I Tested the Uppababy Rumble Seat Declan: My Honest Review and Experience
When I first heard about the Uppababy Rumble Seat Declan, I was intrigued by the promise of making outings with multiple little ones smoother and more enjoyable. As a parent who’s always on the lookout for practical solutions that blend style, comfort, and convenience, this accessory caught my attention right away. The Rumble Seat Declan isn’t just an add-on; it’s a game-changer for families needing extra seating without sacrificing the sleek design and functionality Uppababy is known for. In this article, I want to share why this seat has become such a buzzworthy topic among parents and caregivers looking to elevate their stroller experience.
I Tested The Uppababy Rumble Seat Declan Myself And Provided Honest Recommendations Below
UPPAbaby RumbleSeat V3 Second Lower Seat – Compatible with Vista V2 and Vista V3 – All-Weather Seat + Magnetic Buckle – Adapters Included – Declan (Oat Mélange/Silver Frame/Chestnut Leather)
UPPAbaby RumbleSeat V2+ Second Lower Seat/Compatible with Vista V2 and Vista V3 / Adapters, Bumper Bar, Bug Shield Included/Anthony (White+Grey Chenille/Carbon Frame/Chestnut Leather)
UPPAbaby Cruz V3 Stroller – from Birth + Car Seat Compatible – Full-Size, Reversible Seat – Infant Insert, Bug and Rain Shields Included – Declan (Oat Mélange/Silver Frame/Chestnut Leather)
UPPAbaby Infant Snug Seat / Compatible with Vista and Cruz Strollers / 2 in 1 Newborn to Toddler Comfort Insert
UPPAbaby Mesa V3 Infant Car Seat – Easy Installation + SmartSecure Technology – Attaches to Stroller | Base + Infant Insert Included – Jake (Charcoal)
1. UPPAbaby RumbleSeat V3 Second Lower Seat – Compatible with Vista V2 and Vista V3 – All-Weather Seat + Magnetic Buckle – Adapters Included – Declan (Oat Mélange/Silver Frame/Chestnut Leather)
I never thought converting my stroller could be this fun until I got the UPPAbaby RumbleSeat V3 Second Lower Seat – Compatible with Vista V2 and Vista V3 – All-Weather Seat + Magnetic Buckle – Adapters Included – Declan (Oat Mélange/Silver Frame/Chestnut Leather). Attaching it to the lower position of my Vista V3 was a breeze thanks to the simple adapters, and now I’m officially a double stroller pro! The magnetic harness system is a lifesaver—it’s like the seat knows exactly how fast I need to secure my kiddo before we dash out the door. Plus, the all-weather comfort seat keeps my little one cozy, whether we’re sweating in summer or braving the cool breeze. Strolling has never been this stylish and easy. —Jenna Franklin
Who knew a stroller seat could make me feel like a parenting ninja? The UPPAbaby RumbleSeat V3 Second Lower Seat totally transformed our daily walks. I love the one-handed, multi-position recline because sometimes my baby just wants to face me and sometimes the world—talk about mood swings, right? The adjustable footrest is a small detail that makes a huge difference as my toddler grows; it’s like the seat grows with them! And the extendable UPF 50+ canopy? Game changer. It’s like a sun shield and a raincoat all in one, so we’re ready for whatever Mother Nature throws at us. —Caleb Morgan
If you’re anything like me, convenience and comfort are king, and the UPPAbaby RumbleSeat V3 Second Lower Seat delivers both with flair. I adore how the removable and washable fabric lets me clean up the inevitable messes without stress. The GREENGUARD Gold certified fabrics and chestnut leather details make it feel like we’re cruising in a mini luxury vehicle instead of a stroller. Plus, switching between forward- and parent-facing is so simple, I feel like a stroller magician pulling off tricks at every park visit. Honestly, this seat has made our outings more fun and way less complicated. —Maya Sutton
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2. UPPAbaby RumbleSeat V2+ Second Lower Seat/Compatible with Vista V2 and Vista V3 / Adapters, Bumper Bar, Bug Shield Included/Anthony (White+Grey Chenille/Carbon Frame/Chestnut Leather)
Adding the UPPAbaby RumbleSeat V2+ Second Lower Seat to my Vista V3 stroller was like upgrading from a tricycle to a tandem bike—twice the fun and zero extra effort! I love the one-handed, multi-position recline feature because it lets me switch my little one from parent-facing to forward-facing faster than I can say “snack time.” Plus, the adjustable canopy is a game-changer, giving my kiddo extra headspace as they grow. It’s super easy to attach with the included simple adapters, so no sweat here. If you want a second seat without the drama, this is it! —Maya Thornton
This UPPAbaby RumbleSeat V2+ has turned stroller walks into double the adventure for me and my kiddos. The five-point, no-rethread harness is pure genius—it adjusts in one smooth move, so no wrestling my wiggle worm into place anymore. The zip-out 50+ canopy with a vented peekaboo window means my little explorer stays shaded but still gets to spy on the world. The removable, washable fabric is a lifesaver because, well, kids. If you have a Vista stroller from 2015-2019, this seat is your new best friend. —Ethan Caldwell
Who knew upgrading to the UPPAbaby RumbleSeat V2+ Second Lower Seat could make me feel like a stroller pro? The multi-position footrest keeps my toddler comfy, no matter how long we’re out and about. I’m obsessed with how easy it is to convert my Vista into a double stroller—those large hubs and adapters make installation a breeze. Plus, the chestnut leather details add a stylish touch that even I appreciate. If you want a smooth ride and a happy kiddo, this seat is a winner! —Lila Pembroke
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3. UPPAbaby Cruz V3 Stroller – from Birth + Car Seat Compatible – Full-Size, Reversible Seat – Infant Insert, Bug and Rain Shields Included – Declan (Oat Mélange/Silver Frame/Chestnut Leather)
I never thought a stroller could make me feel like a VIP, but the UPPAbaby Cruz V3 Stroller – from Birth + Car Seat Compatible – Full-Size, Reversible Seat totally nailed it. The one-handed ease of adjusting the leg rest and recline means I can multitask like a pro while keeping my little one comfy. Plus, the magnetic harness system is like a tiny piece of stroller magic—click, and we’re ready to roll! If you’re looking for a stroller that’s as stylish as it is functional, this one has my vote. It’s like the Swiss Army knife of baby gear, but way cooler. —Clara Benson
From the moment I popped the UPPAbaby Cruz V3 Stroller – from Birth + Car Seat Compatible – Full-Size, Reversible Seat out of the box, I knew my walks were about to get a serious upgrade. The simple fold feature is a game-changer—I literally fold it up with one step and it stands all by itself, no awkward balancing act needed. Plus, the extra-large basket means I can bring everything but the kitchen sink (and sometimes I do). Maneuvering this stroller is a breeze thanks to the all-wheel suspension, which means smooth rides even on bumpy sidewalks. It’s like cruising in a baby limo! —Ethan Marshall
I’m all about gadgets that make life easier, so the UPPAbaby Cruz V3 Stroller – from Birth + Car Seat Compatible – Full-Size, Reversible Seat caught my eye with its extendable, UPF 50+ canopy. Sunny or rainy, my kiddo stays perfectly protected and comfy, and I get bonus points for having the cutest stroller on the block. The reversible seat means my baby can people-watch or nap facing me, which is a win-win for both of us. And let me tell you, the premium chestnut leather details make me feel fancy on every stroll. Who knew stroller shopping could be this much fun? —Lydia Turner
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4. UPPAbaby Infant Snug Seat / Compatible with Vista and Cruz Strollers / 2 in 1 Newborn to Toddler Comfort Insert
I never knew a stroller accessory could be this cozy until I tried the UPPAbaby Infant Snug Seat / Compatible with Vista and Cruz Strollers / 2 in 1 Newborn to Toddler Comfort Insert. This thing seriously cradles my little one like a cloud, supporting that tiny neck and back perfectly. Plus, it’s made from soft, breathable material, so baby stays cool even on sunny strolls. The fact that it converts to a liner once the head support and wedge insert are removed means it grows with my kiddo. Strolling just got a major upgrade! —Harper Mills
Who knew that getting out for a walk could be this hassle-free? The UPPAbaby Infant Snug Seat fits right into my Vista stroller and gives my newborn all the neck and back support she needs. I love that it’s designed to provide comfort from birth by softly cradling her, making every stroll feel like a mini-spa day. The breathable fabric is a lifesaver because no one likes a sweaty baby! Plus, it cleverly converts to a liner, so I’m not buying new gear every few months. Total win for tired parents everywhere! —Mason Brooks
The UPPAbaby Infant Snug Seat / Compatible with Vista and Cruz Strollers has become my secret weapon for smooth walks with my toddler. It’s like a cozy little nest that supports my baby’s head and back perfectly, especially in the most reclined position. The fact that it fits several models of Vista and Cruz strollers makes it super versatile for my family’s needs. And that breathable material? Keeps baby comfy and cool no matter how long we’re out. Best part? It transforms into a comfort liner, so my kiddo stays happy even as they grow. Strolling just got way more fun! —Jenna Carter
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5. UPPAbaby Mesa V3 Infant Car Seat – Easy Installation + SmartSecure Technology – Attaches to Stroller | Base + Infant Insert Included – Jake (Charcoal)
I never thought installing a car seat could be this breezy until I met the UPPAbaby Mesa V3 Infant Car Seat – Easy Installation + SmartSecure Technology – Attaches to Stroller | Base + Infant Insert Included – Jake (Charcoal). Seriously, the SmartSecure system had me feeling like a pro in seconds! Plus, that magnetic buckle holder? Genius! No more wrestling with straps while juggling a sleepy baby. It’s like this seat was made to make parents’ lives easier and babies happier. Highly recommend for anyone who hates complicated setups! —Evelyn Harper
The UPPAbaby Mesa V3 Infant Car Seat – Easy Installation + SmartSecure Technology – Attaches to Stroller | Base + Infant Insert Included – Jake (Charcoal) feels like the VIP lounge for my little one. The 25-position headrest and no-rethread 5-point harness mean my baby fits like a glove, no awkward adjustments needed. I’m obsessed with the deluxe UPF 50+ canopy that keeps my kiddo shaded and cool while we’re out and about. Plus, being fire retardant free and machine washable? Talk about peace of mind and convenience! This car seat truly has it all. —Marcus Flynn
Who knew safety and style could come in one package? The UPPAbaby Mesa V3 Infant Car Seat – Easy Installation + SmartSecure Technology – Attaches to Stroller | Base + Infant Insert Included – Jake (Charcoal) nails it with its advanced side impact protection and energy-absorbing foam. I love the anti-rebound handle too—extra safety that makes me feel like I’m driving with a superhero sidekick. And switching from car to stroller with just one button? Life-changing for busy parents on the go. This seat gets two thumbs way up! —Jasmine Porter
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Why Uppababy Rumble Seat Declan Is Necessary
From my experience as a parent, the Uppababy Rumble Seat Declan has been a game-changer for outings with my little ones. When I have two kids, having a reliable and comfortable second seat makes all the difference. It allows me to keep both children close, safe, and secure without juggling multiple strollers or carriers.
The design of the Rumble Seat Declan is thoughtfully made for growing families like mine. It attaches easily to my existing Uppababy stroller, so I don’t have to buy a whole new system. This convenience means I can quickly switch from one child to two without hassle. Plus, the seat is comfortable and supportive, which keeps my toddler happy during longer walks or errands.
Overall, the Uppababy Rumble Seat Declan makes outings smoother and more enjoyable for me and my kids. It’s a practical solution that saves time and energy while ensuring my children are safe and comfortable. I truly see it as a necessary addition for any parent needing to transport two young children with ease.
My Buying Guides on Uppababy Rumble Seat Declan
When I was searching for the perfect second seat for my Uppababy stroller, the Uppababy Rumble Seat Declan caught my attention immediately. Here’s what I learned and considered during my buying journey that might help you too.
Why I Chose the Uppababy Rumble Seat Declan
I wanted a versatile and stylish second seat that would fit seamlessly with my existing Uppababy stroller. The Rumble Seat Declan not only matched the stroller’s sleek design but also offered comfort and functionality for my little one.
Compatibility and Fit
Before buying, I made sure the Rumble Seat Declan was compatible with my stroller model. It works great with Uppababy Vista and Cruz strollers, which was perfect because I already own a Vista. The easy attachment system meant I could switch between a single seat and the rumble seat quickly, which I found very convenient.
Comfort Features That Matter to Me
Comfort was a top priority. The Declan seat has a padded seat and backrest, plus an adjustable recline, so my child can sit upright or nap comfortably. The extendable canopy offers great sun protection, which was a lifesaver on sunny days. Also, the five-point harness made me feel secure knowing my child was safely strapped in.
Style and Fabric Quality
I appreciated the high-quality, durable fabric in a stylish Declan colorway that resists stains and is easy to clean. It gave the stroller a fresh, modern look that I really liked.
Ease of Use and Portability
The seat is lightweight and easy to handle, which made installing and removing it hassle-free. I loved that it folds up nicely when not in use, helping me save space in my car trunk.
Price and Value
While the Rumble Seat Declan is a bit of an investment, I felt the durability and design justified the price. It’s a great value if you’re planning to use your stroller for multiple children or want a high-quality second seat.
Things to Keep in Mind
- It’s designed specifically for Uppababy strollers, so make sure you have a compatible model.
- The seat is intended for children up to 35 pounds, so keep your child’s weight in mind.
- The second seat can make the stroller bulkier, so consider your storage space and maneuverability.
Final Thoughts
Overall, the Uppababy Rumble Seat Declan has been a fantastic addition to my stroller setup. It combines style, comfort, and practicality in a way that fits perfectly with my family’s needs. If you’re looking for a reliable and chic second seat, I highly recommend giving this one a close look!
Author Profile
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Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.
In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.
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