Graco SlimFit3 LX vs Maxi-Cosi Pria All-in-One

The Pria All-in-One lists for $30 less.

Only the differences are shown.

Graco SlimFit3 LXMaxi-Cosi Pria All-in-One
TypeAll-in-oneAll-in-one
List price$299.99$269.99Lowest price
Rear-facing weight5–40 lb5–40 lb
Rear-facing heightUp to 49 in19–40 in
Forward-facing weight26.5–65 lb30–65 lb
Forward-facing heightUp to 49 in34.4–49 in
Booster weight40–100 lb40–100 lb
Booster height43–57 in43.4–52 in
Seat weight19.2 lb12.2 lbLightest
Width16.7 inNot listed
Head ruleRear-facing: top of head is at least 1” (2.5 cm) below the headrest adjustment handle. Forward-facing: top of child’s ears must be below top of headrest.Rear-facing: the top of your child's head MUST be at least 1 in. (2.5 cm) below the top of the car seat's headrest. Forward-facing: the top of your child's ears MUST be below the top of the car seat's headrest. Booster: the top of your child's ears should never be above the top of the booster seat's headrest.
Newborn insertHead support and body support (on select models) can be used only for children weighing less than 20 lb (9 kg); rear-facing only; body support must be used if shoulders are below the lowest harness setting.Head pillow and body pillow (on select models), optional, rear-facing mode only; must be used together. Manual: when using the lower shoulder harness slots for smaller children, you MUST use the head and body pillow and the headrest MUST be in the lowest position.
InstallationLATCH, seat beltLATCH (1-click connectors), seat belt
Load legNoNo
Anti-rebound barNoNo
RotatesNoNo
Harness heights105
Recline positions43
Aircraft labelCertified for aircraft, per the makerCertified for aircraft, per the maker
No added flame retardantsNot listedYes
Expires after10 years10 years

Graco SlimFit3 LX

A narrow three-mode all-in-one built for tight back seats.

  • Only 16.7 in wide
  • Light at 19.2 lb
  • Cover comes off in about 60 seconds
  • Rear-facing limit is 40 lb
  • No backless booster mode

Maxi-Cosi Pria All-in-One

Maxi-Cosi's lighter, lower-priced all-in-one that covers rear-facing, forward-facing and high-back booster use.

  • Light for an all-in-one
  • Fabric made without added fire-retardant treatment
  • Aircraft compatible per Maxi-Cosi
  • Rear-facing capped at 40 lb
  • Only 3 recline positions
Ask the meadow

SlimFit3 LX or Pria All-in-One?

Answers come from each maker's published specs. Safety and health questions link to the agency or medical source.

Which is easier to travel with?

SlimFit3 LX: certified for planes, 19.2 lb. Pria All-in-One: certified for planes, 12.2 lb.

What does the extra $30 for the SlimFit3 LX get you?

No extra listed feature from the ones we track (load leg, anti-rebound bar, rotation, flame retardants). Compare fabrics, ease of install, and fit in your car. Both meet the same federal crash standard.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.