Sidney Sleep Vs Casper Pillow

Check out this comparison of Sidney Sleep vs. Casper Pillow to get an idea of the key features that set Sidney Sleep apart from our competitors.

CriteriaSidney Sleep RatingLayla Sleep Rating
Firmness Options⭐⭐⭐⭐
Shape Retention⭐⭐⭐⭐⭐
Temperature Neutrality⭐⭐⭐⭐⭐⭐⭐⭐
Odor Potential⭐⭐⭐⭐⭐⭐
Ease of Cleaning⭐⭐⭐⭐⭐
ShapeButterfly CurveRegular


The average pillow will start to deteriorate after two to three years of regular use; a pillow’s expected lifespan often depends on the material composition.

The Sidney Sleep Pillow has an expected lifespan of about five years with proper attention and care. Read the FAQ to learn how to take care of it properly

The Casper Pillow’s expected lifespan is about two to two and a half years, which comparable to that of the average pillow with microfiber fill

Firmness Options

Some pillows are only sold in one firmness or loft setting, while others offer adjustability.

The Sidney Sleep Pillow's main selling point is that it is adjustable. It comes firm, but it's loft can be adjusted by adding or removing shredded memory foam. 

At this time, the Casper Pillow is exclusively sold in a ‘Medium Soft’ setting and may not be suitable for those who prefer firmer pillows.

Shape Retention

Some pillows tend to flatten out over time, which can affect comfort and support for sleepers, while others maintain a full shape even after years of use.

The Sidney Sleep Pillow just like other shredded memory foam pillows requires regular fluffing in order to keep it's shape and fill evenly dispersed.

The inner pillow provides good structural support for the Casper Pillow, allowing it to retain a consistent shape despite frequent use, and the 2 gussets help keep the fill evenly distributed.


This refers to how squishy/moldable a pillow is. Pillows are more cuddly and squeezable are suitable for those who prefer to snuggle with a pillow while they sleep or as a support pillow between their legs.

The Sidney Sleep Pillows shredded memory foam is cut into larger chunks, creating air pockets that make the pillow exceptionally moldable and a snugglers dream.

The Casper Pillow – like many other microfiber pillows – is highly moldable and offers adequate support for those who place pillows between their legs.


Pillows with certain types of fill will mold to the sleeper’s head, neck, and shoulders to alleviate tension and pains; other fill types do not conform as closely, and typically provide less pain and pressure relief.

The Sidney pillow is filled with a shredded foam blend which combined with the curved shape contours your head, and neck to relieve pain and promote proper spinal alignment

The Casper Pillow is fairly soft but it does conform closely or alleviate much pain or pressure.

Temperature Neutrality

Pillows may sleep hot, cold, or neutral, depending on the fill and cover materials.

The soft Bamboo rayon surface neutralizes excessive heat, allowing you to rest comfortably through the evening, while the pocket design improves airflow and breathability, letting you sleep cool.  

The Casper Pillow sleeps fairly cool, due in part to strong airflow throughout the inner area and a breathable cotton cover, making it a good option for most hot sleepers.

Odor Potential

Off-gassing should be expected from most pillows when they are removed from their packaging, but some produce more excessive and/or longer-lasting odors than others.

The Sidney Sleep Pillow emits some odor when new, but the smells will most likely clear out in a matter of days.

Some off-gassing may occur when the Casper Pillow is new, but most odors clear out in a matter of days.


Some pillows are heavier than others, which may be an issue for some sleepers when attempting to lift/adjust their pillow during the night.

The Sidney Sleep Pillow our Sidney Sleep pillow is made from premium shredded memory foam as opposed to one solid block making it light and airy & weighs 3.4 pounds. 

The Casper Pillow weighs about five to six pounds depending on the size, which is not excessively heavy – though it is heavier-than-average compared to other microfiber models.

Ease of Cleaning

Depending on the material composition, a pillow may be cleaned in a washer and dryer, or it may require hand washing, spot-cleaning, and/or dry-cleaning.

The Sidney Sleep Pillow is machine washable, meaning you are able to pop it in your washing machine to keep it fresh and clean. Full instructions available in the FAQ on pillow care.

Both the inner and outer pillows can be washed and dried in conventional machines, and drying the Casper Pillow periodically will help recover its full shape.


How much do each of the options cost

The Sidney Sleep Pillow runs for $59.99

The Casper Pillow as of June 20, 2021 costs $65


Any advantages to the shape of the pillow

The Sidney Sleep Pillow sports a butterfly curve that tailors to side and back sleepers.

The Casper Pillow maintains the regular square shape of pillows that tailors to stomach and back sleepers.


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