Best Serta Full Mattresses in 2026: 4 Picks

Quick picks

The best fit for you

• You want medium firm coil support for changing positions Serta Tranquility 8" Medium Full Its 8-inch medium firmness and coil construction suit combination sleepers.
• You need a firm low-profile mattress for a bunk bed Serta Sleeptrue Firm 6 Full The 6-inch firm memory foam design fits tight spaces well.
• You prefer plush cushioning with zoned back support Serta Perfect Sleeper Ultimate 13.25" Plush Full The 13.25-inch plush profile offers robust zoned support and cooling.
• You are a side sleeper needing cooling gel foam Serta 10" Gel Memory Foam Full Its 10-inch medium firmness and cooling gel cover aid side sleepers.

Our 4 picks

1 Best overall

Serta Tranquility 8" Medium Full

Best for: combination sleepers wanting medium firm coil support

Size

Full (what this guide is about)

Thickness

8 in

Firmness

Medium-Firm

Support Core

Durable coils

Comfort Layer

PillowSoft Aire & PillowSoft Foams

Certification

CertiPUR-US certified

View on Amazon: Serta Tranquility 8" Medium Full Affiliate link

The Serta Five Star Tranquility is an 8-inch medium firm full-size mattress. It uses durable coils and zoned lower back foam for support. PillowSoft Aire foams relieve pressure on shoulders and hips. Breathable fabrics promote airflow for cooler sleep. This model suits combination sleepers who need balanced support and spinal alignment.

Pros

• Medium firm feel balances support and comfort
• Durable coils reduce partner disturbance
• Zoned lower back foam aids spinal alignment
• PillowSoft Aire foams relieve pressure points

Cons

• 8-inch height is thinner than 10-inch or 13.5-inch competitors
• No cooling gel layer compared to gel-infused foam options
• Standard breathable fabrics lack advanced temperature regulation tech

Good fit if

• You are a combination sleeper needing medium firm support
• You prefer a traditional coil and foam hybrid feel
• You want a mattress that fits standard full-size frames

Skip if

• You require a thicker 10-inch or taller profile
• You prefer cooling gel memory foam over breathable fabrics
• You need a plush or soft sleep surface

Verdict: Serta Tranquility 8" Medium Full offers durable coil support and zoned foam for combination sleepers. It fits those who prefer a medium firm feel and a standard 8-inch profile over thicker or gel-cooled alternatives.

2 Best budget

Serta Sleeptrue Firm 6 Full

Best for: bunk beds and firm sleepers

Size

Full (what this guide is about)

Thickness

6 in

Firmness

Firm

Mattress Construction

Memory foam

Support Core

Serta Foam Core

Comfort Layer

Cool Twist gel memory foam

View on Amazon: Serta Sleeptrue Firm 6 Full Affiliate link

This Serta full mattress offers firm support in a compact 6-inch profile. It uses cooling gel memory foam for heat dissipation and a breathable cover. The durable foam core provides edge-to-edge support. It arrives compressed in a box, making it suitable for bunk beds, trundle beds, or dorm rooms. You get a straightforward sleep surface designed for smaller spaces or guest rooms.

Pros

• Cooling gel memory foam enhances airflow
• 6-inch thickness fits bunk and trundle beds
• Firm feel provides consistent support
• Breathable cover promotes comfort

Cons

• Thin 6-inch profile offers less cushioning
• Takes up to 72 hours to fully expand
• Limited to memory foam construction only

Good fit if

• You need a mattress for a bunk or trundle bed
• You prefer a firm sleep surface
• You are setting up a dorm or guest room

Skip if

• You want a plush or medium feel
• You need a thicker mattress for extra cushioning
• You prefer a hybrid or innerspring design

Verdict: Serta Sleeptrue Firm 6" Full Memory Foam is a practical solution for bunk beds or tight spaces. It suits those who need firm support and a low-profile design for secondary sleeping areas.

3 Best premium

Serta Perfect Sleeper Ultimate 13.25" Plush Full

Best for: Sleepers needing zoned back support and cooling

Size

Full (what this guide is about)

Thickness

13.25 in

Firmness

Plush

Mattress Construction

Hybrid

Support Core

3-zone 850-coil density system

Comfort Layer

Cool Twist gel memory foam

View on Amazon: Serta Perfect Sleeper Ultimate 13.25" Plush Full Affiliate link

This Serta Perfect Sleeper Ultimate is a 13.25-inch plush full-size hybrid mattress. It combines a 1-inch Aire Soft Foam layer with Cooling Twist Gel Memory Foam. The core features an 850-coil zoned support system targeting the lower back and hips. BestEdge Foam Encasement reinforces the edges. It ships uncompressed at 63.3 pounds, offering durable support without the need for compression.

Pros

• 13.25-inch height for substantial feel
• 850-coil zoned support for hips and back
• Cooling Twist Gel Memory Foam layer
• BestEdge Foam Encasement reduces edge roll-off

Cons

• Ships uncompressed and requires assistance for delivery
• Heavier at 63.3 pounds due to substantial components
• No remote or smart app features listed

Good fit if

• You want targeted support for your lower back
• You prefer a plush feel with cooling gel
• You need reinforced edges for sitting on the bed

Skip if

• You need a mattress that ships in a compressed box
• You have difficulty lifting heavy items alone
• You prefer a firmer medium or firm feel

Verdict: Serta Perfect Sleeper Ultimate 13.25" Plush Full provides robust zoned support and cooling comfort for full-size sleepers who value edge stability and plush cushioning.

4 Also great

Serta 10" Gel Memory Foam Full

Best for: Side sleepers wanting cooling foam support

Size

Full (what this guide is about)

Thickness

10 in

Firmness

Medium

Mattress Construction

Gel memory foam

Support Core

Serta foam core

Comfort Layer

Gel memory foam

View on Amazon: Serta 10" Gel Memory Foam Full Affiliate link

This Serta full mattress uses 10 inches of gel memory foam and a supportive foam core for medium firmness. The cooling gel layer contours to your body while allowing airflow. It is CertiPUR-US certified for safety. The bed-in-a-box design fits through narrow doors. This model suits sleepers who want balanced support and temperature regulation in a standard full size.

Pros

• 10-inch thickness provides substantial cushioning
• Gel memory foam aids cooling and airflow
• Medium firmness supports any sleep position
• CertiPUR-US certified for content safety
• Edge-to-edge support for consistent comfort

Cons

• 10-year warranty is shorter than the 13.5-inch competitor's offering
• All-foam construction may lack the bounce of hybrid options
• Medium firmness might not suit strict back or stomach sleepers

Good fit if

• You prefer a medium feel for side or combination sleeping
• You need a mattress that fits through narrow hallways
• You want cooling gel in a memory foam design

Skip if

• You require a hybrid or innerspring support core
• You need a firmer than medium support level
• You want a warranty longer than 10 years

Verdict: Serta 10" Gel Memory Foam Full offers balanced medium support with cooling gel for side sleepers. It fits well in rooms with tight access due to its box packaging.

Specifications side by side

How to choose the right Serta full mattress

1. Check mattress thickness

   The height of the mattress affects how you get in and out of bed. The Serta Tranquility sits at 8 inches, offering a standard profile for most sleepers. If you have limited clearance, such as in a bunk bed, the Sleeptrue model is only 6 inches tall. Taller sleepers might prefer the Perfect Sleeper, which stands at 13.25 inches. Match the height to your room dimensions and mobility needs.

2. Select firmness level

   Firmness determines how your body sinks into the mattress. The Tranquility provides a medium feel, which helps combination sleepers change positions easily. If you prefer a solid surface, the Sleeptrue offers a firm support layer. The Perfect Sleeper delivers a plush feel for those who like deeper cushioning. Choose medium for versatility, firm for back support, or plush for pressure relief.

3. Review construction type

   The internal build changes how the mattress feels. The Tranquility uses coils for durable support, while the Sleeptrue and 10-inch Gel models rely on memory foam. Foam conforms closely to your body, whereas coils offer more bounce. Decide if you want the contouring of foam or the responsive lift of coils. This choice impacts airflow and how the bed reacts to movement.

4. Consider cooling features

   Some models include materials to help manage temperature. The 10-inch Gel Memory Foam mattress features a cooling gel cover to draw heat away from your body. This is useful if you sleep hot or prefer a cooler surface. The other models do not list specific cooling technologies in their specs. If temperature regulation is a priority, look for gel-infused covers or breathable foam layers.

5. Verify certifications

   Safety standards ensure the materials used are free from harmful chemicals. The 10-inch Gel Memory Foam mattress is CertiPUR-US certified, meaning it meets strict emissions and content guidelines. This certification is not listed for the other Serta full-size options. If you are sensitive to off-gassing or want peace of mind about material safety, prioritize mattresses with this specific label.

Frequently asked questions

See also

• best serta medium mattresses
• best serta twin mattresses
• best serta full mattresses
• novilla full mattress topper alternatives