
Sealy Baby Posturepedic Grace Hybrid
Score: 78/100
Dream On Me Zzz Gold
Score: 77/100Rankings

The Sealy Baby Posturepedic Grace Hybrid 2-Stage Crib Mattress combines a soy-enhanced foam layer with 204 innerspring coils, delivering firm infant support and cushioned toddler comfort. Its hybrid construction and certifications add safety but the mattress is heavier than foam-only options. Ideal for parents seeking a durable, certified hybrid mattress that grows with their child.

The Dream On Me Baby Zzz 5" full-size mattress combines a breathable foam core with a washable, water-resistant cover for easy care. Its main limitation is the 24-72 hour expansion period and some confusion around warranty terms. Best for families needing a lightweight, certified mattress that ships compactly.
| Attribute | ![]() | ![]() |
|---|---|---|
51.63 inches | 52 inchesbest | |
27.25 inches | 28 inchesbest | |
5.75 inchesbest | 5 inches | |
| ↓ lower better | 9.2 lbbest | 13.5 lb |
1 | 4best | |
— | 7 yearsbest | |
204best | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Dimensions(3) | ||
Length (inches) | 51.63 inches | 52 inches |
Width (inches) | 27.25 inches | 28 inches |
Height (Thickness) (inches) | 5.75 inches | 5 inches |
Safety & Certifications(2) | ||
Certifications | GREENGUARD GOLD | Greenguard Gold; JPMA; CertiPUR-US; Federal Flammability Standards |
Number of Certifications | 1 | 4 |
Physical Specs(3) | ||
Weight (lb) | 9.2 lb | 13.5 lb |
Cover Material | Breathable cotton | Polyester, machine-washable, water-resistant, stain-resistant, hidden zipper |
Foam Type | Soy‑enhanced foam | Breathable Foam |
Features(1) | ||
Waterproof | true | false |

Products in the top-left offer the best value (high score, low price).

Pros: Plush yet firm breathable foam provides pediatrician-recommended support for infants and toddlers; Machine-washable, water-resistant polyester cover with hidden zipper simplifies cleaning and protects against spills; Greenguard Gold and JPMA certifications ensure low VOC emissions and compliance with safety standards; Lightweight (13.5 lb) and compressed in-box design makes shipping and storage convenient; Fire-proof fiber core meets Federal Flammability Standards for added safety. Cons: Requires 24-72 hours to fully expand after unpacking, delaying immediate use; Compressed delivery may result in temporary uneven surface if not allowed sufficient time to regain shape; Warranty information varies across sources, with some listing only a 30-day limited warranty; Potential risk of loose bedding hazards as warned by CPSC, requiring additional bedding precautions.

