asked Questions
1. What firmness level is best for back pain?
Medium-firm mattresses are often recommended by chiropractors for spinal alignment and support.
2. Is firm better than plush?
Not necessarily firm is better for support, plush is better for pressure relief. It depends on your sleep style.
3. Are medium mattresses good for couples?
Yes, medium mattresses balance softness and support, making them great for couples with different preferences.
4. How do I know if my mattress is too firm?
If you wake up with shoulder or hip pain or feel pressure points, it may be too firm.
5. Can a mattress be too soft?
Yes, a too-soft mattress can lead to poor spinal alignment and back pain.
6. Should heavy people choose firm mattresses?
Yes, heavier individuals benefit from firmer mattresses that prevent sinking and provide durable support.
7. Do memory foam mattresses feel softer?
Yes, memory foam conforms closely to your body and typically feels softer than innerspring or latex.
8. How long does it take to adjust to a new mattress?
Most people need 2–4 weeks to adjust to a new mattress.
9. Does mattress firmness change over time?
Yes, all mattresses soften slightly over time with use.
10. Can I make my mattress softer or firmer?
Yes, use a mattress topper to adjust firmness without replacing the whole bed.