City Mattress

City Mattress Rio 4.0 Adjustable Bed Base


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Transform how you relax and sleep with our City Mattress Rio 4.0 Adjustable Bed Base, controlled by the convenient 13-button wireless remote. Designed to deliver exceptional comfort and support with health-optimizing properties, this adjustable power base provides head and foot articulations, the NASA-inspired Zero Gravity feature, two low-noise massage settings, and three programmable presets that keep your favorite customizable positions a touch away. Innovative extras like dual USB charging ports and underbed LED lighting enhance the luxury experience, allowing you to elevate your sleep space for next-level lounging.

  • Adjustable power base with wireless remote
  • Includes 13-button wireless remote
  • Wireless Remote: User-friendly wireless remote with 13 buttons, including three programmable memory presets and one-touch operation for the most popular settings.
  • Head & Foot Articulation: This feature allows you to raise your mattress's head and foot sections to reduce snoring, relieve joint pain, and maximize relaxation.
  • Relaxation Mode: Two low-noise massage motors allow you to unwind with powerful massages that enhance circulation, muscle recovery, and meditation in the comfort of your home.
  • Zero-G (Zero Gravity) Preset: NASA-inspired weightless experience raises the head and legs slightly above the heart to promote healthy circulation and relieve pressure off the lower back.
  • One-Touch Flat Preset: Gravity brings the bed back to a flat position with a button, allowing you to easily climb in and out of bed.
  • Zero Clearance: The sleek, practical design keeps motors and linkages in a position that does not interfere with under-bed storage, bed slats, or support.
  • Underbed Lighting: Soft LED lighting under the bed helps guide you safely through the dark.
  • Dual USB Ports: Allow you to charge your USB A & C devices within reach while keeping cords tucked away.
  • Courier-Friendly: Due to its well-established supply chain, the UPS shippable design doesn't require a special delivery appointment.
  • Adjustable base health benefits include alleviating back pain, improving circulation, maximizing REM sleep, reducing snoring, addressing acid reflux, promoting muscle memory, preventing swelling, and enhancing mobility.
  • Twin XL Size Dimensions: 38" W x 80" L x 3.9” H
  • Full Size Dimensions: 54" W x 75" L x 3.9” H
  • Queen Size Dimensions: 60" W x 80" L x 3.9” H
  • King Size Dimensions: 76" W x 80" L x 3.9” H
  • Sleep deeply by pairing this base with our City Mattress Callisto Plush Firm Hybrid Mattress
  • Warranty: 10 year limited
We have purchased all of our bedding for the last 30 years from City Mattress and your products and services have been consistently excellent. Thank you!!! Newton B. Green II