Which Nuna PIPA is Right for You? A Side-by-Side Comparison of Every Model

If you're shopping for an infant car seat that’s safe, stylish, and incredibly functional, Nuna’s PIPA series is one of the most trusted names in baby gear—and for good reason. Known for their lightweight builds, premium fabrics, and top-tier safety features, the Nuna PIPA line offers a few different models, each with slightly different benefits.

At Tweedle Beedle, we get this question all the time:
“What’s the difference between all the Nuna PIPA car seats?”

Let’s break it down so you can confidently choose the best fit for your family.

1. Nuna PIPA aire RX

The lightest infant car seat in the Nuna family—made for effortless carry.

Weight: 6.2 lbs (without base)
Base: Must be used with base (comes with RELX™ base)
Install Without Base? Yes
Fabrics: Flame-resistant without added chemicals, breathable
Notable: Lightweight without sacrificing safety
Best for: Parents constantly on the go who want minimal weight
Featherlight design, RELX base included

2. Nuna PIPA RX

Everything parents love about the original—with a base upgrade.

Weight: 7.6 lbs
Base: RELX™ base with adjustable recline + anti-rebound panel
Install Without Base? Yes
Fabrics: GREENGUARD Gold Certified
Notable: More adjustable for tricky vehicle angles
Best for: City families or anyone needing flexible installation

✅ Pros: RELX base makes installation smoother in more vehicles
⚠️ Cons: Slightly higher price point than original

3. Nuna PIPA aire

The classic. Lightweight, stylish, and airline-approved.

Weight: 6 lbs (without base)
Base: Includes PIPA base with True Lock™ rigid LATCH
Install Without Base? Yes
Fabrics: Chemical-free, OEKO-TEX® certified
Notable: Great all-around option, compatible with most Nuna strollers
Best for: Families who want premium safety + simplicity at a great value

✅ Pros: Lightweight, easy to use, priced more affordably
⚠️ Cons: Requires base for full ease of install; limited recline options

✈️ 4. Nuna PIPA Urbn

The no-base, travel-ready solution with built-in rigid LATCH.

Weight: 7 lbs
Base: None needed
Install Without Base? ✅ Yes — built-in rigid LATCH system
Fabrics: Flame-resistant, chemical-free
Notable: Clicks directly into vehicle seat without separate base
Best for: Taxis, ride-shares, city living, and frequent travelers

Pros: Installs in seconds without a base

Final Thoughts:

No matter which model you choose, all Nuna PIPA infant car seats are GREENGUARD Gold certified, made without added flame-retardant chemicals, and designed with premium materials to keep your baby safe and cozy.

Still not sure? Visit us at Tweedle Beedle in Summerville or Mount Pleasant and test out each model with a stroller or your vehicle—we’re always here to help you find the perfect fit for your growing family!

Want to know more about the different bases compatible with the Nuna Pipa? We compared them HERE (all carseats, except the Pipa Urban come with a base)