RIO 4.0 Adjustable Bed
Elevate your sleeping space with advanced features including massage, under-bed lighting and USB ports. Our RIO™ 4.0 is also fully−equipped with popular settings like Zero-G and One-Touch Flat options. Easy to set up and works with your existing mattress, enjoy a premier sleep experience with this adjustable bed.
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ErgoEssentials Mattress
This 10” ErgoEssentials Mattress is simple yet has everything you need. Cooling attributes such as Gel-Infused Air Foam and Ridge Air Foam provide a cool and supportive environment to keep you well-rested for many years to come.
Regular price $649.00 Regular priceSale Sold out$649.00 USDSale price $649.00 -
SoftCell® Lite Pillow
The unique design of our SoftCell® pillow keeps the identically down fill from shifting, ensuring consistent comfort. Choose between the chambered SoftCell® construction or a traditional sleep surface with medium loft support.
Regular price $70.00 Regular priceSale Sold out






10 million+ adjustable bases sold worldwide
10-year limited warranty
US Based - Call us at 1.888.550.3746
Courier-friendly shipping
Payments starting at $73/mo for 12 months




Head & Foot Articulation
RIO 4.0 offers the flexibility to elevate the head and/or foot of your adjustable bedframe to ease joint pain, reduce snoring, or simply relax with a book or movie.
Three Programmable Presets
Three of the buttons on your wireless remote are easily customizable to keep your favorite presets a touch away.

Under-bed Lighting
Soft LED lights under your bed help guide you through the dark as your feet address the floor.
Convenience at the touch of a button
A modern and stylish design makes this device the perfect go-to companion to articulate the bed, or one-touch functions like Zero Gravity.


Head & Foot Articulation
RIO 4.0 offers the flexibility to elevate the head and/or foot of your mattress to ease joint pain, reduce snoring, or simply relax with a book or movie.
Wireless Remote
Our thirteen-button wireless remote includes three programmable presets and one−touch operation for some of our most popular settings.
Relaxation Mode
Two low-noise massage motors help you unwind in the comfort of your home. These powerful massage motors enhance circulation, muscle recovery, and meditation.

Under-bed Lighting
Soft LED lights under your bed help guide you through the dark as your feet address the floor.

Zero Gravity
This dedicated feature raises the head and legs slightly above the heart to promote circulation and relieve lower back pressure. A NASA-inspired weightless experience, now available from your bed.
Dual USB Ports
Our sleek designs allow customers to charge their USB A & C devices while keeping cords tucked away.
Three Programmable Presets
Three of the buttons on your wireless remote are easily customizable to keep your favorite presets a touch away.

One-Touch Flat Preset
With the press of a button, gravity brings the bed back to a flat position so you can get into and out of bed with ease.
Zero Clearance
The sleek, practical design keeps motors and linkages in a position where they do not interfere with under-bed storage, bed slats, or support.
RIO 4.0 Adjustable Bed
Core benefits of RIO 4.0
Transform the way you sleep
An Ergomotion adjustable bed base is not limited to enhancing health and wellness. Each adjustable base is designed to deliver exceptional comfort, elevated sleep performance, and a rich sense of relaxation.
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Enhance your health through innovation
Our products transform your bedroom into a foundation for holistic health – encouraging you to find balance, reduce ailments, and optimize sleep performance.
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Adjust to amazing
It's time to finally break free from the traditional pain points of sleep. Night after night, you can enjoy the luxury of customized relaxation with unique features and presets designed to elevate your holistic wellness.
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The health benefits of your adjustable bedframe
We've found that Ergomotion customers interact daily with their adjustable bed beyond just using it for sleep. Each Quest product becomes a relaxation zone, a reading nook, and a dedicated meditation center. But at the core of what Quest does best, its adjustable base technology helps improve overall sleep quality - enhancing REM sleep, alleviating joint pain, improving cardiovasular circulation, and enhancing muscle recovery.
Alleviate back pain
Improve circulation
Maximize REM sleep
Reduce snoring
Address acid reflux
Promote muscle recovery
Prevent swelling
Enhance mobility
RIO 4.0 Product Specs
Size |
Base (lbs) |
Base |
---|---|---|
Twin XL |
92.5 |
38 x 80 x 3.9 |
Full |
112.5 |
54 x 74 x 3.9 |
Queen |
121.5 |
60 x 80 x 3.9 |
King |
165.5 |
76 x 80 x 3.9 |
Split King |
185 |
76 x 80 x 3.9 |
Split California King |
185 |
72 x 84 x 3.9 |
Listed dimensions are standard bed sizes. Actual measurements of the RIO 4.0 bed can vary up to 1.5 inches shorter on each side. This is a design feature to allow the bed to be used as a standalone bed or fit within an existing bed frame.
RIO 4.0 is available with Split King and Split California King adjustable bed functionality, giving you two independent adjustable bed platforms for personalized articulations. Use the Sync Cord to mirror the settings of your partner, enabling the two split bases to act as one.
Yes. We currently offer a variety of style and height options, including casters. Please visit https://shop.ergomotion.com/collections/replacement-legs or call Customer Service at 1-888-550-3746.
Yes. There are headboard brackets made specific for each Ergomotion model. Please call your Customer Service Representative at 1-888-550-ERGO (3746) for further assistance.
All warranty claims are processed by Ergomotion Customer Service. In order to start your claim, please call a representative at 1-888-550-ERGO (3746).Please have your bed base serial number (located on your warranty card, owner’s manual, and the metal frame for your convenience) and proof of purchase readily available for assistance.A Customer Service Representative can also be contacted via Contact us
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