Top #10 Best 4 In 1 Car Seats in March 2023

Check out our product review of the best 4 in 1 car seats. We tried 10 models and can tell you the absolute best varieties.

In Hurry? Checkout Our Top Pick Of Best 4 In 1 Car Seats.

Our Top Pick

9.7/10 our score

Rank	Product Name	Score
1	Graco TrioGrow SnugLock 3-in-1 Car Seat Featuring Anti-Rebound Bar, Prescott Buy Now	9. 7 Check Price
2	Evenflo EveryFit All-In-One 4 in 1 Car Seat Infant/Convertible/Booster/No Back Booster, 1 Count Buy Now	9. 5 Check Price
3	Safety 1st Grow and Go Arb 3-In-1 Car Seat, Grey/Teal Buy Now	9. 1 Check Price
4	Britax Allegiance Convertible Car Seat, Static Buy Now	8. 8 Check Price
5	Graco Convertible Car Seat, Extend2Fit, Safe Rear-Facing Position, 10 Position Adjust, Valor Buy Now	8. 6 Check Price
6	Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear & Forward Facing, 10 Years Buy Now	8. 2 Check Price
7	Evenflo Symphony DLX All-in-One Car Seat, Pinnacle Buy Now	8. 0 Check Price

9.7/10 our score

Snuglock technology installs in less than one minute using vehicle seat belt or uas
No-rethread simply safe adjust harness system allows the headrest and harness to adjust together in one motion
The anti-rebound bar provides an additional layer of rear-facing safety by limiting rebound of the seat and your child in the event of a frontal impact
Graco protectplus engineered - a combination of the most rigorous crash tests that help to protect your little one in frontal, side, rear and rollover crashes
3-in-1 car seat grows with your child from 2.2-45 kg (5-100 lb)

9.5/10 our score

Convenience: machine-washable fabrics are easy to remove for cleaning. dual integrated cup holders with removable snack tray to put drinks and snacks within arm's reach
Proper fit: the one-hand, 12-position headrest and easy to slide no-rethread harness straps can adjust as your child grows without uninstalling the car seat
Comfort: innovative air flow mesh fabrics are designed to keep your child cool. four recline positions angles your child comfortably- 3 rear-facing positions and 1 forward facing
10 years of use: the evenflo everyfit 4-in-1 car seat offers protection for up to 10 years
Safety is a priority: the everyfit meets or exceeds all applicable federal safety standards and evenflo's side impact standard

9.1/10 our score

Side impact protection and padded anti-rebound bar for industry-leading protection
Removable insert pillows and harness covers for a snug fit and 2 soft cupholders keep baby safe and content
Built for all 3 phases, up to 40lbs rear-facing, 22-65lbs forward facing, and up to 100 pounds as a booster seat
Easy to install with the mini-connector uas. it has a 3 position recline that makes it easy to get the right angle in the car, and takes up less room in the back seat
A snap to clean. machine washable and dryer safe seat pad, unsnaps and lifts away quickly from the seat frame for truly easy cleaning, and the cupholders are removable and dishwasher safe

8.8/10 our score

Side impact protection means your baby is safely secured by a foam-lined shell
Easy-remove cover allows you to clean it without having to remove the harness
Lower anchors lock into place with a click, and are released with the push of a button
10-position harness easily adjusts to keep up with your growing baby
Safecell impact protection is a system of patented safety features that provide advanced protection

8.6/10 our score

No-rethread simply safe adjust harness system allows the headrest and harness to adjust together in one motion
Up to 22.5 kg (50 lb) rear-facing, allowing your child to safely ride rear-facing longer
Convertible car seat grows with your child from rear-facing harness from 1.8-22.5 kg (4-50 lb) to forward-facing harness from 10-30 kg (22-65 lb)
Graco protectplus engineered - a combination of the most rigorous crash tests that help to protect your little one in frontal, side, rear and rollover crashes.
Extend2fit 4-position adjustable extension panel provides up to 12.7 cm (5") additional legroom, allowing your child to safely ride rear-facing longer

8.2/10 our score

High back booster: keep your child safe and comfortable with the high back booster seat mode now up to 120 lb, 54 kg. the high back booster adds an extra layer of protection and comfort for any child transitioning into booster mode
Reinforced steel core: mechanically engineered, reinforced steel core, made from automotive grade high density plastic and steel to create the ultimate protection for your child
Rear-facing for longer: this slimfit convertible car seat is designed and engineered to keep your child rear facing even longer up to 50 lb/ 22. 7 kg, approx. 4 years old
10 years one car seat: with 4 ways to travel safely from birth to booster, the radian 3r adapts as your child grows to offer a custom adjustable fit from birth to 120 lbs
The original 3 across: built with our famous radian slim fit convertible design, to fit 3 across in most vehicles without compromising child or passenger comfort. feel safe having your children secure in the backseat

8/10 our score

Vehicle belt guides: vehicle belt guides: belt guides properly position vehicle belt over childs shoulder for an accurate fit in booster mode
3 modes in one seat: accommodates children from 5 - 110 lbs rear facing, forward-facing harness and belt-positioning booster
Surelatch installation: advanced latch technology for a secure installation in seconds. simply click the latch into your vehicle and push down to hear and feel the seat auto-tighten