In Depth Baby Product Reviews Led by a Pediatrician

UPPAbaby Aria Review

Lightweight carrier with some interesting features, but nothing about this seat is a standout
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UPPAbaby Aria Review
Credit: Matt Lighthart
Price:  $350 List
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Manufacturer:   UPPAbaby
By Juliet Spurrier, MD and Wendy Schmitz  ⋅  Feb 21, 2025
66
OVERALL
SCORE


RANKED
#8 of 16
  • Crash Test - 40% 6.7
  • Ease of Install - LATCH - 20% 5.0
  • Ease of Install - Belt - 10% 5.0
  • Ease of Install - w/o Base - 5% 6.5
  • Ease of Use - 15% 8.3
  • Comfort/Quality - 5% 8.7
  • Weight/Size - 5% 8.5

Our Verdict

The UPPAbaby Aria is a lightweight infant car seat that pairs with UPPAbaby strollers without purchasing additional adapters. It performed about average in our crash test analysis scoring, and it has a sleek look and high-end feel. We think the Aria is one of the easiest seats we tested with features that work the way they should the first time and every time with a limited learning curve. The harness height adjustment is a non-rethread style that moves smoothly, and the handle is taller than the canopy, preventing the dreaded canopy/handle collision issues we see on many contenders. Unfortunately, this seat is hard to install regardless of your chosen method. We struggled with the belt lock-off, the belt pathways, and the self-ratcheting system that tightens the LATCH straps and indicates when the base is tight enough. Overall, the Aria is largely average, and while it is better than the other UPPAbaby we tested, it isn't really the best at anything, and we think there are more compelling options in this review.
REASONS TO BUY
Featherweight
Great canopy coverage
Cool LATCH
REASONS TO AVOID
Weird tension system
Hard to level
Challenging install

Compare to Similar Products

 
uppababy aria
This Product
UPPAbaby Aria
Awards  Editors' Choice Award
Best Overall Infant Car Seat
Best Value Award
Best Budget-friendly Infant Car Seat
Top Pick Award
Best Infant Car Seat for Stroller Compatiblity
Best Value Award
Best Crash Test on the Tightest Budget
Price $350 List
$349.99 at Amazon
$450 List$250 List
$199.99 at Amazon
$270 List
$229.99 at Amazon
$120 List
$95.99 at Amazon
Overall Score Sort Icon
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Star Rating
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Bottom Line A generally average seat that is harder to install but has an ultra-light carrierAn impressive lightweight seat, with great crash test results that is easy to install, but the harness is a disappointmentA better crash test analysis result is aboon for this easy to use and reasonably priced seatGreat overall seat with high stroller compatibility and better than average results all aroundIf your budget is small, this seat has impressive crash test results
Rating Categories UPPAbaby Aria Nuna Pipa RX Britax Willow S Chicco KeyFit 35 Graco SnugRide 35 L...
Crash Test (40%)
6.7
9.0
7.8
6.7
7.4
Ease of Install - LATCH (20%)
5.0
8.5
7.0
7.0
3.0
Ease of Install - Belt (10%)
5.0
8.5
7.5
7.0
3.5
Ease of Install - w/o Base (5%)
6.5
9.0
7.5
6.8
3.8
Ease of Use (15%)
8.3
8.3
7.0
8.5
5.5
Comfort/Quality (5%)
8.7
9.8
6.1
7.5
3.0
Weight/Size (5%)
8.5
7.5
6.9
6.5
7.9
Specifications UPPAbaby Aria Nuna Pipa RX Britax Willow S Chicco KeyFit 35 Graco SnugRide 35 L...
Minimum Weight 4 lbs 4 lbs 4 lbs 4 lbs 4 lbs
Maximum Weight 30 lbs 32 lbs 30 lbs 35 lbs 35 lbs
Maximum Height 30 in 32 in 32 in 32 in 32 in
Measured Carrier-Only Weight 6.5 lb 8.5 lb 9.7 lb 10.4 lb 7.6 lb
Built in Lock Off Yes Yes Yes Yes No
Method To Adjust Harness Shoulder Height non-rethread Rethread Rethread non-rethread Rethread
Belt Routing Style Both, European Preferred Both Both European American
Anti-rebound Bar Yes Yes Yes Yes No
Load Leg Yes Yes No No No
Shoulder Harness Positions Many micro adjustments 3 4 5 4
Crotch Strap Positions 1 2 3 1 2
Number of Recline Positions 4 4 4 6 4
Locking Handle Positions 5 3 3 3 4
Allowed Handle Positions For Auto Travel 5, though it's required to leave the handle in the most upright position. 3 All Any position Any position
Level Indicator On Base Bubble, Both sides Number Slide Dial, both sides Bubble, both sides needle, one side
Level Indicator On Seat Line on Decal Line on Decal Line on Decal Line on Decal Line on Decal
Aircraft Certified Yes Yes Yes Yes Yes

Our Analysis and Test Results

American-born UPPAbaby has more than a decade of baby gear experience. The company was founded on finding inspiration in the every day to design quality products that make life with babies fun and easy. They make a handful of car seat types and award-winning strollers.

Performance Comparison



The Aria performed average in our crash test analysis.
Credit: Matt Lighthart

Crash Testing


The Aria earned an average crash test analysis score compared to the competition in our crash tests. Every seat in the review should have passed the federal guidelines and be considered safe. We ran a slightly faster crash test with a firmer cushion to better mimic modern-day vehicles in our tests. We hope to identify seats that offer an additional protection margin over the average seat.

The graph shows the HIC sensor test results from our commissioned...
The graph shows the HIC sensor test results from our commissioned crash tests for the Nuna Pipa vs the Aria. Lower numbers are better.
The Aria chest clip sensor results in comparison to the high-ranking...
The Aria chest clip sensor results in comparison to the high-ranking Nuna Pipa RX.

The head (HIC) sensor recorded below-average G forces compared to the other seats. While it wasn't a standout or super low (lower is better), it is almost half that of lower-ranking options. The chest clip sensor (g score) for the Aria recorded higher-than-average sensor results (again, lower is better). It isn't the highest in the group, but only a couple of seats had higher G forces. Combined, the results are largely average and not super compelling to us.

The Aria has push-style connectors that self-retract, so you don't need to tug to tighten the strap.
Credit: Matt Lighthart

Ease of Installation LATCH


LATCH installation for the Aria is not as easy as it could be and it scored below average in our tests. Studies indicate that properly installing a car seat can contribute to its overall safety, so it is important that seats be easy to install so you know you've done it correctly.

uppababy aria - the aria has puch-button style latch connectors that are easier to...
The Aria has puch-button style LATCH connectors that are easier to remove than hook connectors.
Credit: Matt Lighthart

While we like the push-button LATCH connectors and their pull tabs to release, the LATCH strap tensioning system was sort of wonky, making it challenging to get the base level and the green color-change indicator to stay steadily green.

uppababy aria - the base of the aria has a color indicator change when installed...
The base of the Aria has a color indicator change when installed correctly.
Credit: Matt Lighthart

The Aria base has retracting LATCH straps that automatically pull the strap into the base when you press the base into the seat. It requires a little wiggling back and forth and more pressure than we thought it would.

Wiggling the Aria base to get a snug fit is a little harder than we thought it would be.
Credit: Matt Lighthart

The ratcheting makes it harder to tighten and level the base, and our indicator changed colors long before the seat was tight enough. It didn't feel very stable when installed, even with the load leg and anti-rebound device.

uppababy aria - the recline indictor is somewhat harder to read than more...
The recline indictor is somewhat harder to read than more straightforward competitors.
Credit: Matt Lighthart

Recline Adjustment


The Aria has a recline adjustment on the side of the base. Unlike any competitor, this option is an easy-to-press button that allows the carrier to change angles. A lot of seats have a recline handle under the seat next to the vehicle seatback, making it harder to move when installed. It has a bubble level indicator on the side and center of the base with a narrow window to indicate the correct angle has been achieved. The base can be challenging to get level, and it feels like the color-change indicator is too sensitive to rely on, but you need to when following the instructions. There are four reclining positions to get the right angle for installation.

The Aria has a load leg with a color change indicator at the bottom to help you determine when it is installed correctly.
Credit: Matt Lighthart

The Aria base includes an anti-rebound device and a load leg. These features should not be used for angle adjustment but can help it feel more stable. How they affect crash test results is hard to say, and we think caregivers should focus more on crash test analysis results than specific safety features or claims.

uppababy aria - the aria lock-off is easy enough to open but harder to close because...
The Aria lock-off is easy enough to open but harder to close because the lock is short and requires effort with the belt in place.
Credit: Matt Lighthart

Ease of Installation - Belt


The Aria is harder to install using the vehicle belt than the average seat. While LATCH is a more common installation method and should be easier, depending on where you install the seat, the vehicle belt might be your only option.

The Aria lock-off is a little tricker to close but it works well to secure the base to the belt.
Credit: Matt Lighthart

This seat has an awkward belt pathway that makes getting the belt more challenging. It has a belt lock-off in the center of the base, and it can be easy to use if there is some slack in the belt, which means you need to find the sweet spot of tight enough to secure the seat but loose enough to utilize the lock-off. In the end, it passes the stability test, but it isn't as stable as some competitors.

uppababy aria
Credit: Matt Lighthart

Ease of Installation - w/o the Base


The easiest installation for the Aria is without the base. This could be a good thing, as it might be an attractive seat for those who plan to carry it around in urban environments using public transportation or ride-shares. While this is the easiest method, it is still average.


The belt path on this carrier is European-style and uses the shoulder of the vehicle belt around the back side of the carrier. The belt path on the foot portion is more challenging to use than others, and the back clip is small.

The European belt path on the Aria is obvious, and the shoulder belt...
The European belt path on the Aria is obvious, and the shoulder belt portion wraps around the back.
The foot portion of the Aria carrier has a dedicated and easy-to-use...
The foot portion of the Aria carrier has a dedicated and easy-to-use belt pathway for installing the carrier without the base.

It also opens upwards, which seems counterintuitive to having it open at the bottom. There is a line-level indicator on the side of the carrier, and we had to use a lot of effort to get the belt tight enough around the carrier.

uppababy aria - the aria handle adjustment button is on the handle instead of the...
The Aria handle adjustment button is on the handle instead of the pivot point, which could make it easier to press and rotate.
Credit: Matt Lighthart

Ease of Use


The Aria performed well in our tests for ease of use, earning one of the higher scores in this metric.

uppababy aria - we like the aria buckle and the center button on the chest clip...
We like the Aria buckle and the center button on the chest clip, which are both easy to use.
Credit: Matt Lighthart

Buckle


The buckle and chest clip for the Arian are slightly above average for the group. They are easy to operate and relatively standard, with nothing making them easy or difficult to use.

uppababy aria - the harness loosen button on the aria is placed deeper into the...
The harness loosen button on the Aria is placed deeper into the carrier seat than many competitors.
Credit: Matt Lighthart

Harness Tightening/Loosening


There is significant friction when pulling the harness tightening strap on the Aria. It isn't necessarily challenging, but it is more than most competitors and could be problematic if you lack strength or hand dexterity. The release button for loosening the harness is set relatively far back, closer to the buckle crotch strap than the edge of the seat.

uppababy aria - the harness height adjustment on the aria shifts up and down by...
The harness height adjustment on the Aria shifts up and down by pulling the tab on the headrest.
Credit: Matt Lighthart

Harness Adjustment


There is only one crotch strap position, so there is nothing to change there. The shoulder strap height has incremental changes, with the entire headrest assembly moving up and down for quick adjustment on the fly and no rethreading required.

uppababy aria - the button to release the carrier from the base is deep under the...
The button to release the carrier from the base is deep under the carrier, but this makes it easier to lift once pressed.
Credit: Matt Lighthart

Carrier to Base Connection


This carrier often requires a little bit of a wiggle to get it firmly planted on the base. It gets easier over time, and we didn't have any instances of it feeling installed when it wasn't. The Aria has a somewhat concealed release lever for removing the carrier from the base, and while it gives the back a more sleek look, it feels unnecessary.

uppababy aria - the rounded leather wrap on the aria handle makes it more...
The rounded leather wrap on the Aria handle makes it more comfortable to hold and carry.
Credit: Matt Lighthart

Handle


The handle rotates when you press the button on each side. There are five possible positions, but the handle needs to be upright when the car is in motion. The handle moved smoothly, and we didn't have a problem.

Canopy


Someone at UPPAbaby has obviously tried using a canopy on their car seat and the handle at the same time because they execute this flawlessly. The handle is high enough and the canopy low enough to avoid collision, and the canopy stays open no matter how you move the handle.

The LATCH connectors on the Aria base are stored on the side and released with a tug on the orange indicator tab.
Credit: Matt Lighthart

LATCH and Manual Storage


The Aria's LATCH connectors have a self-retracting design that pulls them into the base when not in use. This limits the chance of a stray LATCH connector being available to play with or get in the way.

The Aria LATCH connectors store inside the base and self-ratchet in...
The Aria LATCH connectors store inside the base and self-ratchet in smoothly.
The Aria user manual is tucked into the slot on the top of the base.
The Aria user manual is tucked into the slot on the top of the base.

Much like many competitors, the Aria's manual is kept in the base, which seems nice until you try to install it without the base in a cab. However, they do offer a QR code on the side of the carrier for online help connecting to the manual.

uppababy aria - the aria headrest is supportive impact foam but not soft or...
The Aria headrest is supportive impact foam but not soft or comfortable.
Credit: Matt Lighthart

Comfort/Quality


The Aria earned a respectable score for comfort and quality. It is above average for the group but not a standout, given the stiff competition.

uppababy aria - the aria fabric feels high quality and durable but isn't as soft as...
The Aria fabric feels high quality and durable but isn't as soft as some competitors.
Credit: Matt Lighthart

Fabric and Padding


The Aria padding isn't as supportive as prior UPPAbaby options we've tested, but it isn't terrible either. There is more padding in the bottom area than the shoulders, but given that infants likely need more there to prop them up and offer support, this design makes sense. The fabric is soft, and while not as soft as some competitors, it is not rough and feels good on the skin.

Handle and Canopy


The handle is a nice shape and has a leather-wrapped grip in the center. It is thin and metal, a contrast to most competitors, who are plastic and somewhat thicker. The canopy is medium in size but has better coverage than most. It sits lower down and doesn't have the handle/canopy collision problems we see in higher models.

Shell


The Aria shell is smooth, easy to clean, and has minimal stickers and warnings.

uppababy aria - the aria is marketed as ultra-lightweight, and it is with a measured...
The Aria is marketed as ultra-lightweight, and it is with a measured carrier weight of 6.5 lbs.
Credit: Matt Lighthart

Weight/Size


The Aria's claim to fame is its lightweight carrier. Many parents leave their little ones in car seats when away from home, choosing not to wake a sleeping baby.


While you should limit the time your baby is left in a carrier, it is convenient when running errands, and many will want a lightweight carrier when on the go. The Aria carrier weighs only 6.2 lbs, which is significantly lighter than the average weight in this group, which is closer to 10 lbs.

Should You Buy the UPPAbaby Aria


The big draw here is Aria's claim to fame, being ultra lightweight. It is the lightest in the group at only 6.5 lbs in our tests. However, it didn't really perform well for much else, with a lackluster feeling overall. This seat has an average crash test analysis that is better than the UPPAbaby Mesa v2, but it isn't that easy to install. With installation scores below the average, it doesn't create an overall profile as good as many competitors. If you simply must have UPPAbaby, this is the better of the two we tested, but it is really only average, and we think most families will find more to love in other options.

What Other Infant Car Seats Should You Consider?


The Nuna Pipa RX is hard to beat for the best overall seat and the best crash test results. This high-quality option is very easy to install, feels comfy, and is easy to use. In addition, it is only 2 lbs heavier than the Aria, making it one of the lightest in the review. If lightweight is your game, it is a real contender. If your budget cannot stretch to the price of the Nuna, we also like the Britax Willow S. This option has better crash test analysis results, is easier to install than the Aria, and costs less. While the Willow isn't the lightest in the group, it is only 3 lbs heavier than the Aria. Depending on your goals and budget, it could strike the right balance.

Manufacturer Video



Juliet Spurrier, MD and Wendy Schmitz