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Serta® iSeries® NXG™ Foam Mattress

4500 Hybrid Ultra Plush: Overview
Feel

Ultra Plush

Support

A 5-zoned coil system offers targeted support for your back and body with BestEdge® Support for lasting, edge-to-edge mattress stability

Pressure Relief

Innovative, high-density, premium memory foam for deep, contouring pressure relief

Cooling

Topped with a cool-to-the-touch CoolFeel™ Cover and Carbon Fiber Memory Foam draws heat away from the body

Motion Control

Designed to minimize the impact of your partner's movement

Made for

Ideal for side sleepers

3500 Hybrid Medium: Overview
Feel

Medium

Support

A 5-zoned coil system offers targeted support for your back and body with BestEdge® Support for lasting, edge-to-edge mattress stability

Pressure Relief

Innovative, high-density, premium memory foam for deep, contouring pressure relief

Cooling

Topped with a cool-to-the-touch CoolFeel™ Cover and Carbon Fiber Memory Foam draws heat away from the body

Motion Control

Designed to minimize the impact of your partner's movement

Made for

Ideal for all sleep positions

2500 Hybrid Plush: Overview
Feel

Plush

Support

A 5-zoned coil system offers targeted support for your back and body with BestEdge® Support for lasting, edge-to-edge mattress stability

Pressure Relief

Innovative, high-density, premium memory foam for deep, contouring pressure relief

Cooling

Topped with a cool-to-the-touch CoolFeel™ Cover and Carbon Fiber Memory Foam draws heat away from the body

Motion Control

Designed to minimize the impact of your partner's movement

Made for

Ideal for side sleepers

BLACK FRIDAY SALE: Save up to $925 on Serta® mattresses + adjustable base sets. Plus FREE WHITE GLOVE DELIVERY! Sale price already calculated below and at checkout.

$2,699.00

  • Made just for you in as little as 1 week!

  • Purchasing from a small business who values you

Shipping & Warranty
  • All Serta mattresses and bases sold are conveniently delivered using our White Glove Delivery experience. Typically, within 1 week of placing your order, you’ll be contacted by our shipping partner to select a delivery day that works best for your schedule. The day of your delivery, you’ll get a call confirming your delivery window. Upon delivery, they will set up your new mattress and remove your old mattress and any packaging for that mattress. Most items ship in 2-4 weeks. We do not ship to Alaska or Hawaii at this time.

Certifications & Warranty

  • We stand by our baselogic™ Adjustable Base with a 20-Year Limited Warranty. Learn more here.

Description

The Serta iSeries NXG is one of Serta’s most advanced hybrid foam designs, engineered to deliver deep pressure relief, exceptional support, and a cool, responsive feel. Built with Next Generation (NXG) memory foam and Serta’s advanced support system, this mattress gives you a high-end sleep experience that holds up night after night.

Which Series Is Right For You?

  • <strong>2500 Hybrid Plush</strong>

    2500 Hybrid Plush

    If you want soft, this is the one. The 2500 Hybrid Plush is designed to gently hug the body and melt away pressure in the shoulders and hips. Great for side sleepers, lighter-weight users, and anyone who loves that “floating, cloud-like” sleeping experience. The comfort foams create deep contouring without sacrificing support underneath, resulting in a plush feel that still keeps the spine aligned and relaxed.

  • <strong>3500 Hybrid Medium</strong>

    3500 Hybrid Medium

    Balanced. Universal. Forgiving but supportive. The 3500 Hybrid Medium delivers a cushiony surface paired with firmer stabilization beneath, making it the safest bet if you are unsure of which feel to choose. Ideal for couples, combination sleepers, and those who want pressure relief without sinking too deeply. This is the mattress for people who want both comfort and reliable support the perfect middle-ground model.

  • <strong>4500 Hybrid Ultra Plush</strong>

    4500 Hybrid Ultra Plush

    The 4500 Hybrid Ultra Plush takes comfort and support to a higher level. Featuring stronger edge reinforcement, upgraded core stability, and the most advanced cooling technology of the lineup, this model supports the body more firmly while still providing decadent surface comfort. The feel is ultra premium, offering a luxurious mix of plushness and responsiveness that works especially well for back sleepers, hot sleepers, and anyone who wants a more elevated, supportive sleep experience.

baselogic™ Adjustable Bases

Reimagine your rest with the premium features and advanced customization of the baselogic™ Adjustable Bases.

FAQs

What does “NXG” mean?

NXG stands for Next Generation. It represents the evolution of the iSeries line - upgraded with higher-density foams, improved cooling technology, and refined feels across every comfort level.

What firmness options are available?

You can choose from plush, medium, or firm models to match your preferred comfort and support level.

What’s the difference between the iSeries NXG Hybrid and All-Foam models?

Hybrid models combine memory foam with an advanced coil system for a slightly more responsive, supportive feel and better airflow.

All-Foam models offer a smoother, more body-hugging feel that absorbs more motion and contours closely to your shape.

Is iSeries NXG compatible with adjustable bases?

Yes, every iSeries NXG model works seamlessly with Baselogic® adjustable bases for customizable comfort and support.

Mattress Protection Plan

Budget-friendly bedroom defense for life's unexpected moments. Starting at $69, a one-time payment for 10 years of coverage. Simply add at checkout.

Buy now, pay later.

Customers have the flexibility to choose between 6 or 12 month payment options with 0% APR for qualifying individuals. View options at checkout.