Smallest Convertible Car Seats 2021

It can be hard to fit everything in your car, especially if you have young children and they need a special seat for them. Many brands on the market manufacture these types of products, but not all of them offer compactness. There are a few on the market that offer everything your child needs for a comfortable trip and still provide you with excess space when it is installed in the car. To make your search easier, we compared brands, product quality and user ratings to present you with a review of the 10 smallest convertible car seats currently available on the market. Before purchasing, make sure the dimensions fit your wishes.

Smallest Convertible Car Seats

Britax Emblem 3 Stage Convertible Car Seat, Dash

  • Dimensions: 19 x 18.25 x 29.5 inches
  • It is fairly easy to install it into the car.
  • It doesn’t need any rethreading ever. It is promised to grow with your child.
  • You can easily clean up without it being in the way. Simply remove the car seat cover.
  • It has numerous safety features to guarantee your child’s safety at all times.
  • It has an almost perfect rating and huge popularity on Amazon, making it one of the best and smallest convertible car seats currently available on the market.


Diono 2019 Radian 3R All-in-One Convertible Car Seat, Pink

  • Dimensions: 16.14 x 16.93 x 28.35 inches
  • A slim fit and convertible car seat that features a unique design.
  • It is promised to adapt to your child’s growing needs.
  • It provides your child with the safest travel position possible.
  • It has a special steel-reinforced frame inside it to provide ultimate protection against any odds.
  • It features a Super LATCH installation, which means it is very easy to install it into your car.
  • It can be purchased in several different colors, is available for a fairly low price and has one of the best ratings so far. One of the best and smallest convertible car seats currently available.


Graco TrioGrow SnugLock LX 3 in 1 Car Seat, Infant to Toddler Car Seat, Sonic

  • Dimensions: 19.25 x 22.5 x 25.5 inches
  • It is promised that it can be installed in less than a minute.
  • This car seat grows with your toddler.
  • This convertible car seat has been tested rigorously to ensure the best possible outcome in any situation.
  • It doesn’t need any rethreading of the harness.
  • Many products have been sold up until now without lowering its almost perfect rating, making it viable to be called one of the best and smallest convertible car seats.


Britax Boulevard ClickTight Convertible Car Seat, Trek

  • Dimensions: 23 x 18.5 x 23.5 inches
  • It is fairly easily installed, saving you a lot of time in the process.
  • It doesn’t need any rethreading. Ever!
  • You will hear a click when the harness has been pulled to the proper tightness.
  • It has special integrated protection features like 2 layers of side impact protection, a steel frame and an impact-absorbing base.
  • It is available in many different colors and has one of the best ratings currently on the market.


Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear Facing & Forward Facing, 10 Years 1 Car Seat, Slim Fit 3 Across, Pink Blossom

  • Dimensions: 16 x 17 x 28.25 inches
  • It was designed to keep your child rear-facing for much longer than other products of this type.
  • A special high-back booster provides additional protection.
  • It adapts with your growing child and promises to be useful for up to 10 years.
  • The reinforced steel core offers protection like not many other products of this type.
  • It is available in 5 different colors and has an almost great rating on Amazon.
  • Because of its dimensions, it is viable to be called one of the smallest convertible car seats currently available on the market.


Britax Marathon ClickTight Convertible Car Seat, Verve

  • Dimensions: 23 x 18.5 x 23.5 inches
  • It has one of the simplest installation processes currently available on the market.
  • It doesn’t need any rethreading. Ever!
  • It has the option of 7 different recline positions.
  • It has numerous additional protective features, like a layer of side impact protection, a steel frame and an impact-absorbing base.
  • With a fairly low price, many great customer feedback and fairly small size, it easily takes a place on our list of the smallest convertible car seats.


Cosco Finale DX 2-in-1 Booster Car Seat, Sweet Berry

  • Dimensions: 18.25 x 19 x 29.75 inches
  • It features a fairly lightweight product, making it very easily transported between cars.
  • It features a high-quality fabric that offers great comfort for your children.
  • The cup holder can be detached and put in the dishwasher for an easy and quick clean-up.
  • It features a slim, compact size and is available for a fairly low price.


Safety 1st Jive 2-in-1 Convertible Car Seat, Harvest Moon

  • Dimensions: 29.75 x 18.13 x 16.25 inches
  • Provides your child with a very comfortable ride.
  • It comes with 2 cup holders that can be removed and put in the dishwasher.
  • It has a 5-point harness and can be easily adjusted up-front.
  • The head and body pillow can be removed.
  • It is a product that is airplane-ready. It is certified to be used on an aircraft.
  • Available for a fairly low price.