Casper Original Foam Mattress Review (2026) — Rick's Honest Take

By Sleep Made Simple  ·  Published December 2025  ·  Last verified June 2026
Last reviewed:June 2026 — Rick confirmed Casper pricing unchanged. 90-day Oura data in review.
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Our Verdict

Casper Original Foam Mattress
Rick's Score
7.8/10

Rick slept on the Casper Original for 90 days. Here is what the Oura data showed and what changed after he switched.

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● 90-night Oura data included

The Evaluation Context

Rick's evaluation of the Casper Original was his third mattress in three years of sleep optimization. He used the Oura Ring for all 90 days to collect objective data. This review is based on that data rather than subjective impression, which Rick acknowledges is subjectively less impressive to read but objectively more useful.

The 90-Day Data

Average readiness score on Casper Original: 68. Average wake events: 2.3. Sleep onset: 28 minutes. This represents a slight improvement over Rick's pre-mattress-switch baseline (readiness 62, wake events 2.9) and is roughly equivalent to the Purple Original he used before it.

The Casper performed adequately on temperature in Fall conditions (50-60 degree room temperature). In warmer conditions, Rick's temperature-related wake data increased — the Casper's standard foam retains more heat than the Purple's polymer grid. This is a meaningful differentiator for people who sleep warm.

Who the Casper Is Right For

People who are not warm sleepers, want a quality foam mattress in the $700-1,100 range, and don't need the Purple's temperature-neutral properties. The Casper is a well-made, reliably comfortable mattress at a competitive price. It is not Rick's specific answer, because Rick's specific answer required the Eight Sleep Pod on top of it. As a standalone mattress for most people: it earns its price.

Best for you if...
  • You want a DTC foam mattress under $1,500
  • You have never tried memory foam and want a low-risk trial
  • You sleep in a temperature-controlled bedroom
Not for you if...
  • You sleep hot (foam retains heat significantly)
  • You need a hybrid with strong edge support
  • You weigh over 230 lbs (a firmer option is better)

Pros

  • Quality foam construction at competitive price
  • 100-night trial with free returns
  • Zoned support layers for pressure relief
  • Ships in a box (easy setup)
  • Good motion isolation

Cons

  • Standard foam retains heat (problematic for warm sleepers)
  • Less temperature neutral than Purple or latex alternatives
  • No active temperature regulation (requires Eight Sleep Pod for that)
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Frequently Asked Questions

Is the Casper mattress good for hot sleepers?
The standard Casper Original foam retains some heat. If you sleep warm, the Purple (polymer grid) or a mattress with gel infusion will perform better. The Casper Wave Hybrid has better cooling properties than the Original.
How long does the Casper mattress take to break in?
Most foam mattresses, including Casper, feel different in the first 2-4 weeks as the foam adjusts to your body weight. The 100-night trial accommodates this.
Does Casper offer a sleep trial?
Yes — 100 nights with free returns if you are not satisfied. The mattress must be given a full 30 nights before return is eligible.
How does the Casper compare to Purple?
The Purple's polymer grid is more temperature neutral than Casper's foam. Purple is better for warm sleepers; Casper is comparable for neutral-temperature sleepers. Both are quality options in the same price range.
What size should I get?
Standard US sizing. The Queen is the most common. Casper ships free to most US addresses.

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How It Compares

Product Score Best For
Casper Original Mattress THIS REVIEW 7.8/10 Entry-level DTC mattress View →
Oura Ring Gen 3/4 9.4/10 Track whether it works Shop →
Hatch Restore 2 8.9/10 Sleep onset improvement Buy →

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AFFILIATE DISCLOSURE: This review contains affiliate links. Sleep Made Simple earns commission if you purchase through them. Our reviews are based on independent evaluation — affiliate relationships don't influence ratings. ACCURACY: All information verified as of June 2026. Verify current pricing and availability before purchasing.