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Britax

Britax Willow Brook S+ Travel System

  • Maximum Weight Recommendation: 30 pounds
  • Harness Type: 5 Point
  • Material Type: Metal
  • Frame Material: Aluminum

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A metal reinforced Britax seat spanning newborn to toddler use, worth it if you're installing it once and leaving it in place rather than moving it often.

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ASIN: B0C6MXQLSGModel: S14691000Category: Child Car Seats

Overview

Britax's S14691000 is listed for the newborn to toddler age range, with a stated weight capacity of 30 pounds and a metal reinforced build. The seat itself weighs 26 pounds and measures 34 inches long, 23.75 inches wide and 42 inches tall.

A metal reinforced build is a common reason a car seat's own weight climbs, since the frame material trades portability for structural strength. At 26 pounds this is a seat you install and leave in the car rather than move between vehicles often. The newborn to toddler labeling suggests multi-stage use, though buyers should still check the 30 pound weight capacity against their child's current weight before assuming years of headroom.

  • Newborn to toddler age range
  • 30 pound weight capacity
  • Metal reinforced material
  • 26 pound seat weight

Who it's for

Fits families installing one seat in a car for the longer term across the newborn to toddler stages. Less practical for anyone who needs to swap a seat between two cars regularly given the 26 pound weight.

Pros and cons

Pros
  • Newborn to toddler age range covers multiple stages
  • Metal reinforced build
Cons
  • 26 pounds makes it heavy to move between cars
  • 30 pound weight capacity is worth checking against your child's current weight

Performance notes

The metal reinforcement contributes to the seat's 26 pound weight, generally a tradeoff for a sturdier structure rather than a lightweight one. The 30 pound weight capacity and newborn to toddler age labeling point to multi-stage use, though exactly how long that spans depends on your child's individual growth.

Specifications

BrandBritax
ModelS14691000
Dimensions & fit
Maximum Weight Recommendation30 poundslower than 89% of 39 child car seats
Item Weight26 poundshigher than 76% of 99 child car seats
Rear Facing Minimum Weight4 pounds
Car Seat Weight Capacity Maximum30 pounds
Rear Facing Maximum Weight30 pounds
Item Dimensions L X W X H34 × 23.8 × 42 inches
Folded Size28 × 20 × 12 inches
Rear Facing Stroller Maximum Height32 inches
Front Wheel Diameter6.5 inches
Back Wheel Diameter9.5 inches
Capacity & performance
Seating Capacity1
Age Range DescriptionNewborn To Toddler
Construction & materials
Material TypeMetal
Frame MaterialAluminum
Seat Materialfabric
Canopy MaterialWater-Resistant Fabric
Tire MaterialRubber or Plastic
ColorSand Onyx
Compatibility & installation
Is Car Seat CompatibleYes
Compatible Car Seat ModelsBritax Willow S Infant Car Seat
Included components
Unit Count1
Included ComponentsBritax Willow S Baby Car Seat, Alpine Base, Brook+ Stroller
Warranty & support
Manufacturer Warranty Description1 Year
Other details
Harness Type5 Point
Stroller TypeModular Stroller
Number Of Wheels4
Builtin LightNo
Has Stroller Brake SystemYes
Part NumberS14691000
Harness Feature5 Point Harness
Care InstructionsHand Wash Only, ICS: Safe to Machine Wash and Dry
Item Type NameTravel System
Specification MetClickTight Technology, LATCH System, FMVSS 213

Closest rivals on specs

Graco Modes Element Travel System
  • Maximum Weight Recommendation 30 vs 35 pounds (-14%)
Maxi-Cosi Zelia Pro 5-in-1 Travel System
  • Maximum Weight Recommendation 30 vs 50 pounds (-40%)
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Frequently asked questions

What age range is this seat listed for?

Newborn to toddler.

What is the weight capacity?

30 pounds, per the listing.

How much does the seat itself weigh?

26 pounds, with dimensions of 34 by 23.75 by 42 inches.