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Choosing the right slim car seat for our toddlers can be a very big issue. We want the perfect fit that won’t take up much space in the car, but must also carry out the primary role of providing protection and comfort for the baby. The idea of this post is to show you the best slim car seats for toddlers. So that if you are in need of one, you can make a guided decision.

Chico Kidfit 2-in-1
  • It has side impact protection that also covers the head and shoulder of the child.
  • Latch system holds it firmly in place.
  • Has two in-built cup holders.
Evenflow Chase Booster
  • Very safe car seat option for kids.
  • Very good choice for growing children.
  • Harness protection can be adjusted into four positions to accommodate the growing children.
Safety First On Board
  • Cushion is very comfortable.
  • Very good for toddlers as it feels snuggly.
  • Easy to clean with a washing machine.

The table above are has our top picks. However, we still added some more products for you to have more choices. As a bonus, we also added products that your child can use, even as he or she grows up.



Below are our best slim care seat for babies.


Safety 1st onBoard35 Air 360 Infant Car Seat in Raven HX

Safety 1st onBoard 35 Air 360 ($169.99)

Safety first have a lot of car seats for infants, but we picked this one because it is one of the best for new born babies. It can be used with a latch and a seat belt.

Though the seat is slim, it is still deep enough for the baby to feel snuggly inside. This baby seat feels comfortable for babies, as most users say their babies sleep off easily in it.

It is well cushioned and has good side impact protection. Another unique function of this baby car seat is that it is two piece.

Meaning the base can remain in the car while the upper part is detachable, lightweight and can be carried around easily.


  • It is easy to clean as padded portion can be removed and machine washed.
  • Seat is comfortable and designed to encourage naps for the child.
  • Side impact protection is possible with the patented GCell HX foam.


  • Not adequate for cars with smaller legroom as deep seat eats up space.
  • Users complain that 2-in-1 feature is not really necessary.

Evenflo EveryStage DLX

Evenflo EveryStage DLX ($229.99)

This product for toddlers can last up to 10 years and is durable. As a rear facing car seat, it is suitable for kids weighing up to 50 pounds. Now it gets interesting.

It can also be used as a booster seat, carrying a child up to 120 pounds. What more can a parent need? Users are happy it does not take up space in the car and the recline system helps to add great comfort.

This baby car seat also has two cup holders that are still inside the frame of the seat. The harness is also very easy to adjust and does not need extra rethreading.


  • It is easy to clean as cover and padding piece can be machine washed.
  • The rear facing and booster features of this seat makes it one of the best for users.
  • It uses a patented EasyClick system that is still latch operated.


  • While the unit is not heavy, it still does not have a handle to carry it with.

Maxi-Cosi Mico 30 Infant Car Seat in Midnight Black – PureCosi

Maxi-Cosi Mico 30 ($199.99)

I think the main reason why users like this slim car seat for their toddlers is because it can be used with a stroller. That’s using one stone to kill two birds.

It is ideal for babies weighing within 5 to 30 pounds, and should not be more than 32 inches tall. It is not bulky at all, as it weighs just about 8.6 pounds and measures 16 by 18 by 31 in length, width and height respectively.

It is easy to carry around with its contoured arm. Your baby feels comfortable as he or she snuggles tightly in it. When used as a stroller, it can be used as a full travel system because it is comfortable and safe enough for the child.


  • As an outdoor unit, it is not easily affected by weather.
  • The cover can be cleaned in the washing machine and drier.
  • The upper part can be detached as the base remain in your car.


  • It is not really compatible with other company strollers expect from Maxi-Cosi.

Chicco KidFit 2-In-1 Booster Seat

Chicco KidFit 2-In-1 Booster Seat ($100.00)

This slim car seat has a latch operated by its patented SuperCinch system. It makes sure that the baby seat is secured firmly from just one position, once the latch is in place.

This car seat can also be positioned in ten different ways for the backrest, so the child can have maximum comfort and protection.

Users say the unique feature of this car seat is that it can be used as a backless booster as well as a high back booster seat.

This Chicco KidFit seat is a perfect fit for long distance journey. It is equipped with back wings and arm rests to keep the toddler comfortable. It also has cup holders that are part of the seat and does project outwards.


  • The major parts of this chair booster can be removed and washed with a washing machine and drier.
  • With the help of the SuperCinch latch, attaching the baby seat hasn’t been any easier.


  • This slim car seat is more of a booster seat and some users have complained that it is not good for toddlers. It’s to be used with a seat belt and for children more than 4 years of age.

Evenflo Chase Harnessed Booster Seat

Evenflo Chase Harnessed Booster Seat ($70.00)

This great product from even flow is good for toddlers weighing about 22 pounds. The harness can even be used for children who weigh up to 40 pounds, because it can be used with a seat belt too.

Some users say they like this product because it is available in different colors. The unit has cup holders also and is quite easy to carry around. It will fit into the car with the help of the latch system.

This makes it easy if you need to switch cars often. As a booster seat, it can be used for kids over the age of 2 years, so far as they are between the height of 28 inches and 57 inches, till they get to 110 pounds.


  • This is the car seat your child can grow with, as the harness can be adjusted into 4 different sizes.
  • One of the safest booster seats there is.
  • Covers can be washed with washing machine.


  • Even with the latch system, installation still takes a longer time.

Britax B-Safe 35

Britax B-Safe 35 ($578.70)

This product from Britax is one of the best, especially if you need room for other passengers at the back seat. It boasts of a steel frame and protection from side impact.

The latch system makes it easy to use and saves installation time. The base of this booster seat absorbs pressure and vibrations very well. It is really good for babies that weigh 4 to 35 pounds, so far as they are not more than 32 inches tall.


  • What users like the most is that it is compatible with strollers of other brands.
  • The reclining system has an indicator that shows you the correct angle during installation.
  • The latch system is quite easy to install with the patented Safe Centre system.


  • This baby car seat is so slim that even some users complained that their babies out grew it quickly.



Protecting our kids on the road is very important, and that’s why baby seats were manufactured. Making them slim and comfortable is important for our babies too. With this review, we hope you find it easier to choose well, as now you have multiple options!