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Serta Tranquility — Review & Specs | Pricepect | Pricepect

Home Memory Foam MattressesSerta Tranquility

Serta Tranquility — image 1

Serta

Serta Tranquility

Expert Review Analysis

The Serta SleepTrue Medium 8" Twin Memory Foam Mattress (model 500946781-1010) is a twin‑size, 8‑inch thick, medium‑firmness foam mattress that ships compressed in a box. It offers cooling, breathable construction, pressure‑relieving foam, CertiPUR‑US certification, a 100‑night trial, and a 10‑year limited warranty.

✓ Best for: Ideal for single sleepers, children, teens, guest rooms, or small spaces that need a compact, cooling, pressure‑relieving bed with easy boxed delivery. Works well for solo adult sleeping, kids' beds, or temporary setups due to its slim 8‑inch profile and medium support.

Pros

✓Medium firmness provides balanced support suitable for a wide range of sleepers.
✓Integrated cooling technology and breathable foam help reduce heat buildup throughout the night.
✓Pressure‑relieving memory foam conforms to the body to alleviate joint and back discomfort.
✓

Best Seller Rank History

Now#354Best#93Worst#354 -173

Lower = better sales rank

Rating Trend

Rating4.1/ 5Reviews101+-55 reviews -0.11

Specifications

Design

Height8 in mm

Width38 in mm

Length74.5 in mm

Weight49.96 lb (22,668 g) g

Shipping Weight24.54 kg (54 lb) g

Features

FirmnessMedium

Cooling TechnologyCooling and breathable design

Comfort LevelMedium-firm

Zoned Support3-zone lumbar support foam

Pressure Relief FoamsPillowSoft Aire and PillowSoft foams

General

BrandSerta

ManufacturerSerta Simmons Bedding, LLC

ModelFive Star Mattress Tranquility 8-Inch Medium

SizeTwin

Warranty10 years

Dimensions & Weight

Height8.0 inches

Width38.0 inches

Depth74.5 inches

Weight49.96 pounds

Research Sources

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User Reviews

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4.0

(65 reviews)

$149.25$199.0025% off

500946781-1010Off-whiteTwin

Memory Foam Mattresses Twin Mattresses

CertiPUR‑US certified foam ensures the material is free from harmful chemicals and meets durability standards.

✓100‑night home trial allows customers to test the mattress risk‑free before committing.

✓10‑year limited warranty offers long‑term protection against manufacturing defects.

✓Lightweight 24.54 kg shipping weight and 8‑inch profile make the mattress easy to handle and fit in tight spaces.

Expert Opinion

Professional reviewers and editors have not provided any evaluations for this specific model; Serta’s own site only lists sizing and basic feature information without subjective ratings.

What Users Say

Consumer feedback is not available in the research data; no everyday user reviews or common praise/complaints were found for this model.

How It Compares

vs. Conventional Bedding (Innerspring, Firm/Plush)

Advantages

✓Serta SleepTrue is lighter and easier to move than heavier innerspring models.
✓The 8‑inch foam profile fits tighter spaces where taller mattresses would not.

Disadvantages

✗Innerspring options often provide a higher profile and firmer edge support that some sleepers prefer.
✗Traditional coils can feel cooler initially but may retain more heat than the SleepTrue’s cooling foam.

Choose SleepTrue for portability and cooling comfort; choose conventional innerspring if you need a taller, firmer edge and traditional coil feel.

vs. iSeries Hybrid (Medium, 12‑12.5" thick)

Advantages

✓SleepTrue’s boxed‑in‑a‑box delivery is more convenient than the bulkier hybrid packages.
✓Its integrated cooling foam may stay cooler than hybrid models that combine coils with foam.

Disadvantages

✗Hybrid mattresses provide combined coil support and foam comfort, which can feel more supportive for heavier sleepers.
✗The hybrid’s greater thickness offers a more luxurious feel that some may prefer over an 8‑inch profile.

Select SleepTrue for a lightweight, easy‑setup option; select the iSeries Hybrid if you want the added support of coils and a thicker feel.

vs. Classic Serta (Innerspring, 11.5‑14.75" thick)

Advantages

✓SleepTrue’s slimmer design and lower weight make it easier to transport and fit in small rooms.
✓Cooling foam technology may provide better temperature regulation than traditional innerspring constructions.

Disadvantages

✗Classic models often have a higher profile that some sleepers find more comfortable.
✗Innerspring cores can offer a bounce and edge support that pure foam lacks.

Opt for SleepTrue when you need a compact, cool, foam‑only mattress; opt for Classic when you prefer a taller, bounce‑rich innerspring experience.