We tried 22 top-rated mattress toppers on Amazon, and these 8 performed the best.
In our extensive tests, we found that the Biteany Dual Layer Mattress Topper excels at customizable pressure relief with its innovative design, while the BedStory Extra Firm Topper provides exceptional hip and shoulder cushioning. For side sleepers who also sleep hot, the GhostBed 3-Inch Memory Foam Topper stood out with its cooling technology that doesn’t compromise on pressure relief.
Our Top 8 Picks
- Biteany Premium Memory Foam Topper: Best Overall for Side Sleepers
- Sleep Mantra 100% Cotton Topper: Best Budget Option
- BedStory Extra Firm Topper: Best Firm Support for Side Sleepers
- Biteany Dual Layer Mattress Topper: Best Pain Relief
- Bedsure Waterproof Topper: Best Waterproof with Pressure Relief
- GhostBed 3-Inch Memory Foam Topper: Best Cooling Features
- COONP Pillowtop Mattress Topper: Most Plush
- Whisper Organics 100% Cotton: Most Breathable
How We Chose the Best Mattress Toppers for Side Sleepers
Our testing process began with identifying 22 of the best-selling mattress toppers on Amazon across all major categories, with specific focus on models with strong customer feedback regarding side sleeping comfort, pressure point relief, and spinal alignment. We evaluated memory foam, latex, down alternative, cotton, and hybrid designs to ensure comprehensive coverage of materials that benefit side sleepers.
We assembled a diverse testing team that included sleep specialists, physical therapy consultants familiar with side sleeping biomechanics, and volunteers who exclusively or primarily sleep on their sides with various body types and pressure point sensitivities. Each tester evaluated the mattress toppers over a minimum of three weeks, focusing specifically on side sleeping positions and comfort.
Our testing methodology included objective measurements using pressure mapping technology to assess weight distribution at hips and shoulders, spinal alignment photography to evaluate proper positioning, and comfort zone analysis to measure contouring effectiveness. We also conducted long-term pressure relief testing to simulate nightly side sleeping over extended periods. Subjective evaluations focused on pressure point comfort, ease of position changes, morning stiffness reduction, and overall side sleeping satisfaction.
Key factors in our evaluation included the topper’s ability to relieve pressure at hips and shoulders, effectiveness at maintaining spinal alignment during side sleeping, contouring responsiveness as sleepers change positions, support for different side sleeper body weights, and durability of pressure-relieving properties over time. We eliminated models that created pressure points, caused spinal misalignment, were too firm for effective side sleeping, or failed to provide meaningful comfort improvement.
From our initial field of 22 toppers, we narrowed down to these 8 finalists based on consistent pressure relief performance, measurable improvements in side sleeping comfort, and specific advantages for different types of side sleepers and body configurations.
What to Look for in a Mattress Topper for a Side Sleeper
When shopping for a mattress topper as a side sleeper, several key factors will determine whether you’ll achieve the pressure relief and spinal alignment you need for comfortable sleep.
Pressure Point Relief and Contouring are the most crucial considerations for side sleepers. Memory foam excels at conforming to hip and shoulder curves, distributing weight evenly to eliminate pressure points. Look for toppers that specifically mention pressure relief or contouring capabilities. Down alternative and latex can also provide good pressure relief, though with different feels—down alternative offers soft cushioning while latex provides responsive support. Avoid overly firm materials that won’t allow adequate pressure point relief.
Firmness Level and Support Balance require careful consideration based on your body weight and preferences. Lighter side sleepers typically need softer surfaces for adequate pressure relief, while heavier side sleepers may need medium to medium-firm options that prevent excessive sinking while still cushioning pressure points. The goal is finding the sweet spot where hips and shoulders sink enough to relieve pressure without causing spinal misalignment.
Thickness and Depth directly impact pressure relief effectiveness. Side sleepers generally benefit from 2-4 inch toppers that provide adequate cushioning depth. Thinner toppers may not offer enough pressure relief, while extremely thick options can cause spinal alignment issues or make it difficult to get in and out of bed. Consider your current mattress firmness when choosing thickness—firmer mattresses typically require thicker toppers for adequate pressure relief.
Spinal Alignment Maintenance is essential for preventing back pain and ensuring quality sleep. The topper should allow your hips and shoulders to sink enough to keep your spine in a straight line when viewed from behind. Too soft, and your midsection will sag; too firm, and pressure points will push your spine out of alignment. Look for toppers that mention spinal support or are specifically designed for side sleepers.
Temperature Regulation matters because side sleepers have prolonged contact with one side of their body against the sleep surface. Look for cooling features like gel infusions, ventilated designs, or breathable covers if you tend to sleep hot. Natural materials like cotton and latex generally sleep cooler than synthetic alternatives.
Durability and Pressure Relief Consistency ensure long-term satisfaction. Side sleepers rely on consistent pressure relief nightly, so choose toppers that maintain their contouring properties over time. Higher-density foams and quality construction typically provide better longevity, especially important for heavier side sleepers who compress materials more quickly.