Newton Baby Original Crib Mattress
The Newton Baby Original Crib Mattress weighs 14 lb and is 5.5 in thick, per Newton Baby. A two-stage crib mattress with an airy woven polymer core and a cover and core you can wash.
- $299.99List price
- 5.5 inThickness
- 14 lbWeight
- PolymerCore
How the Original Crib Mattress stacks up
Against the 82 two-stage crib mattresses we track. The shaded band is where the middle half of them fall; the dot is this one.
Within the typical range for two-stage crib mattresses (7.5 lb to 14 lb).
Within the typical range for two-stage crib mattresses (5 in to 6 in).
Above the typical range for two-stage crib mattresses ($89.99 to $189.99).
What sets the Original Crib Mattress apart
Measured against the 82 two-stage crib mattresses we compare, from each maker's published specs.
- No waterproofunlike most: 69 of 72 two-stage crib mattresses have it
- Weight: 14 lbin the middle half of the 69 two-stage crib mattresses that publish it (7.5 lb to 14 lb)
Next to its closest matches
- Newton Baby Waterproof Crib MattressNext to it, the Original Crib Mattress is $50 less; no waterproof (the Waterproof Crib Mattress has it).
- Newton Baby Essential Waterproof Crib MattressNext to it, the Original Crib Mattress is 1 lb heavier; 1.5 in thicker; $50 more; no waterproof (the Essential Waterproof Crib Mattress has it).
- Lullaby Earth Breathe Safe Breathable Crib Mattress 2-StageNext to it, the Original Crib Mattress is 0.5 in thinner; no waterproof (the Breathe Safe Breathable Crib Mattress 2-Stage has it).
Fit check
| Size, per the maker | 52 × 28 × 5.5 in |
|---|---|
| Sides | Two-stage, per the maker |
Crib types on Cribpicks that take a full-size crib mattress:
Listed features
- Core and cover both washable
- Two-stage for infant through toddler
- 100-night trial
Worth checking
- Priced above many foam mattresses
- Not waterproof
Where to buy the Original Crib Mattress
Prices and availability change. We may earn a commission from some links.
- Check for recalls: Search the agency's recall list with the model number and date code from the label: CPSC recall search.
- Safe sleep: see the AAP's guide to safe sleep and NICHD Safe to Sleep. Check the label and the maker's instructions, and ask your pediatrician about your child.
Full specs
| Newton Baby Original Crib Mattress | |
|---|---|
| Type | Two-stage crib mattress |
| List price | $299.99 |
| Size | 52 × 28 × 5.5 in |
| Thickness | 5.5 in |
| Weight | 14 lb |
| Core | Polymer: Wovenaire core, 90% air and 10% food-grade polymer (per the maker) |
| Two-stage | Yes, infant and toddler sides |
| Waterproof | No |
| Washable cover | Yes |
| Breathable design | Yes, per the maker |
| Certifications | GREENGUARD Gold |
| Federal standard | Maker says it meets it |
| Warranty | Core: limited lifetime; cover and encasement: limited 2-year |
| Trial | 100 nights |
Compare the Original Crib Mattress with
How each closest rival differs from the Original Crib Mattress, from the makers' specs.
- Newton BabyWaterproof Crib Mattress14 lb5.5 in thick$349.99
- $50 more
- Newton BabyEssential Waterproof Crib Mattress13 lb4 in thick$249.99
- 1 lb lighter
- 1.5 in thinner
- $50 less
- Lullaby EarthBreathe Safe Breathable Crib Mattress 2-Stage6 in thick$299$299
- 0.5 in thicker
- $1 less
- Moonlight SlumberChill Baby Crib Mattress6 in thick$289$289.99
- 0.5 in thicker
- $10 less
Original Crib Mattress: questions answered
From Newton Baby's published specs, last checked 2026-11-02.
Will the Newton Baby Original Crib Mattress fit my crib?
The maker lists it at 52 × 28 × 5.5 in, a full-size crib mattress. Check that the mattress size matches what your crib's maker specifies. Safe sleep: see the AAP's guide to safe sleep and NICHD Safe to Sleep. Check the label and the maker's instructions, and ask your pediatrician about your child.
How does a two-stage mattress like the Newton Baby Original Crib Mattress work?
One side is firmer for infants and the other is softer for toddlers. Follow the maker's instructions on when to switch sides. Safe sleep: see the AAP's guide to safe sleep and NICHD Safe to Sleep. Check the label and the maker's instructions, and ask your pediatrician about your child.
What is the Newton Baby Original Crib Mattress made of?
Wovenaire core, 90% air and 10% food-grade polymer (per the maker). The maker lists GREENGUARD Gold. It weighs 14 lb, which matters when you change sheets.
Is the Newton Baby Original Crib Mattress waterproof or washable?
The maker does not list it as waterproof, so a fitted waterproof protector helps. It has a removable, machine-washable cover.
What's the difference between the Newton Baby Original Crib Mattress and the Newton Baby Waterproof Crib Mattress?
By the maker specs, the Original Crib Mattress lists for $50 less. See them side by side.
Still wondering? Write to us at hello@cribpicks.com and we'll look it up.
More two-stage crib mattresses
- Simmons Kids / Beautyrest BlackBlack AIRCOOL Two-Stage21 lb6 in thick$299.99
- OeufDual Firm Crib Mattress 6"6 in thick$325$325
- NaturepedicBreathable Organic 2-Stage Baby Crib Mattress14 lb6 in thick$369
- BabylettoPure Core Crib Mattress with Dry Waterproof Cover (2-Stage)11 lb5 in thick$249
- BabylettoPure Core Crib Mattress with Hybrid Quilted Waterproof Cover (2-Stage)11 lb5 in thick$249
- Newton BabyEssential Crib Mattress11 lb4 in thick$199.99
Where these specs come from
Last checked 2026-11-02. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.