41 Safety 1st models listed in the US: 8 infant seats, 5 convertible seats, 17 all-in-one seats, 6 harness-to-booster seats, 3 2-in-1 boosters, 2 backless boosters. Limits and specifications were checked against Safety 1st’s US site and manuals on September 17, 2026. Safety 1st US site (opens in a new tab)
| Car seat | Fits child (lb) | Rear-facingRear | Forward-facingForward | BoosterBooster | WidthWidth | Seat weightWeight | Usable lifeLife | Aircraft |
|---|---|---|---|---|---|---|---|---|
| Turn and Go 360Rotating all-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | No |
| Turn and Go 360 DLXRotating all-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | No |
| Turn and Go 360 STRotating all-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | No |
| Disney Baby Turn and Go 360Rotating all-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| Grow and GoAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Disney Baby Grow and Go All-in-One Convertible Car Seat (CC411)All-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Disney Baby Grow and Go All-in-One Convertible Car Seat (CC253)All-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Grow and Go SprintAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| Grow and Go Extend 'n Ride LXAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| QuickFitAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| TriFitAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| TriMateAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| CrosstownAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | 19.5 in | Not published | 10 yr | Certified |
| Disney Baby Easy Elite SlimAll-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| EverSlim 4-in-1All-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| Disney Baby EverSlim 4-in-1All-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| SlimRide 4-in-1All-in-one | 5–100 lb | 40 lb | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Grand 2-in-1Harness-to-booster | 40–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| Boost-and-Go Essential 3-in-1Harness-to-booster | 30–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | Not published | Not stated |
| Comfort Ride 3-in-1Harness-to-booster | 30–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Disney Baby MagicSquad 3-in-1 HarnessHarness-to-booster | 30–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Disney Baby Finale 2-in-1 Booster Car Seat (BC209)Harness-to-booster | 40–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Disney Baby Finale 2-in-1 Booster Car Seat (BC220)Harness-to-booster | 40–100 lb | Not published | 65 lb | 100 lb | Not published | Not published | 10 yr | Certified |
| Grow and Go 2-in-1 Belt-Positioning Booster Car Seat featuring ComfortWings2-in-1 booster | 40–100 lb | Not published | Not published | 100 lb | Not published | Not published | 10 yr | No |
| Store 'n Go Sport2-in-1 booster | 40–100 lb | Not published | Not published | 100 lb | Not published | Not published | 10 yr | No |
| Disney Baby Pronto!2-in-1 booster | 40–100 lb | Not published | Not published | 100 lb | Not published | Not published | 10 yr | No |
| Comfort Ride LiteBackless booster | 40–100 lb | Not published | Not published | 100 lb | Not published | Not published | Not published | Not stated |
| Disney Baby Rise LXBackless booster | 40–100 lb | Not published | Not published | 100 lb | Not published | Not published | 10 yr | No |
| EllarisConvertible | 5–65 lb | 40 lb | 65 lb | Not published | Not published | Not published | 10 yr | Certified |
| Disney Baby EllarisConvertible | 5–65 lb | 40 lb | 65 lb | Not published | Not published | Not published | 10 yr | Certified |
| Disney Baby Jive 2-in-1Convertible | 5–65 lb | 40 lb | 65 lb | Not published | Not published | Not published | 10 yr | Certified |
| Smooth RideConvertible | 5–50 lb | 40 lb | 50 lb | Not published | Not published | Not published | 10 yr | Certified |
| Disney Baby Scenera ExtendConvertible | 5–50 lb | 40 lb | 50 lb | Not published | Not published | Not published | 10 yr | Certified |
| onBoard FLXInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | 8 yr | Certified |
| onBoard Insta-LATCH DLXInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | 7.5 lb | 8 yr | Certified |
| onBoard Insta-LATCHInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | Not published | Certified |
| onBoard Slide DLX Infant Car Seat featuring SafetySlide BaseInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | 8 yr | Certified |
| onBoard Slide Infant Car Seat featuring SafetySlide BaseInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | 8 yr | Certified |
| Light 'n ComfyInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | 8 yr | Certified |
| onBoard LTXInfant | 4–30 lb | 30 lb | Not published | Not published | Not published | Not published | Not published | Not stated |
| Dreamride Infant Car BedInfant | 5–20 lb | Not published | Not published | Not published | Not published | Not published | 8 yr | No |
Limits and specifications are each manufacturer’s own, checked September 17, 2026. A dash means the maker does not publish that number. A highlighted number is simply the highest or lowest value in this table, not a recommendation.
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 40–65 lb | 43.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 40–65 lb | 43.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harnessfrom 12 months | 22–65 lb | 29–49 in |
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–50 lb | 34.4–44 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Side-facing car bed (lying flat, 3-point harness) | 5–20 lb | 19–26 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Backless booster | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Forward-facing harness booster | 40–65 lb | 43.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness (infant carrier) | 4–30 lb | Up to 32 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–50 lb | 34.4–44 in |
| Mode | Weight | Height |
|---|---|---|
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–57 in |
| Backless booster | 40–100 lb | 43.4–57 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
| Mode | Weight | Height |
|---|---|---|
| Rear-facing harness | 5–40 lb | 19–40 in |
| Forward-facing harness | 30–65 lb | 34.4–49 in |
| Belt-positioning booster (high-back) | 40–100 lb | 43.4–52 in |
Limits and specifications come from each manufacturer’s US website and instruction manual. They are not a fit or safety verdict, and I have not hands-on tested these seats. Follow your seat’s own labels and manual. Amazon links are affiliate links. See my sources and limits.
