Maxi-Cosi Pria All-in-One Convertible Car Seat

4.3 stars out of 912 reviews
(4.3)|
912 ratings

Key item features

  • All-in-one convertible car seat for children from birth to 10 years (5–100 lbs.)
  • Rear-facing (4–40 lbs., 19"–40"), forward-facing (22–65 lbs., 29"–49"), and belt-positioning booster (40–100 lbs., 43"–52")
  • QuikFit allows easy adjustments of the integrated headrest and harness system without rethreading the harness
  • ReclineFit provides 3 reclining positions for a relaxing and comfy ride for your little one
  • Premium fabrics and padding provide the most comfort for your child. All fabrics are machine-washable and dryer-safe.
  • Select color options feature PureCosi™ fabrics and padding made without wool or added fire retardant treatment
  • Removable infant head pillow and cushions provide extra support and can be easily removed without rethreading the harness
  • Easy in-and-out harness holders keep straps out of the way when buckling and unbuckling
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Customer ratings & reviews

4.3 out of 5 stars
stars912 ratings770 reviews
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Reviews summary

Pros
  • : Seat design provides a snug fit for children.
  • : Features multiple layers for comfort.
  • : Straps can be easily customized to fit.
  • : Includes side impact protection and adjustable harness holders.
  • : Provides plush padding for a comfortable ride.
Neutral
  • : Offers smooth adjustment, but can be stiff or sticky at times.
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Showing 1-3 of 770 reviews

Feb 7, 2025
Candice
Item details
Color: Rose Pink Sweater – PureCosi
Sold and shipped byDorel Juvenile Group
5 out of 5 stars review

Verified Purchase

Comfy

I really like the buffers on the straps. For a newborn, I don't have to worry about the straps cutting into her neck plus it is kn extra cushion to keep her head from bobbly around.

Helpful?1G658CJRMOL6721605901
Dec 21, 2025
TeaChea
5 out of 5 stars review

Comfort So Good that Even the Big Kid Was Jealous

[This review was collected as part of a promotion.] Overall Impression: Our overall impression of the Maxi-Cosi Pria All-in-One Car Seat was immediately positive. I received this product through the Stellar Product Testing Panel, and as soon as we opened the box, we were impressed by how comfortable and soft the seat looked—it truly felt premium right out of the packaging. My little one was so excited about their new seat and couldn't wait to sit in it. When I asked if it was comfortable, they gave an enthusiastic “yes,” while the older sibling looked on a little jealous that it wasn't for them (lol). The all-in-one design is a huge plus. Knowing this seat will grow with my child makes it feel like a smart, long-term investment. My only minor complaints are that the cup holders aren't adjustable and don't accommodate their water bottles, and it would be helpful to have a clearer way to ensure the seat is fully level so it's not sitting at a slight angle. Installation & Adjustability: Installation was effortless, and the instructions were clear and straightforward. We're currently using the seat in a front-facing position, so removing the extra padding meant for rear-facing was simple. Securing it in the car and adjusting everything for a safe, proper fit felt intuitive and stress-free. Comfort & Fabrics: We absolutely loved the soft, thick fabric. It genuinely gives luxury, opulence—just an incredibly comfortable seat overall. My child appeared very comfortable sitting in it, even for longer periods, which is so important. Favorite Feature: My favorite feature is honestly the seat itself. The designers clearly prioritized child comfort, and it shows. We take a lot of road trips, and it's always a concern making sure my little one stays comfortable on longer drives without constant complaints. This seat gives me peace of mind in that area. Final Thoughts: Overall, we would definitely recommend the Maxi-Cosi Pria All-in-One Car Seat. I love that this seat will grow with my child, and it's very user-friendly. The harness is easy to adjust, and most importantly, it feels extremely safe—which, at the end of the day, matters most to me as a parent.

Review from doreljuvenile-maxicosi
Helpful?1G658CJRMOL6721605901
Dec 18, 2025
RoPM
5 out of 5 stars review

All in one car seat

[This review was collected as part of a promotion.] I was given this car seat to try as part of the Stellar Product Testing Panel. Honestly I've been looking for something like the Maxi Cosi Pria All-in-one car seat, is sturdy and give a safe trip to my baby, safe and pretty sure very comfort cause the soft in the fabrics is a plus, if you are like me looking for the safest and comfy and it can be used in different ages while our kiddos are growing up, this is your must have car seat, I was given in grey color and match with my fabrics SUV's back seat, I really love it and recommend this item, come with pillows and can be changed depending the age.

Review from doreljuvenile-maxicosi
Helpful?1G658CJRMOL6721605901