Safety 1st OnBoard FLX Infant Car Seat, Old Soul
- EASY FOR PARENTS, A COMFY, SECURE RIDE FOR LITTLES The onBoard FLX Infant Car Seat fits little ones 4–30 lbs. rear-facing and up to 32". Com…
- AN ULTRA-LIGHTWEIGHT CARRY Getting out and about with your baby has never been easier than with this super light car seat. The infant carrie…
- EASY IS THE NAME OF THE GAME The onBoard FLX Infant Car Seat is LATCH-equipped for quick installation. The 1-pull harness adjustment is simp…
- ALWAYS JUST RIGHT Newborn head and body inserts for the perfect fit for the littlest travelers. 4 harness heights are spaced for adjustments…
- ADDITIONAL FEATURES YOU’LL LOVE Side Impact Protection (SIP) with deep sides and energy-absorbing materials. 5-point harness with up-front a…
Price & Buy Timing
Currently $134.99 — $4.80 below the 90-day average of $139.80.
All-time low: $101.20 on Thu Nov 20 (from 25 price checks).
Mubboo Value Score: 6.7/10
How it stacks up
Rated 4.7/5 — better than 68% of 59 Baby Car Seats we track. Budget-tier pricing at $134.99.
Head-to-Head vs Category Leader
| Safety 1st | Graco (Leader) | |
|---|---|---|
| Price | $134.99 | $229.99 |
| Rating | 4.7/5 | 4.9/5 |
| Reviews | 8,387 | 5,450 |
| Mubboo Score | 6.7/10 | 5.3/10 |
The Safety 1st OnBoard FLX Infant Car Seat, Old Soul offers comparable quality at 41% lower price.
What reviewers say
Synthesized from 40 reviews · 100% verified purchases.
Measure your vehicle’s back seat depth and front passenger legroom before buying, as some convertible seats are larger than expected and can force the front seat forward. Expect a physically demanding install for certain models; test-fit if possible.
Rating reliability
About Safety 1st
- 17 products in our database
- Average rating: 4.6/5 across all products
- Price range: $13.99 – $231.99
- Categories: Baby Bouncers, Baby Carriers, Baby Gates, Baby Thermometers, Baby Walkers, Baby Car Seats
Other Baby Car Seats
Frequently Asked Questions
Is the Safety 1st Safety 1st OnBoard FLX Infant Car Seat, Old Soul worth buying in 2026?
It earns a Mubboo Score of 6.7/10, with a 4.7/5 rating from 8,387 reviews — better than 68% of Baby Car Seats we track.
How much does the Safety 1st Safety 1st OnBoard FLX Infant Car Seat, cost?
It is currently $134.99. The 90-day average is $139.80 and the all-time low we recorded is $101.20.
How does it compare to the top-rated Baby Car Seats?
The Safety 1st OnBoard FLX Infant Car Seat, Old Soul offers comparable quality at 41% lower price.
Sources & References
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