Helix Midnight vs. Amerisleep
Product
Firmness
Score

Product
Firmness
Score
Tomorrow Sleep vs. Amerisleep Original Overview
Tomorrow Sleep and Amerisleep are both online sellers of mattresses that incorporate foam and are available in multiple firmness levels. One of the main differences between the mattresses is that while Tomorrow Sleep incorporates springs, Amerisleep is all foam. This Tomorrow Sleep vs Amerisleep mattress comparison will outline the similarities and differences among these two companiesโ options to help you decide which company will give you your best option.Top Similarities
- Tomorrow Sleep has a soft, memory foam feel, and some of Amerisleepโs options are also very soft and responsive.
- Both address sleep temperature issues and have multiple firmness options.
- Both companies offer 100-day trial and offer free shipping.
Key Differences
- Amerisleep offers 5 firmness options with different designs, while Tomorrow Sleep offers only 2 firmness levels.
- Amerisleep offers more thickness options and thicker options, with its thickest mattress at 14 inches. Both of Tomorrow Sleepโs options are 10 inches thick.
- Amerisleep runs more expensive. ($849 to $3,498 for different Amerisleep options, compared to $ to $ for Tomorrow Sleep.)
- Amerisleep sells online and has a handful of brick and mortar locations in Arizona. Tomorrow Sleep is available only online.
- Tomorrow Sleepโs springs help it remain cool. Amerisleep also uses special materials to keep its mattresses cool.
Tomorrow Sleep Construction
- Tomorrow Sleepโs Medium Soft and Medium Firm versions have similar construction.
- The cover is polyester and nylon.
- A 1-inch layer of memory foam with phase change material sits on top.
- Second is a layer of gel foam, providing comfort and bounce. This layer is thicker in the Medium Soft option.
- The Medium Firm option has a layer of memory foam-like โdynamic response foamโ under the gel foam layer.
- In both firmness levels, there is a 6-inch support layer that consists of individually pocketed coils. The Medium Firm option uses thicker coils.
- A foam side rail system reinforces edge support.
- 1 inch of stabilizing foam forms the base.
Amerisleep Construction
- Amerisleep mattresses range in thickness from 10 inches for the firmest option, the AS1, to 14 inches thick for the softest option, AS5. AS2, AS3 and AS4 are the most similar in construction and contain three layers of the same materials, but in different thicknesses.
- Amerisleepโs cover uses Celliant fabric, a material said to distribute thermal energy in such a way as to help with muscle recovery. The material is used in some athletic clothing.
- All of Amerisleepโs mattresses have a top comfort layer of Amerisleepโs Bio-Pur memory foam, designed to ensure cool sleeping. The thickness of this layer differs by firmness level.
- AS1 and AS5 differ in their middle layer construction. AS5 has under its Bio-Pur layer an additional layer of a special foam that makes it softer and that is not included in other models. AS1 goes straight from the Bio-Pur comfort layer to a dense base layer.
- The middle layer of the medium firm options (AS2, AS3 and AS4) is a supportive transition foam layer. This layer is thickest in AS2 and thinnest in AS4. AS5 also has a layer of this material.
- All models except AS1 have a 7-inch base layer of dense support foam. AS1โs base layer is 8 inches thick.

Amerisleep AS4 Mattress

Product Details
Our Recommendation
Financing Options
Financing options are available for this mattress.
Construction Differences and Notes
- Amerisleep has more firmness options.
- Tomorrow Sleep incorporates springs and a side rail system for edge support.
- Tomorrow Sleep incorporates memory foam.
- Tomorrow Sleep addresses sleep temperature better because it incorporates springs, though Amerisleep also uses special materials to ensure you stay cool.
- Amerisleep tries to build more environmentally friendly mattresses by using plant-based materials to cut down on the companyโs use of petroleum-based materials.
Firmness Differences and Notes
Tomorrow Sleepโs options are on the softer side, including its Medium Firm option in the video below. Firmness varies more by model when it comes to Amerisleep. Amerisleepโs middle firmness levels are included in the below videos. Amerisleepโs mattresses are a little faster moving than those made by Tomorrow Sleep. The AS4 mattress seems the most comparable to Tomorrow Sleepโs Medium Firm option.Motion Transfer Differences
The softer options of Tomorrow Sleep and Amerisleep isolate motion particularly well and would be good options for couples.Pick Tomorrow Sleep If:
- You want to save moneyโ Tomorrow Sleep is less expensive than Amerisleep, and its options are comparable in firmness and feel to some of those from Amerisleep.
- You want spring supportโ Springs offer a bit more support than foam, and are known to help with the durability of a mattress.
Pick Amerisleep If:
- You want more choicesโ Amerisleep comes in 5 firmness options, while Tomorrow Sleep comes in only two.
- You believe in Celliant technologyโ Amerisleep incorporates Celliant fabric, said to help athletes recover, in the cover of their mattresses.

