Serta iSeries Mattresses (2021)

Updated January, 2021
Advertiser Disclosure

Check Price →
Get $200 off, purchases over $1000!

Saatva is our top pick for the #1 mattress in 2020! They're a luxury mattress shipped with FREE white-glove delivery & setup (different than regular bed in a box brands put on your doorstep). They have over 50,000 reviews.

Check Price →

Bottom Line

Serta has made mattresses that comfort and support you for nearly a century. Their commitment to quality improves your sleep health. The iSeries line blends memory foam technology with an advanced coil system to create a durable, comfortable hybrid mattress. The Serta iSeries mattress collection is available exclusively at Mattress Firm.

Serta iSeries Models

Hybrid 100 Firm

Designed with an extra-firm feel, this model features:

  • Cool Reaction® Gel Memory Foam: Responds to your body with the right amount of pressure relief while helping to reduce heat build-up, keeping you cool and comfortable throughout the night.
  • EverCool® Twist Gel Memory Foam: Able to contour and adapt to your body and alleviate pressure (where you need it most), while staying unbelievably cool.
  • 886 Pro-Support™ Coil System: This advanced coil system features individually wrapped coils that continuously adapt to your body's movements. They're encased with Best Edge® foam that provides edge-to-edge support and adds extra stability making this mattress even more durable.
  • HyperFeel™ Surface: A soft fabric cover design brings the cooling, comforting, and supportive feel of memory foam to the top of the bed.

Hybrid 300 Plush

Designed to deliver ultra-plush comfort, this model features:

  • Cool Reaction® Gel Memory Foam: Responds to your body with the right amount of pressure relief while helping to reduce heat build-up, keeping you cool and comfortable throughout the night.
  • EverCool® Fuze Gel Memory Foam: 2" extra-thick layer of premium gel memory foam provides a luxurious feel and tremendous pressure point relief.
  • Serta Balanced Support Foam: 1" of memory foam that provides extra support atop the coil system.
  • 886 Pro-Support™ Coil System: This advanced coil system features individually wrapped coils that continuously adapt to your body's movements. They're encased with Best Edge® foam that provides edge-to-edge support and adds extra stability making this mattress even more durable.
  • HyperFeel™ Surface: A soft fabric cover design brings the cooling, comforting, and supportive feel of memory foam to the top of the bed.

Hybrid 500 Cushion Firm

Designed to deliver a firm feel with a little give, this model features:

  • Cool Reaction® Gel Memory Foam: Responds to your body with the right amount of pressure relief while helping to reduce heat build-up, keeping you cool and comfortable throughout the night.
  • EverCool® Supreme Memory Foam: Higher-density memory foam designed to cradle the body for more significant pressure point relief with a softer feel.
  • EverCool® Twist Gel Memory Foam: Able to contour and adapt to your body and alleviate pressure (where you need it most), while staying unbelievably cool.
  • 886 Pro-Support™ Coil System: This advanced coil system features individually wrapped coils that continuously adapt to your body's movements. They're encased with Best Edge® foam that provides edge-to-edge support and adds extra stability making this mattress even more durable.
  • HyperFeel™ Surface: A soft fabric cover design brings the cooling, comforting, and supportive feel of memory foam to the top of the bed.

For pricing information, visit your local Mattress Firm. Prices may vary depending on retailer, model, and size.

Where can I find a great, affordable mattress (in 2021)?

If you're searching for an affordable mattress that offers a wide range of comfort and pressure relief, we've compiled a list of mattresses for you to consider:

  1. Saatva Mattress - fantastic for all sleep positions, and is rated our Best Mattress of 2021.
  2. Idle Sleep - great for responsive pressure relief.
  3. Puffy - feels like you're sleeping on a cool cloud (at a good price).
  4. Ghostbed - beautiful, plush cover w/ aerated latex and healthy spinal alignment.
  5. Winkbeds - 3-stage back relief with free shipping and returns.

Read our short, well-researched 10 Best Mattresses of 2021, here. Our ultimate goal is to help you pick your perfect mattress online, today!

Check Price →
Get $200 off, purchases over $1000!

Saatva is our top pick for the #1 mattress in 2020! They're a luxury mattress shipped with FREE white-glove delivery & setup (different than regular bed in a box brands put on your doorstep). They have over 50,000 reviews.

Check Price →
President's Day Sale: Get $200 off your order of $1,000 or more, today!