The Polysleep vs Purple.4 vs Serta Perfect Sleeper Glenmoor Super Pillow Top vs Casper
The Polysleep, Purple.4, Serta Perfect Sleeper Glenmoor Super Pillow Top and Casper all belong to the same product category. Their design elements allow the mattresses to adjust to the changing base. Their warranties include repair and exchange policies. Warranties cover premature sagging and indentations. You can also claim manufacturing defects.
Products
Details
![]() SizesCali King, Full, King, Queen, Twin, Twin XL |
![]() SizesCali King, Full, King, Queen, Twin XL |
![]() SizesCali King, Full, King, Queen, Twin |
![]() SizesCali King, Full, King, Queen, Twin, Twin XL |
![]() ReversibleYes |
![]() ReversibleNo |
![]() ReversibleYes |
![]() ReversibleYes |
![]() Quilted FoamYes |
![]() Quilted FoamNo |
![]() Quilted FoamYes |
![]() Quilted FoamNo |
![]() Trial Period100 |
![]() Trial Period100 |
![]() Trial Period45 |
![]() Trial Period100 |
![]() Bed in a boxNo |
![]() Bed in a boxYes |
![]() Bed in a boxNo |
![]() Bed in a boxYes |
![]() Country of originCanada |
![]() Country of originUSA |
![]() Country of originUSA |
![]() Country of originUSA |
Features

- Suitable for adjustable beds, slats, box springs, and platforms
- Available from Twin to Cal King sizes
- Budget-friendly quality mattress
- Deep pressure-relief
- Secure edges

- Works with all foundations (platform, box spring, slats and adjustable bed)
- Responsive and adaptive Smart Comfort Grid
- Minimal motion transfer
- Durable and long-lasting
- Great value for money

- Well-suited for the Serta adjustable foundations
- Quilted top for the plush sleep surface
- Adequate motion isolation
- Available in sizes from Twin to Cali King
- Targeted pressure relief

- Works with wooden slats, platform, adjustable bed base
- Bouncy comfort layer providing resilience
- Budget-friendly price
- Cool and breathable feel
- Great edge support