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Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection

Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection

3· 253 ratings

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$99.99at TargetObserved at 7:19 AM

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Our take on the Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection

The Baby Trend Hybrid SI is a forward-facing combination booster that runs from a harnessed seat to a high-back booster and then a backless booster, so one seat covers several years. It adds side impact protection and a chair-style shell. At $85.99 at eBay as of November 4, 2026, it sits at the low end of its recent range, with only two stores listing it new.

Best forBudget-minded families moving up from an infant seatKids who have outgrown a rear-facing convertibleGrandparents or second cars needing a spare seatParents who want one seat to last through booster years
Pros
  • Three modes in one seat: harness, high-back booster, backless booster
  • Side impact protection built into the head and torso area
  • Low price for a 3-in-1, under $90 at the latest best listing
  • Chair-style shell gives a defined seat and headrest
  • Easy to move between cars as a booster
Cons
  • Rated 3 out of 5 from 253 ratings, a middling score
  • Forward-facing only; no rear-facing use
  • Harness mode has lower weight limits than many convertibles
  • Bulky shell takes up rear-seat space
  • Padding and fabrics are basic at this price

Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection prices at every store

  • TargetNew

    In stock

    $99.99Observed at 7:19 AM
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Also available at

  • eBayCheck price at eBay
  • Baby TrendCheck price at Baby Trend
  • DoorDashCheck price at DoorDash
  • RebelCheck price at Rebel
  • ShiptCheck price at Shipt
  • Uber EatsCheck price at Uber Eats

Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection price history

Lowest price we've seen: $59.99 on Nov 4 at Rebel. Tracked across 6 stores since Nov 4.

What reviewers say

Owner feedback is mixed. Many parents call it a solid, affordable seat that works well as a booster, while others report thin padding and a harness that is fiddly to adjust.

Pros
  • Good value for a 3-in-1 seat
  • Simple to convert to booster mode
  • Side impact headrest gives peace of mind
Cons
  • Padding feels thin on long rides
  • Harness straps can twist and need frequent adjusting
  • Bulkier than expected in smaller back seats

Specifications

Type
Booster
Booster Type
Chair-style
Color
Black

Questions and answers

Is the Baby Trend Hybrid SI worth it?
At $85.99 at eBay as of November 4, 2026, it is a cheap way to cover harness and booster years in one seat. If you need rear-facing use or plush padding, spend more on a convertible.
How long can my child use it?
It is forward-facing only and moves from a 5-point harness to a high-back booster, then a backless booster. Check the label for the exact weight and height limits, since harness mode tops out lower than many convertibles.
Does it fit three across in a back seat?
The chair-style shell is wide, so three across is tight in most sedans. Measure your back seat before buying if you need to fit other seats beside it.
What is in the box?
You get the seat with its harness and booster back, plus the backless base. The back detaches when your child moves to backless booster mode.
When is it cheapest?
The latest best price was $85.99 at eBay as of November 4, 2026, with only two stores selling it new. With so few sellers, watch for stock changes rather than deep seasonal discounts.
Where is the Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection cheapest?
At Target, for $99.99, as of our latest check.
What do buyers say about the Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection?
Rated 3 out of 5 from 253 ratings.
Where can I buy the Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection?
7 stores we checked sell it, including Target, eBay, Baby Trend, DoorDash, Rebel.

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