
Graco Premium
Score: 80/100
Letmxiu Premium Dual-Sided
Score: 72/100Rankings

The Graco Premium Crib & Toddler Mattress offers a breathable foam core, extensive safety certifications, and a convenient mattress-in-a-box format. Trade-offs include a water-resistant (not waterproof) cover and a relatively thin 5-inch profile. Ideal for parents seeking certified safety, easy cleaning, and lightweight handling.

The Letmxiu SY-02 is a dual-stage crib-to-toddler mattress with a fully washable cover and breathable construction. Its main trade-offs are the lack of certifications and a thinner profile compared with premium options. Best for parents who prioritize easy cleaning and dual-stage use over maximum thickness.
| Attribute | ![]() | ![]() |
|---|---|---|
52 inchesbest | 52 inchesbest | |
27.6 inchesbest | 27.6 inchesbest | |
4.5 inches | 5 inchesbest | |
| ↓ lower better | 7 lbbest | 7 lbbest |
6best | 3 | |
10 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Dimensions(1) | ||
Height (Thickness) (inches) | 4.5 inches | 5 inches |
Safety & Certifications(2) | ||
Certifications | GREENGUARD Gold, OEKO-TEX STANDARD 100, UL Formaldehyde Free, CertiPUR-US, Baby Safety Alliance Verified, Fiberglass Free | 16-CFR-1633, 16-CFR-1632, 16-CFR-1241 |
Number of Certifications | 6 | 3 |
Physical Specs(2) | ||
Cover Material | polyester | velvet |
Foam Type | polyurethane foam | memory foam |


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

Professional reviewers and editors commend the Graco 06710-400 for its safety certifications, breathable foam core, and award-winning design, highlighting the GREENGUARD Gold rating and firm support as key strengths. They also note the convenience of the mattress-in-a-box format, while pointing out the limited 5-inch thickness and occasional off-gassing as minor drawbacks.
Everyday users overwhelmingly praise the mattress for its easy setup, lightweight handling, and comfortable yet firm feel, as well as the removable cover's ease of cleaning and the reassurance provided by safety certifications. Common complaints revolve around an initial off-gassing odor, the cover being only water-resistant, and occasional expansion inconsistencies or perceived thinness as children grow.
