Best Cribs

Convertibility and Longevity

Cribs range from standard fixed models to 4-in-1 or 5-in-1 convertible designs that transform into toddler beds, daybeds, and full-size beds. Convertible cribs cost $150-400 but can serve your child for 10+ years, while standard cribs ($100-250) last only until age 2-3. Consider whether you'll actually use conversion stages—many parents move children to twin beds by age 3, making a 5-in-1 unnecessary. Conversion kits for full-size beds typically cost an additional $100-150.

Mattress Support and Adjustability

Look for cribs with 3-4 adjustable mattress height positions. Newborns need the highest setting (24-26 inches from floor) for easy lifting, while mobile babies require the lowest (8-10 inches) to prevent climbing out. Metal spring platforms are sturdier than wood slats. Mini cribs (38x24 inches) fit small nurseries but require special mini mattresses and offer less room as babies grow compared to standard cribs (52x28 inches).

Safety Certifications and Construction

All cribs must meet CPSC and ASTM standards, but verify JPMA certification for third-party testing. Slat spacing must be 2-3/8 inches maximum to prevent head entrapment. Solid wood (pine, birch) cribs are sturdiest but heavier; engineered wood with non-toxic finishes is budget-friendly. Avoid drop-side cribs (banned since 2011) and models with decorative cutouts or corner posts over 1/16 inch high.

Mattress Compatibility and Firmness

Cribs don't include mattresses—budget $80-200 separately. A proper fit allows no more than two fingers between mattress and crib frame. Foam mattresses (density 1.5+ lbs/cubic foot) are lighter and cheaper than innerspring (150+ coils), but both work if firm enough that they don't conform to baby's shape. Waterproof covers are essential for inevitable accidents.