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Eight Sleep Mars + Mattress Reviews

By Eight Sleep

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11", 4 layers foam and springs
Eight Sleep Mars + Mattress reviews
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What is Eight Sleep Mars + Mattress?

The Eight Sleep Mars+ is a revolutionary hybrid foam mattress, blending four-layers of foams and coils with smart technology. The Mars+ promotes a comfortable, cool, pain-relieving and rejuvenating sleep. The smart sensor in the Mars+ analyzes various essential sleep parameters to improve your overall sleep quality. The Eight Sleep motto is Eight - For Better Sleep.

The Eight Sleep is an online US-based mattress company with its headquarter located in New York. All their products are manufactured and assembled in China, except the technology layer, designed in the US. The brand was founded in 2014 by Matteo Franceschetti, Massimo Andreasi Bassi, and Alexandra Zatarain. Utilizing innovative smart technology techniques, the Eight Sleep transformed consumers sleep experience within a short time. All Eight Sleep products come with a 10-years warranty and 100 days trial period. In case of returns, you can avail the 100% hassle-free refund option.

The Mars+, alongside other products by the Eight Sleep, is an ideal choice if you are a tech-savvy seeking a luxurious and refreshing healthy sleep experience.

Overview of Benefits

The Eight Sleep has over 20,000 customers scattered across 46 different countries. Therefore, the brand prioritizes critiques and feedbacks to enhance the consumers sleep experience.

The 11" thick Mars+, made with cutting-edge vision, combines technology and comfort for a peaceful sleep. Each layer adds to the resilience, cradling your body curves to enhance pressure relief. The Reactive Foam offers a quick response and adequate bounce, a trait preferred by the people who do not prefer a sink-in feel. The Comfort Foam Layer provides exceptional support to your body and a smooth transition to the spring base. The Sleeved Coils are responsible for remarkable motion isolation, impeccable temperature regulation for a cool sleep, and strong durability.

If you prefer a smart solution to your sleep problems, the technologically advanced mechanism of Mars+ cover efficiently meets your requirements. The smart system can be easily integrated with your home WiFi, offering a wide range of features to improve your overall sleep quality. The Mars+ is a viable choice for individuals who prefer a medium-soft comfort level. Irrespective of your sleep position or body type, the Mars+ helps you enjoy a rejuvenating sleep on a resilient, cool and body-cushioning mattress.

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Technology Details

The Mars+ is an 11 thick mattress, combining the following layers:

The top-most layer of Mars+ is a 2 Reactive Foam. This surface adds subtle bounce and a quick response feel, preventing the sink-in issue particular to foam. The Reactive Foam layer further allows freedom of movement, especially helpful if you frequently change your positions while sleeping. The small holes in this structure keep the surface cool, aiding in temperature regulation.

The 2 thick Comfort Transition grants smooth transition from the upper foamy surface to the lower coiled layer. This Transition layer construction offers exceptional weight distribution, properly cradling your body curves.

The 4 Sleeved Coils layer of Mars+ is surrounded by Polyurethane Foam. This combination together delivers adequate bounce and support to decrease motion transfer, making Mars+ ideal for couples or people with pets. The spaces available between the coils assist in airflow and restrict heat retention while you are asleep.

The base is a 3 Support Foam. This high-density layer serves as a strong foundational support, adding to the durability and making Mars+ a long-lasting mattress.

Smart Technology Details:

If you are looking for a wholesome and luxurious sleep experience, the smart cover layer may be a valuable addition. Easily integrated with your smart home system, the Eight Sleep app offers a wide range of features to improve your sleep. It is effortless and you need no wearable gadgets to avail the smart technology.

The exceptional sensing capabilities of the sensor ensure the temperature of your mattress is appropriately regulated so you can sleep cool while you slumber. The sensor detects your rest hours and movements at night, providing you a detailed report with tips on how to sleep better. If you sleep with a partner, Eight Sleep offers two sensors on each side. The specialized alarm system wakes you up at the best time, per your sleep schedule, ensuring you get the rest you need. Thus, with Eight Sleep smart technology, you can enjoy a better deep sleep and become more aware of your lifestyle practices.

Who Should Buy Eight Sleep Mars + Mattress?

  • If you want a luxurious sleep experience coupled with smart technology
  • If you want to be aware of your overall sleep quality and aim to improve it
  • If you change sleeping position frequently
  • If you want a smart alarm clock that wakes you up at the lightest sleep stage
  • If you prefer a mattress with excellent motion transfer and edge support
  • If you love a balanced foam feel with resilience and contouring

Who Shouldn't Buy Eight Sleep Mars + Mattress?

  • If you are looking for a simple and elegant mattress
  • If you want a mattress with no additional tech features
  • If you are looking for a mattress with a very firm or very soft feel
  • If you have a bulky figure
  • If you are looking for a mattress with pure memory foam or innerspring feel

Eight Sleep Mattress Reviews

Eight Sleep Mars + Mattress Expert Reviews

Slumber Search - Chris Moberg
April 21, 2018

This is a universal comfort of 5 on the firmness scale for perfect medium soft. The pocket coil and poly foam support system provides a comfortable...
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Real Mattress Review - Ross Paumen
March 19, 2018

Eight Hybrid Mattress is a great medium option for those of you who sleep in multiple positions. The mattress slept cool and with the direct to...
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The Sleep Sherpa - Ben Trapskin
February 21, 2018

a great way to get some objective data on how you sleep. Once it is setup, it is effortless. While the mattress itself should appeal to most...
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Honest Mattress Reviews
February 16, 2018

Thanks to a new integration with Amazon's Alexa, the smart mattresses from sleep tech company Eight can now be controlled with your voice. With a new...
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Our Sleep Guide - Justin Roberts
February 21, 2018

creating a sleep system that utilizes technology to help sleep better. Using an innovative cover that is able to track your sleep patterns, adjust...
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Mattress Clarity - Joe Auer
March 20, 2018

feel of the mattress and think the technology is really awesome. My only caveat is that the sleep tracker itself changes the feel of the mattress...
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Good Bed - Michael Magnuson
February 20, 2018

Sleep Tracker topper adds a technology layer that tracks personal sleep patterns and bedroom environment data. The tracker connects to the Eight app...
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Similar Mattress Options

Leesa Brand LogoSaatva Brand LogoWinkbeds Brand Logo
MODELS Leesa MattressSaatva MattressWinkbeds Mattress
PRICE RANGE $995$1099$1599
COMFORT LAYER 2" LSA200 Foam Technology Layer
2" Memory foam -
6" High density polyfoam - dark green
1.25" TitanFlex foam
0.375" Memory foam -
4" Individually pocketed coils
7" Continuous coils
2" Polyfoam/polyurethane foam - pale yellow
2.5" Microcoils
7.5" Pocket coils
FIRMNESS OPTION Medium firmFirmCushion Firm
SLEEP TRIAL 100 Days120 Days120 Days
WARRANTY LENGTH 10 years15 years10 years

Watch it in Action

Eight Sleep Mars + Mattress Specification

Comfort level

Medium soft 4/10

  • Extra Soft
  • Soft
  • Medium
  • Plush Firm
  • Firm

Height11 "
Weight90 pounds
Warranty10 years
Trial period100 days
Country of originUSA
Free deliveryYes
Mattress build4 layers foam and springs
Fits adjustable bedYes
Quilted foamYes


Cali King72" x 84"
Full54" x 75"
King76" x 80"
Queen60" x 80"
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Queen Size


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