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<Kingsdown Sleep Haven, Purple.4, Saatva and Helix all belong to the same product category. Their design elements allow the mattresses to adjust to the changing base.
 ReversibleYes |  ReversibleNo |  ReversibleNo |  ReversibleNo |
Quilted FoamYes | Quilted FoamNo | Quilted FoamYes | Quilted FoamNo |
Warranty10 Years | Warranty10 Years | Warranty15 Years15 | Warranty10 Years10 |
Bed in a boxNo | Bed in a boxYes | Bed in a boxNo | Bed in a boxYes |
Country of originUSA | Country of originUSA | Country of originUSA | Country of originUSA |
Value for money | |||
Based on 1 reviews | Based on 1 reviews | Based on 7 reviews | Based on 13 reviews |
Owner Satisfaction | |||
Based on 2 reviews | Based on 1 reviews | Based on 2 reviews | Based on 2 reviews |
“Kingsdown mattresses on average are more expensive than all mattresses overall and all...”
“Purple have one of the most unique feels among mattress reviewed -- some people love...”
“Firmness and feel are two of the most important aspects of any mattress lets see how...”
“it provides a personalized mattress based on your preferences (determined from a quiz...”
"Purple.4 matches Saatva and Kingsdown Sleep Haven closely in terms of cost-based value. Helix has the best quality for price with a strong and sturdy structure and exceptionally comfortable and supportive sleep surface."
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