Split King Bed Review: 5 Best Options Compared

Do you and your partner constantly battle over the thermostat or mattress firmness? Sharing a bed shouldn’t mean sacrificing your comfort. For couples with different sleep needs, a standard king bed often creates more problems than it solves. It’s frustrating when one person is too hot while the other is freezing, or when a slight movement on one side sends ripples across the entire mattress.

This is exactly where the Split King Bed steps in as a game-changer. It looks like one large bed but is actually made of two separate mattresses pushed together. Choosing the right one, however, can feel overwhelming. You need to consider everything from adjustable bases to mattress compatibility. If you are tired of restless nights and compromises, you are in the right place.

This post cuts through the confusion. We will break down exactly what a Split King is, why it might be the perfect solution for your bedroom, and what key features you must look for before buying. Get ready to discover how to finally achieve personalized, uninterrupted sleep. Let’s dive into the details of finding your dream Split King setup.

Top Split King Bed Recommendations

No. 1
EGOHOME Split King Adjustable Bed Frame and 14 Inch Cooling Memory Foam Mattress, Wireless Remote...
  • Universal Compatibility with Mattresses: Adjustable bed frame fits seamlessly with all mattress types (8"-14" thickness for memory foam, latex, hybrid).This is a combination with a medium-firm gel-infused mattress, which features graphene-infused cover that stay cooler than other fabric
  • Personalized Ergonomic Zones: 58° head elevation (stops acid reflux) + 37° leg lift (boosts circulation) - Preset Zero Gravity or Flat with the wireless remote. Experience surgical-grade positioning for reading, reflux relief, or sciatica care.
  • Static Load Capacity: 750 lbs (340 kg) reinforced steel frame is strong enough for couples, children and even pets. The retainer bar can lock your mattress in place during adjustments.
  • Effortless Installation: Designed with ease of use in mind, the adjustable bed base offers a straightforward assembly process. With minimal effort, you can have your new bed base set up and ready to use in no time.
No. 2
Sven & Son Classic Adjustable Bed Base, Head and Foot Lift, Massage, Under-Bed Lights, USB, Gel...
  • Unmatched Comfort & Adjustability: Elevate your sleeping experience with our head (up to 75°) and foot (up to 45°) lift mechanism, allowing for perfect positioning. By adjusting your sleeping position to the ideal angle, you can benefit from clearer airways, decreased congestion, lessened snoring, and better spinal alignment to ease back pain.
  • Innovative Ergonomic Remote: Dive into a realm of relaxation with settings such as Zero Gravity for weightlessness and Anti-Snore for unobstructed breathing. The remote boasts memory positions to save your favorite settings, under-bed lighting for soft illumination, and dozens of other features to bring you personalized comfort.
  • Luxury & Convenience in One: The under-bed lighting casts a serene glow, perfect for nighttime ambience. The built-in USB ports ensure your devices are always charged. For relaxation or therapy, the bed offers various massage modes to soothe your body.
  • Comprehensive Warranty & Features: Beyond unmatched coverage with our 25-year warranty (a $299 value), this bed frame promises durability and reliability. The mattress retention system ensures stability, while adjustable legs cater to your height preference. Every feature, from the emergency power-down to the remote layout, has been thoughtfully designed for your convenience.
No. 3
Amada Split King Adjustable Bed Frame and 14 Inch Cooling Gel Memory Foam Mattress Set, Massage,...
  • Adjustable Head & Foot Angles for Personalized Comfort: Lift the head up to 65° and feet up to 45° on this queen size adjustable bed frame—perfect for reading, easing back pain, or sleeping in Zero Gravity mode. A versatile adjustable bed for better rest and recovery.
  • Soothing Massage for Head & Feet: Enjoy relaxing head and foot massage with 3 intensity levels and 4 modes. This adjustable bed frame queen size relieves tension and improves circulation—all easily controlled by the wireless remote.
  • Smart Remote with Presets & Extras: The backlit remote features one-touch Anti-Snore, Zero Gravity, and Flat presets, plus two memory slots for favorite positions. Also controls under-bed LED lights and built-in USB-A & USB-C charging ports.
  • Cooling Graphene Cover & Supportive Foam Layers: Stay cool with a breathable graphene-infused cover. Layers of gel-infused memory foam and wave-cut foam relieve pressure while supporting your spine. Medium-firm plus feel, CertiPUR-US certified, and fiberglass-free.
No. 4
EGOHOME Split King Adjustable Bed Frame and 14" Memory Foam Mattress, Independent Head and Foot...
  • INDEPENDENT HEAD AND FOOT INCLINE-Independent Head (0-60 degrees) and Foot (0-45 degrees) Incline. You can easily sit up in bed to watch TV, work on a laptop, or read a book without extra pillows and experience exceptional back support that relieves nerve and joint pressure all night.
  • INTELLIGENT DESIGN, EASY COMFORT - We use premium quality steel that is robotically welded to ensure safety and stability. It has been through rigorous stress tests to withstand over 750 lbs.Many hours of design and testing were performed to ensure flawless functionality and durability.
  • MATTRESS with ADJUSTABLE BED - This electric bed comes with copper gel memory foam mattresses which can effectively absorb pressure away from all parts of the body, make you feel really pressure-relieving. Furthermore, the foam mattress has been passed by CertiPUR-US certification and International Chiropractors Association's endorsement, helpful for back pain relief, and gives you a healthy sleep environment.
  • ADJUSTABLE LEGS - Easily adjust the height according to your needs. Adjustable and removable legs allow you to adjust the height of the base from platform to 12 inches high. Installation can be easily done in less than 5 minutes.
No. 5
Split King Adjustable Bed Frame with Mattress - 14” Luxury Hybrid Mattress, Smart APP Contorl,...
  • 1️⃣ Ultimate Customization for Restful Sleep - This split king adjustable bed with mattress transforms your sleep with 55° head tilt and 42° foot elevation — engineered to open airways, reduce snoring, and align your spine for pain relief. Perfect for reading, relaxing, or combating acid reflux, this bed adapts to your needs.
  • 2️⃣ Smart Sleep Technology at Your Fingertips - Control your comfort effortlessly with the ergonomic remote featuring Zero Gravity mode (simulates weightlessness), Anti-Snore auto-adjust, and 3 memory presets. Soft under-bed lighting and dual USB ports add seamless convenience for nighttime ease.
  • 3️⃣ Luxury Meets Practicality - Indulge in therapeutic massage modes (full-body, lumbar, or wave) and a premium spring mattress (included). The CertiPUR-US certified gel-infused foam dissipates heat and cradles pressure points, while adjustable legs (8"-11.4") fit any bedroom style.
  • 4️⃣ 10-Year Warranty + Unshakeable Durability - Invest with confidence: Our industry-leading warranty (valued at $300) covers frames and motors. The steel-reinforced base, mattress retention bars, and emergency power-down ensure safety and stability for decades.
No. 6
Marsail NS0 Adjustable Base with Mattress Set, Split King Adjustable Bed Frame + 14-inch Cooling Gel...
  • Dual-Motor Adjustable Base - Independently raise your head (0-60°) and legs (0-45°) for customized comfort in reading, TV watching, or zero-gravity positions with smooth operation.
  • Cooling Gel Memory Foam Mattress - 3-layer design with graphene-infused cover and open-cell foam keeps you cool all night while providing optimal spinal alignment.
  • Smart Convenience Features - Built-in USB charging ports (Type-A & Type-C) on both sides + under-bed LED lighting with wireless remote control
  • Hassle-Free Setup - Mattress arrives compressed in a box (expands within 72 hours) and bed frame assembles in 3 minutes with tool-free connection.
No. 7
Premium Split King Adjustable Bed with 13 Inch Copper Gel Memory Foam Mattress, Massage, Zero...
  • NATIONWIDE WARRANTY SERVICE – Includes an extended premium warranty ($200 value) with a dedicated nationwide service contact for fast assistance with warranty claims and replacement parts, providing added peace of mind. Please only reach out to Irvine Home Collection regarding warranty related inquiries.
  • SUPERIOR COMFORT – Independently incline the head up to ~75° and the feet up to ~45° for personalized comfort that promotes open airways, reduced congestion and snoring, improved spinal alignment, and relief from back pain.
  • EASY TO USE REMOTE – Intuitive remote control with preset positions like Zero Gravity and Anti-Snore, plus programmable memory settings so you can save and access your favorite positions with ease.
  • PREMIUM FEATURES & ZERO CLEARANCE DESIGN – Features dual massage motors with 3 intensity levels, built-in USB and USB-C charging ports, under-bed LED lighting, backlit remote, and remote pouch. Zero-clearance design allows the base to be used on a flat foundation such as box springs or slats without needing legs. Additionally, the adjustable legs can be swapped up to a total of 12" height.
No. 8
Amada Split King Adjustable Bed Frame with Massage, Adjustable Bed Base with 4 USB Ports & Under-Bed...
  • USB Charging & Nightlight: This bed frame features USB-A & USB-C charging ports on each side, keeping your devices powered. A soft under-bed nightlight offers subtle illumination without disturbing your partner.
  • Adjustable Angles: This Split King bed frame allows you to elevate your head up to 65° and feet up to 45° for personalized comfort. Whether watching TV, reading, reducing snoring, or enjoying the Zero Gravity setting for improved circulation and pressure relief, this frame adapts to your needs.
  • Massage Function: Relax with head and foot massage options designed to relieve muscle tension and enhance circulation. Choose from three intensity levels and multiple modes to customize your comfort, all easily controlled via the wireless remote.
  • Mattress Compatibility: This bed frame provides stable and durable support for memory foam, latex, and hybrid mattresses, ensuring a comfortable sleep experience. The high-strength steel construction enhances durability for long-term use.

The Split King Bed Buying Guide: Your Path to Perfect Sleep

A Split King bed offers amazing flexibility. It is essentially two Twin XL mattresses placed side-by-side on one large frame. This setup lets partners customize their side of the bed. This guide helps you choose the best one for your needs.

Key Features to Look For

When shopping for a Split King, focus on these important features:

1. Mattress Compatibility
  • Twin XL Size: Ensure the mattresses are true Twin XL size (usually 38 inches wide by 80 inches long). This standard size makes replacing one side easy later.
  • Motion Isolation: Since you have two separate mattresses, good motion isolation is crucial. This stops your partner’s tossing and turning from waking you up.
2. Foundation and Frame System
  • Separation Gap: Look at how much space is between the two mattresses. A smaller gap feels more like one solid bed.
  • Adjustability: Many Split Kings work with adjustable bases. Check if the frame allows independent movement for each side if you want to raise your head or feet.
3. Ease of Assembly

Consider how easy the frame is to put together. Some systems lock the two halves together tightly, while others allow them to separate easily if you move houses.

Important Materials Matter

The materials directly affect comfort and how long the bed lasts.

Mattress Materials
  • Memory Foam: This material contours well to the body. It is excellent for motion isolation.
  • Latex: Latex offers a more responsive (bouncier) feel than memory foam. It often sleeps cooler.
  • Innerspring/Hybrid: These use coils for support. Hybrids mix coils with foam layers. Look for individually wrapped coils for better motion dampening.
Frame Materials

Sturdy metal frames offer the best longevity. Wood frames can look nicer but check the support beams. Strong materials prevent the mattresses from sagging in the middle.

Factors That Improve or Reduce Quality

Quality is not just about price; it is about design and construction.

Quality Boosters
  • Density (Foam): Higher density foams last longer and provide better support.
  • Warranty and Trial Period: A long warranty (10 years or more) shows the manufacturer trusts their product. A good sleep trial lets you test it risk-free.
  • Cooling Technology: Materials like gel-infused foam or breathable covers help regulate temperature, improving sleep quality.
Quality Reducers
  • Off-Gassing: Cheap foams often release strong chemical smells when new. High-quality foams are usually CertiPUR-US certified, meaning they meet strict health standards.
  • Poor Edge Support: If the edges of the mattresses collapse when you sit on them, the usable surface area shrinks. Good edge support keeps the entire surface firm.

User Experience and Use Cases

The Split King shines in specific situations.

Ideal User Experiences
  • Couples with Different Needs: One person likes a firm mattress for back support; the other prefers soft foam for side sleeping. A Split King solves this perfectly.
  • Adjustable Base Users: If one person wants to read while the other sleeps flat, independent adjustment features are fantastic.
  • Moving and Transport: Separating the two Twin XL mattresses makes moving the bed much easier than moving one giant King mattress.

The main user experience improvement is customization. You control your side completely. However, some users report a slight gap down the middle, which can bother some couples.


10 Frequently Asked Questions (FAQ) About Split King Beds

Q: What is the exact size of a Split King?

A: A Split King is the size of a standard King mattress but uses two Twin XL mattresses. Each Twin XL measures approximately 38 inches by 80 inches. Together, they equal 76 inches by 80 inches, the King size.

Q: Does a Split King feel like two separate beds?

A: It depends on the foundation. If the two mattresses sit on separate bases with no connector straps, you might feel a slight divide. Quality frames minimize this gap.

Q: Can I use my existing King frame for a Split King?

A: Generally, no. A standard King frame is one solid piece. You need a frame specifically designed for a Split King, which supports two separate Twin XL mattresses.

Q: How much more expensive is a Split King setup?

A: A Split King setup often costs slightly more than a traditional King because you are buying two specialized Twin XL mattresses instead of one King mattress, plus the specialized base hardware.

Q: Do I have to buy two separate adjustable bases?

A: You can buy one large split adjustable base, or two independent Twin XL adjustable bases. Two independent bases offer the most customization for each sleeper.

Q: Is it hard to keep the two mattresses aligned?

A: Good Split King frames include brackets or straps that lock the two halves together. If these are used correctly, movement between the two sides is minimal.

Q: What happens if only one side sags over time?

A: This is a huge benefit. If your side sags, you only replace one Twin XL mattress, saving time and money compared to replacing a whole King mattress.

Q: Are Split Kings good for hot sleepers?

A: Yes, especially if you choose hybrid or latex options. Also, because the two mattresses are smaller, heat dissipation is often better than in one large, dense King mattress.

Q: Do I need special sheets for a Split King?

A: You need deep-pocket King sheets, but they must fit the two Twin XL mattresses. Some manufacturers sell specialized “Split King” sheet sets that have a seam down the middle of the fitted sheet, but standard King sheets usually work fine if they fit snugly.

Q: Can I use a Split King for a guest room?

A: Absolutely. You can keep the two Twin XL mattresses separate to use as two Twin beds, or join them to form a King bed when guests arrive. This offers great versatility.