(as of Jun 03, 2025 02:19:19 UTC – Details)
From birth to booster, there’s only one car seat they’ll ever need: the All4Stages™ Slim+ 4-in-1 Convertible Car Seat. For busy parents on the go, the All4Stages car seat allows you to seamlessly transfer between family cars or rentals for an easy, on-the-go solution. The streamlined 16.9 in. footprint saves space for other backseat passengers or allows you to fit three car seats across in your backseat. All4Stages Slim can be used for up to 10 years through four different modes: Rear-Facing (4 – 40 lb), Forward-Facing (30 – 65 lb), High-Back Booster (40 – 100 lb), and No-Back Booster (40 – 120 lb). The removable canopy helps shield your child from the sun while rear-facing in the vehicle. Achieve a secure installation with up to 50% less effort with SecureTight™. The 12-position headrest and no-rethread harness both adjust with one hand. There are four rear-facing recline options and two forward-facing recline options for optimal positioning and improved vehicle fit. Removeable cupholders and a snack tray provide easy, portable snacking. The All4Stages Slim Car Seat achieves flexibility for both parents and caregivers with a space-saving and easy-to-install design! The All4Stages Slim+ 4-in-1 Convertible Car Seat meets or exceeds all applicable Federal Safety Standards as well as federal side impact standards effective in June of 2025 for children under 40 pounds. In addition to federally required testing, it is structural integrity tested, rollover tested and temperature tested. If you need help installing your car seat, our ParentLink® Consumer Care Team offers help online in real time. Get live video support with a certified car seat safety technician to assist with proper vehicle installation, so you can drive with confidence. Families have trusted Evenflo for more than 100 years for smart, innovative gear designed to make life easier, safer and more comfortable at home and on the go. Let us help you save time and find peace of mind, so you can focus on what matters most: your child
GET THE ONLY CAR SEAT YOU NEED: Slim, 16.9 in. wide car seat grows with you from birth to booster with four modes: Rear-Facing (4 – 40 lb), Forward-Facing (30 – 65 lb), High-Back Booster (40 – 100 lb), and No-Back Booster (40 – 120 lb)
FIT 3-ACROSS IN YOUR BACKSEAT: The streamlined 16.9 in. footprint saves space for passengers or allows you to fit three car seats across in your backseat — without sacrificing safety, comfort or style
SHIELD THE SUN: The removable canopy helps shield your child from the sun while rear- facing in the vehicle
INSTALL WITH EASE: Achieves secure installation with up to 50% less effort with SecureTight
ADJUST EASILY: 12-position headrest and a no-rethread harness easily adjust with one hand to keep little riders comfy as they grow
KNOW THAT SAFETY IS A PRIORITY: Meets or exceeds all applicable Federal Safety Standards as well as federal side impact standards effective in June of 2025 for children under 40 pounds; it is structural integrity tested, rollover tested and temperature tested
Vlad S. –
A space-saving car seat that truly grows with your child.
Okay, letâs look at this All4Stages Slim+ 4-in-1 Convertible Car Seat. Our first car seat was bulky, outgrown too quickly, and didn’t fit well in our smaller sedan. We wanted something slim but safe, easy to install, and comfortable for our kids. After weeks of research, we landed on the All4Stages Slim+ car seat and Iâm so glad we did. The first thing I noticed was its compact design. At just 16.9 inches wide, it fits neatly in the backseat without taking up too much space, making it possible to fit three across if needed. It transitions through four stages, from a rear-facing infant seat to a backless booster, meaning it will last for years – no more upgrading seats every few birthdays. The SecureTight installation system made setup straightforward, and I could tell immediately that it was solidly built. The headrest adjusts with one hand, and the no-rethread harness is a small but crucial convenience. The removable sun canopy was an unexpected bonus, shielding the child’s face from glare while rear-facing. Using this car seat daily has been a smooth experience. Our 8-month-old seems incredibly comfortable, especially with the soft, well-padded seat and multiple recline positions. The seat fabric is removable and machine-washable, which has already come in handy after a few snack-related mishaps. The included snack tray and cupholders are practical, giving my toddler a spot for his water bottle and small toys. Adjusting the straps and headrest as he grows is quick and hassle-free. If I had to point out a downside, it would be the weight. At over 25 pounds, itâs not the easiest to switch between cars frequently. However, given its durability and the fact that itâs not something we move around often, itâs a trade-off Iâm willing to accept. Additionally, while the sun canopy is a fantastic feature for infants and younger toddlers, it becomes less useful as the child grows since itâs attached to the seatâs main frame. Overall, the All4Stages Slim+ 4-in-1 Convertible Car Seat delivers exactly what we were looking for: safety, longevity, and a space-saving design. Itâs rare to find a product that balances all three without compromise. If youâre a parent looking for a car seat that will truly last from infancy to booster age, this one is absolutely worth it.Bottom line:The All4Stages Slim+ 4-in-1 Convertible Car Seat is a compact yet durable option that fits well in smaller cars and even allows for three across. It transitions through four stages, offering long-term use, and features an easy SecureTight installation, adjustable headrest, and no-rethread harness. The padded seat, multiple recline positions, and removable fabric add to comfort and convenience. Extras like a sun canopy, snack tray, and cupholders enhance usability. While itâs on the heavier side, its sturdy build and longevity make it a worthwhile investment for parents seeking safety and space efficiency. Solid 5-star product hands down, highly recommended!Pros:1. Compact design fits easily in smaller cars.2. Grows with your child through four stages.3. Easy installation with SecureTight system.4. One-handed headrest adjustment.5. No-rethread harness for easy adjustments.6. Soft, padded seat with multiple recline positions.7. Removable, washable fabric for easy cleaning.8. Includes sun canopy, snack tray, and cupholders.Cons:1. Weighs over 25 pounds, difficult to move between cars.2. Sun canopy becomes less useful as child grows.
GAL FRIDAY –
ONE STOP FOR YOUR CAR SEAT !
First I am utilizing this as a secondary seat for my niece and a freinds child when she visits. So convenient is an understatement.Going from a 3 month old rear facing to a toddler front facing in a weeks time and not having to switch car seats, or have them use theirs is EVERYTHING!The rearfacing set up is really easy directions are simple and easy to follow.So many perks and little added things. The cup holder is a nice touch for the kids.It is a sharp looking seat as well. The “sun visor canopy” is nice but front facing for a larger child it will become somewhat useless.This is strong, made well and adheres to child safety standards.So the perk is getting through all phases of car seat needsso you are saving money. However we do know that car seats evolve and it is quite possible that this may become outdated or something may no longer be “up to par” with the standards by the time your done with it. So there is that.It is heavy so moving it can be tiresome.My opinion is this is so worth it. Fantastic one of the best I have used.Would recommened
Idaho Potato –
Excellent Quality/Great Features!
We would give this car seat 10 stars if we could! Talk about quality! This car seat is very well made from high quality materials. It takes your child from birth to 120 lbs. It is full of cool, helpful features. There is a level on each side of the seat. It has been tested rigorously and “meets or exceeds all applicable Federal Safety Standards as well as federal side impact standards effective in June of 2025 for children under 40 pounds”. The removable canopy for sun protection is great. It should be easy to clean and maintain, which is a highly desired feature in any car seat. The structure and the fabric/padding of the car seat is designed for the child’s comfort, as well as safety. Well worth the listed price!
Amazon Customer –
Little on the small side
they are a little small sidel. I’m not sure I would buy again. But i’m not returning them either.
Floyd –
We LOVE this thing!
We absolutely love this carseat. My daughter falls asleep almost every time she is placed in this particular carseat. Setting up the carseat was a lot easier with scanning the QR code included with the seat. It’s a link that leads you to some YouTube videos explaining to you how to do everything. There is also a booklet included with photos that tells you the same things but for me the videos helped a ton. This is truly a carseat that will grow with my child. There are many adjustments and detachable parts to this that my kid will be able to use this even until we need just a booster seat. ALL of that is included here! Another thing that I noticed is how thin this carseat is! I use this in my pickup truck in the middle seat. It only takes up the middle seat without spilling over into the other 2 spaces. There is plenty of room on both sides of the carseat.Overall, I love this seat. It looks amazing, the kiddo loves it and I still have plenty of room for other passengers in the back seat! 10/10 Recommend!
F & E –
Great quality
This car seat is great quality with nice features. My child especially loves the little hood it comes with. I think you’re only supposed to use it when facing backwards but it seems to work fine forward facing as well. Installation was typical. Not as easy as a Nuna, but not extra difficult by any means. The little snack insert for the cup holder is a nice add on. I didnt use the infant cushions since my child is older, however this does come with quite a bit of cushions to support whatever size baby. Overall I would totally buy one of these again if I needed one. I feel confident that my child is safe in this seat and its a bonus that they like using it.