Baby Trend Hybrid SI 3-in-1 vs Safety 1st Grand 2-in-1

The Grand 2-in-1 lists for $20 less.

Only the differences are shown.

Baby Trend Hybrid SI 3-in-1Safety 1st Grand 2-in-1
TypeHarness-to-boosterHarness-to-booster
List price$99.99$79.99Lowest price
Forward-facing weight30–50 lb40–65 lbHighest harness limit
Forward-facing height29–48 in43.4–49 in
Booster weight40–100 lb40–100 lb
Booster height38–57 in43.4–52 in
Seat weight16 lbNot listed
Head ruleToddler mode until child exceeds 50 lbs, 48 in., 'or shoulders are above top harness slots'. Backless: 'Top of child's ears must be below top of vehicle seat back or vehicle headrest'.Not listed
InstallationLATCH forward-facing + top tether, LATCH forward-facing without tether (to 50 lb), seat belt forward-facing + top tether, booster: vehicle lap/shoulder beltvehicle lap/shoulder belt (booster mode)
Load legNoNo
Anti-rebound barNoNo
RotatesNoNo
Harness heights4Not listed
Aircraft labelCertified for aircraft, per the makerCertified for aircraft, per the maker
Expires after6 years10 years

Baby Trend Hybrid SI 3-in-1

    Safety 1st Grand 2-in-1

    A harness-to-booster seat. Safety 1st lists harness mode at 40 to 65 lb and booster mode at 40 to 100 lb.

    • Low price
    • Slim design, Safety 1st says it fits three across in most vehicles
    • Removable cup holders and washable pad
    • Harness mode starts at 40 lb
    Ask the meadow

    Hybrid SI 3-in-1 or Grand 2-in-1?

    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?

    Hybrid SI 3-in-1: certified for planes, 16 lb. Grand 2-in-1: certified for planes.

    What does the extra $20 for the Hybrid SI 3-in-1 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.