
Sealy Baby OptiCool
Score: 78/100
Dream On Me Zzz Gold
Score: 77/100Rankings

The Sealy Baby OptiCool offers a lightweight, dual-sided foam design with a cooling gel toddler surface and a waterproof breathable cotton cover. Its 60-lb weight limit and all-foam construction may limit durability for larger toddlers. Best suited for families prioritizing portability and GREENGUARD-certified comfort.

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 | |
5.25 inchesbest | 5 inches | |
| ↓ lower better | 6.49 lbbest | 13.5 lb |
2 | 4best | |
— | 7 yearsbest |
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) | 5.25 inches | 5 inches |
Safety & Certifications(2) | ||
Certifications | GREENGUARD GOLD, CertiPUR-US | Greenguard Gold; JPMA; CertiPUR-US; Federal Flammability Standards |
Number of Certifications | 2 | 4 |
Physical Specs(3) | ||
Weight (lb) | 6.49 lb | 13.5 lb |
Cover Material | Breathable cotton | Polyester, machine-washable, water-resistant, stain-resistant, hidden zipper |
Foam Type | Cool gel memory foam | Breathable Foam |
Features(1) | ||
Waterproof | true | false |


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

Professional sources note that the EM822-GTS1 earned the 2020 Cribsie Award for healthiness and is part of Sealy's leading crib mattress portfolio, underscoring its safety certifications, hypoallergenic materials, and market acceptance, though detailed performance reviews are lacking.

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.
