Weight and certification matter more than price or looks
A car seat is safety equipment first, so confirming it fits your child's current and near-future weight range and carries a valid, recognized safety certification should come before comparing style or price -- check the exact certification number and weight limits on the product page before buying.
This is general safety guidance, not a substitute for the manufacturer's manual
Weight limits, installation steps, and rear-facing thresholds vary by specific product, so always follow the exact instructions in your car seat's own manual and consult your vehicle's manual for compatibility, rather than relying on general rules alone.
Frequently Asked Questions
Does a newborn really need a car seat for the very first ride home?
Yes -- a car seat is needed from the very first ride, including leaving the hospital or birthing center, and holding an infant in your arms in a moving vehicle is unsafe and, in most places, against the law.
Is it safe to use a secondhand car seat?
It's generally not recommended if the seat has any crash history, since internal damage may not be visible, and if you do use a secondhand seat, confirming it has no prior crash history and hasn't exceeded its expiration date is essential.