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Top 6
June 2025
Best Toddler Car Seat 3 Years And Up Boy
We made a list of the top 6 Toddler Car Seat 3 Years And Up Boy based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, and Belt-Positioning 40-100 Pounds, High Street
Safety 1st
9.4
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2-IN-1 FUNCTIONALITY: This harness booster car seat adapts as your child grows, transforming from a forward-facing car seat with a harness for 30-65 pounds to a belt-positioning booster car seat with back for 40-100 pounds.
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FITS 3 ACROSS: Great for large families or carpools, this 2-in-1 booster car seat for forward-facing with harness and belt-positioning booster with high back is designed to fit three across in the back seat of most vehicles.
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LIGHTWEIGHT & PORTABLE: Easily move this booster car seat from car to car, thanks to its lightweight design, making it ideal for busy, on-the-go families needing versatile booster seats for children 30–100 pounds.
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CUSTOMIZABLE SUPPORT: The adjustable headrest allows for tailored support as your child grows, providing comfort during every ride in this 2-in-booster car seat with a 5-point harness that converts to a belt-positioning high back booster seat.
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EASY TO CLEAN: 2-in-1 booster car seat for forward-facing with harness and belt-positioning booster with high back has a seat pad that is machine washable and dryer safe; two removable cup holders are dishwasher safe.
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2
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Eloise
Graco
9.3
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✓
3-in-1 harness booster helps protect your child, from toddler to youth
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Grows with your child from forward-facing harness (26.5-65 lb) to highback booster (40-100 lb*) to backless booster (40-100 lb) *To continue to meet industry standards, we have increased the weight minimum from 30 to 40 lb
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No-Rethread Simply Safe Adjust Harness System allows the headrest and harness to adjust together in one motion
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Lightweight, portable seat is ideal for busy, active parents
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One-hand, 9-position adjustable headrest grows with your child
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3
Graco TurboBooster 2.0 Highback Booster Car Seat, Declan
Graco
9.2
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2-in-1 Convertible Seat: From highback to backless booster to accommodate your growing child
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Safety First: Graco ProtectPlus Engineered with rigorous crash tests to ensure maximum safety
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Comfortable Ride: Height-adjustable armrests and head support for your child’s comfort
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Convenient Features: Hide-away cup holders keep your child content on the road
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Secure Positioning: Open-loop belt guides for proper seat belt positioning and independent self-buckling
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Long-lasting Use: Suitable for children from 4-10 years old, weighing 40-100 lbs, and up to 57 inches tall
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Resilient to Extreme Temperatures: Tested based on the New Car Assessment Program for extreme car interior temperatures.
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Fully adjustable headrest keeps your growing child secure on all of your journeys together
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Open-loop belt guides help correctly position your vehicle seat belt (latches not included in this model)
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Be sure to check your local and state laws, as well as AAP and NHTSA recommendations, for car seat usage
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4
Graco TriRide 3-in-1 Convertible Car Seat - Highback Booster, Forward & Rear Facing modes, Suitable from Newborn to Preschooler, Perfect for Long Journeys in Redmond Color
Graco
9.1
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✓
3-in-1 Usage: Grows with your child from infant to preschooler with rear-facing, forward-facing and highback booster capabilities
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Ultimate Safety: Graco ProtectPlus Engineered for rigorous crash protection
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Adjustable Comfort: No-Rethread Simply Safe Adjust Harness System and a 10-position headrest
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Convenience: 6-position recline for better installation and an easy-to-read level indicator to eliminate guesswork
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Built to Last: Features a steel-reinforced frame for long-lasting use
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Snack Ready: Comes complete with 2 cup holders and a machine-washable seat pad
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Convenient Storage: Includes integrated harness storage compartment and removable plush head and body inserts for comfort
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2 easy-to-clean cup holders keep your child's drinks and snacks close at hand
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Easy-to-read level indicator helps eliminate installation guesswork
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Steel-reinforced frame provides strength and durability for 10 years of use
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5
Evenflo High-Back Booster Car Seat with Harness, 22 to 110lbs, Maestro Sport, Granite Gray
Evenflo
9.0
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✓
2 Modes - Converts to booster: Forward-facing harness with belt-positioning booster supports children 22-110 pounds. The height recommendation of a child in harnessed booster is 28-50 inches and in the seat belt booster mode, it is 44-57 inches
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5-Point Harness with 50 pounds. Limit: Holds child's body safely and securely in the car seat
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Upfront Harness Adjust: Central, front access to the harness adjuster provides an easy way to adjust child's harness for an accurate, snug fit
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Shoulder Belt Guide: Automatically positions the vehicle belt in the proper position for your child
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Dual Cup Holders: 2 built-in cup holders keep drinks and snacks within reach - allows driver to stay focused on the road
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6
Baby Trend Hybrid SI 3-in-1 Combination Booster Seat with Side Impact Protection, Dash Plum
Baby Trend
8.6
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Can be used as a harness booster, high-back booster and backless booster
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Superior side impact protection with cushioned padding and side impact pods for enhanced safety
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Comfortable and reversible soft inserts
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5-point adjustable safety harness with padded shoulders and crotch covers
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3 harness height positions with comfortable arm rests
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