Car seat weight and height limits
The limits each manual states for every mode, grouped by seat type. A blank range means the manual does not state it. Tap a page number to read the quotes.
Infant seats
| Model | Rear-facing |
|---|---|
| Baby Trend EZ-Lift PLUS | 4-30 lbup to 29.5 in manual p.1"Child Weight: 4 to 30 lb (1.8 to 13.6kg)." "Child Height: 29.5" or less" |
| Chicco KeyFit 30 | 4-30 lbup to 30 in manual p.4"Weight is between 4 and 30 pounds (1.8 and 13.6 kg)." "Height is 30 inches (76 cm) or less and child's head is no less than 1" (25 mm) below the top of the head rest." |
| Chicco KeyFit 35 | 4-35 lbup to 32 in manual p.4"Weight is between 4 and 35 pounds (1.8 and 15.9 kg)." "Height is 32 inches (81 cm) or less" |
| Chicco KeyFit Max | 4-30 lbup to 32 in manual p.4"Weight is between 4 and 30 pounds (1.8 and 13.6 kg)." "Height is 32 inches (81 cm) or less and child's head is no less than 1" (25 mm) below the top of the head rest." |
| Clek Liing | 4-30 lbup to 32 in manual p.2"Child weighs between 4 and 30 lb (1.8 and 13.6 kg)." "Child's height is 32 in. (81.3 cm) or less." |
| Cybex Aton G Swivel | 4-35 lb17-32 in manual p.9"Weight is between 1.8 and 15.8 kg (4 and 35 lbs)" "Height is between 43 and 81 cm (17 and 32 in)" |
| Cybex Cloud G | 4-35 lb17-32 in manual p.9"Weight is between 1.8 and 15.8 kg (4 and 35 lbs)" "Height is between 43 and 81 cm (17 and 32 in)" |
| Doona Doona X | 4-30 lb17-32 in manual p.12"Weight: 4 to 30 lbs (1.8 to 13.6 kg)." "When the child's height is between 17 - 32 Inches" |
| Evenflo LiteMax 35 | 4-35 lb17-32 in manual p.7"1.8 to 15.8 kg (4 to 35 lbs)" "43 to 81 cm (17 to 32 in.)" |
| Graco SnugRide 35 Lite LX | 4-35 lbup to 32 in manual p.4"This car seat is for children 4-35 lb (1.8-16 kg) and 32" (81 cm) or less." |
| Maxi-Cosi Coral XP | 4-22 lbup to 29 in manual p.7"4-22 lb (1.8-10 kg) and 29 in. (73.6 cm) or less in height" |
| Maxi-Cosi Mico XP Max | 4-30 lbup to 32 in manual p.7"4-30 lb (1.8-13.6 kg) and 32 in. (81.3 cm) or less in height" |
| Nuna PIPA aire | 4-30 lb16-30 in manual p.4"Weight: 4-30 lb (1.8-13.6 kg)" "Height: 16-30 inches (41-76 cm)" |
| Nuna PIPA rx | 4-30 lb16-30 in manual p.4"Weight: 4-30 lb (1.8-13.6 kg)" "Height: 16-30 inches (41-76 cm)" |
| Nuna PIPA urbn | 4-30 lb16-29 in manual p.5"Weight: 4-30 lb (1.8-13.6 kg)" "Height: 16-29 inches (41-74 cm)" |
| Peg Perego Primo Viaggio 4-35 Nido K | 4-35 lbup to 32 in manual p.7"Use only with children who weigh between 4 and 35 pounds (1.8 and 15.9 kg) and whose height is 32 inches (81.3 cm) or less." |
| Peg Perego Primo Viaggio Lounge | 4-30 lbup to 32 in manual p.1"Weight limits: 4 - 30 lbs (1,8 - 13,6 kg)" "Maximum height: 32 inches (81,3 cm)" |
| UPPAbaby Aria V2 | 4-30 lbup to 30 in manual p.5"WEIGHT REQUIREMENTS: 4 - 30 lbs (1.8 - 13.6 kg)" "HEIGHT REQUIREMENTS: 30 in (76.2 cm) or less" |
| UPPAbaby Mesa Max | 4-35 lbup to 32 in manual p.7"WEIGHT REQUIREMENTS: 4 - 35 lbs (1.8 - 15.9 kg)" "HEIGHT REQUIREMENTS: 32 in (81.3 cm) or less" |
| UPPAbaby Mesa V3 | 4-30 lbup to 32 in manual p.5"Weight Requirements: 4-30 lbs (1.8-13.6 kg)" "Height Requirements: 32" (81.3 cm) or less" |
Convertible seats
| Model | Rear-facing | Forward-facing |
|---|---|---|
| Baby Trend Trooper Slim 3-in-1 | 4-40 lbup to 40 in manual p.3"Weight is between 4 and 40 lbs (1.81 and 18.1 kg), and" "Height is 40 inches (102 cm) or less." |
30-65 lbup to 50 in manual p.3"Weight is between 30 to 65 lb (13.6 to 29.5" "Height is 50 inches (127 cm) or less." |
| Britax Boulevard ClickTight | 5-40 lbHeight not stated manual p.6"Use rear-facing for children who weigh between 5 and 40 lbs (2.3 and 18 kg)." |
20-65 lbHeight not stated manual p.6"Use forward-facing for children who weigh between 20 and 65 lbs (9.1 and 29.4 kg)." |
| Britax Marathon ClickTight | 5-40 lbHeight not stated manual p.6"Use rear-facing for children who weigh between 5 and 40 lbs (2.3 and 18 kg)." |
20-65 lbHeight not stated manual p.6"Use forward-facing for children who weigh between 20 and 65 lbs (9.1 and 29.4 kg)." |
| Chicco NextFit Max | 4-50 lbup to 43 in manual p.25"Who weigh between 4 and 50 lbs (1.8-22.7 kg)." "Who are no taller than 43" (109 cm)." |
22-65 lbup to 49 in manual p.27"Who weigh between 22 and 65 lbs (10-29.5 kg)." "Who are no taller than 49" (125 cm) OR when the top of the ears are below the top of the Head Rest." |
| Clek Fllo | 14-50 lb25-43 in manual p.2"Child weighs between 14 and 50 lb (6.4 and 22.7 kg), height is between 25 and 43 in." |
up to 65 lb30-49 in manual p.3"Child weighs between 26.5 and 65 lb (12 and 29.5 kg), height is between 30 and 49 in." |
| Clek Foonf | 14-50 lb25-43 in manual p.2"When Using This Car Seat in Rear-Facing Mode ... 14 - 50 lb" "When Using This Car Seat in Rear-Facing Mode ... 25 - 43"" |
26.5-65 lb30-49 in manual p.3"When Using This Car Seat in Forward-Facing Mode ... 26.5 - 65 lb" "When Using This Car Seat in Forward-Facing Mode ... 30 - 49"" |
| Cosco Scenera NEXT | 5-40 lb19-40 in manual p.1"Rear-Facing Mode: 5-40 lb (2.3-18 kg) and 19-40 in. (48-101.6 cm)" |
22-40 lb29-43 in manual p.1"Forward-Facing Mode: 22-40 lb (10.1-18 kg) and 29-43 in. (73.6-110 cm) and at least 1 year old" |
| Evenflo Gold Revolve360 Slim | 4-50 lb17-48 in manual p.10"1.8 - 22.6 kg (4 - 50 lbs)" "43 - 122 cm (17 - 48 in)" |
22-65 lb28-49 in manual p.12"10 - 29.4 kg (22 - 65 lbs)" "72 - 124 cm (28 - 49 in)" |
| Evenflo Sonus 65 | 5-40 lb19-40 in manual p.13"Weight: 2.3 to 18 kg (5 to 40 lbs)" "Height: 48 to 102 cm (19 to 40 in.)" |
22-65 lb28-50 in manual p.18"Weight: 10 to 29.4 kg (22 to 65 lbs)" "Height: 71 to 127 cm (28 to 50 in.)" |
| Evenflo Tribute | 5-40 lb19-37 in manual p.10"Weight: 2.3 to 18 kg (5 to 40 lbs)" "Height: 48 to 94 cm (19 to 37 in.)" |
22-40 lb28-40 in manual p.16"Weight: 10 to 18 kg (22 to 40 lbs)" "Height: 71 to 102 cm (28 to 40 in.)" |
| Graco Extend2Fit | 4-50 lbHeight not stated manual p.30"Rear-Facing: 4-50 lb (1.8-22.5 kg)" |
22-65 lbup to 49 in manual p.48"Forward-Facing: 22-65 lb (10-30 kg) and 49 inches (125 cm) or less" |
| Nuna RAVA | 5-50 lb18-49 in manual p.22"Rear Facing Weight: 5-50 lb (2.3-22.7 kg)" "Rear Facing Height: 18-49 in. (46-125 cm)" |
30-65 lb34-49 in manual p.22"Forward Facing Weight: 30-65 lb (13.6-30 kg)" "Forward Facing Height: 34-49 in. (87-125 cm)" |
| Nuna REVV | 5-30 lb18-34 in manual p.5"Rear Facing Weight: 5-30 lb (2.3-13.6 kg)" "Rear Facing Height: 18-34 in. (46-87 cm)" |
30-40 lb34-43 in manual p.5"Forward Facing Weight: 30-40 lb (13.6-18 kg)" "Forward Facing Height: 34-43 in. (87-110 cm)" |
All-in-one seats
| Model | Rear-facing | Forward-facing | Booster |
|---|---|---|---|
| Baby Trend Cover Me 4-in-1 | 4-40 lbup to 40 in manual p.4"Weight is between 4 and 40 lbs (1.81 and 18.1 kg), and" "Height is 40 inches (102 cm) or less." |
30-65 lbup to 50 in manual p.4"Weight is between 30 to 65 lb (13.6 to 29.5 kg)" "Height is 50 inches (127 cm) or less." |
40-100 lb44-57 in manual p.4"Weight is between 40 and 100 lbs (18.1 and 45 kg), and" "Height is between 44 and 57 inches (112 and 145 cm)." |
| Britax One4Life ClickTight | 5-50 lbHeight not stated manual p.6"Use REAR-facing for children who weigh between 5 and 50 lb (2.3 and 22.7 kg)." |
22-65 lbup to 49 in manual p.6, 10"Use FORWARD-facing with a harness for children who weigh between 22 and 65 lb (10 and 29.5 kg)." "with children weighing 22 - 65 lb (10 - 29.5 kg), and who are 49 in (124.5 cm) or less in height" |
40-120 lb44-63 in manual p.6"Use in BOOSTER mode only with children who weigh between 40 and 120 lb (18.1 and 54.4 kg)" "and whose height is between 44 and 63 in (111.8 and 160 cm)." |
| Chicco Fit4 | 4-40 lbup to 43 in manual p.14"Who weigh between 4 and 40 lbs ( 1.8 kg" "Who are no taller than 43" (109 cm)." |
25-65 lbup to 54 in manual p.15"Who weigh between 25 and 65 lbs" "Who are no taller than 54" (137 cm) OR when the top of the ears are below the top of the Head Rest." |
40-100 lb38-57 in manual p.16"Who weigh between 40 and 100 lbs" "Who are 38" to 57" (97 - 145 cm) tall." |
| Chicco OneFit | 5-40 lbup to 43 in manual p.14"Who weigh between 5 and 40 lbs (2.3-18 kg)." "Who are no taller than 43" (109 cm)." |
25-65 lbup to 54 in manual p.15"Who weigh between 25 and 65 lbs (11.4-29.5 kg)." "Who are no taller than 54" (137 cm) OR when the top of the ears are below the top of the Head Rest." |
40-100 lb38-57 in manual p.16"Who weigh between 40 and 100 lbs (18-45.3 kg)." "Who are 38" to 57" (97 - 145 cm) tall." |
| Evenflo EveryStage | 4-50 lb17-48 in manual p.26"Weight: 1.8 to 22.6 kg (4 to 50 lbs)" "Height: 43 to 122 cm (17 to 48 in.)" |
22-65 lb28-49 in manual p.38"Weight: 10 to 29.4 kg (22 to 65 lbs)" "Height: 71 to 124 cm (28 to 49 in.)" |
40-120 lb44-57 in manual p.52"Weight: 18 to 54.4 kg (40 to 120 lbs)" "Height: 112 to 145 cm (44 to 57 in.)" |
| Evenflo Gold Revolve360 | 4-40 lb17-40 in manual p.10"Rear-Facing Mode CHILD REQUIREMENTS 1.9 - 18 kg (4 - 40 lbs)" "44 - 101 cm (17 - 40 in)" |
22-65 lb28-49 in manual p.12"Forward-Facing Mode CHILD REQUIREMENTS 10 - 29.4 kg (22 - 65 lbs)" "72 - 124 cm (28 - 49 in)" |
40-120 lb44-57 in manual p.15"Booster Mode CHILD REQUIREMENTS 18 - 54.4 kg (40 - 120 lbs)" "112 - 144 cm (44 - 57 in)" |
| Evenflo Gold Revolve360 Extend | 4-50 lb17-48 in manual p.10"1.8 - 22.6 kg (4 - 50 lbs)" "43 - 122 cm (17 - 48 in)" |
22-65 lb28-49 in manual p.12"10 - 29.4 kg (22 - 65 lbs)" "72 - 124 cm (28 - 49 in)" |
40-120 lb44-57 in manual p.15"18 - 54.4 kg (40 - 120 lbs)" "112 - 144 cm (44 - 57 in)" |
| Graco 4Ever DLX | 4-40 lbup to 49 in manual p.5, 12"This car seat is for children:Rear-Facing: 4-40 lb (1.8-18 kg)" "Rear-Facing with 5-Point Harness Must be 49" (125 cm) or less" |
26.5-65 lbup to 49 in manual p.5, 12"Forward-Facing: 26.5-65 lb (12-30 kg)" "Forward-Facing with 5-Point Harness Must be 49" (125 cm) or less" |
40-120 lb43-57 in manual p.5, 12"Backless Booster: 40-120 lb (18.1-54 kg)" "Must be 43-57" (110.1-145 cm) tall and 4+ years old" |
| Graco Extend2Fit 3-in-1 | 4-50 lbHeight not stated manual p.5"This car seat is for children: Rear-Facing: 4-50 lb (1.8-22.5 kg)" |
26.5-65 lbHeight not stated manual p.5"Forward Facing: 26.5-65 lb (12-30 kg)" |
40-100 lb43-57 in manual p.5, 14"Booster: 40-100 lb (18.1-45 kg)" "Must be 43-57" (110.1-145 cm) tall and 4+ years old." |
| Maxi-Cosi Pria Max | 4-40 lb19-40 in manual p.2"REAR-FACING MODE 4-40 lb (1.8-18 kg) and 19-40 in. (48-101.6 cm)" |
22-65 lb29-49 in manual p.2"FORWARD-FACING MODE 22-65 lb (10.1-29 kg) and 29-49 in. (73.6-125 cm)" |
Not stated in the manual |
| Nuna EXEC | 5-50 lb18-49 in manual p.5"Rear Facing Weight: 5-50 lb (2.3-22.7 kg)" "Rear Facing Height: 18-49 in. (46-125 cm)" |
30-65 lb34-49 in manual p.5"Forward Facing Weight: 30-65 lb (13.6-30 kg)" "Forward Facing Height: 34-49 in. (87-125 cm)" |
40-110 lb43-57 in manual p.5"Booster Weight: 40-110 lb (18-50 kg)" "Booster Height: 43-57 in. (110-145 cm)" |
| Safety 1st Grow and Go Sprint | 5-40 lb19-40 in manual p.7"REAR-FACING MODE 5-40 lb (2.3-18 kg) and 19-40 in. (48-101.6 cm)" |
22-65 lb29-49 in manual p.7"FORWARD-FACING MODE ... 22-65 lb (10.1-29 kg) and 29-49 in. (73.6-125 cm)" |
40-100 lb43-52 in manual p.7"BOOSTER SEAT MODE ... 40-100 lb (18.1-45.4 kg) and 43-52 in. (110.1-132.1 cm)" |
Combination seats
| Model | Forward-facing | Booster |
|---|---|---|
| Britax Frontier ClickTight | 25-90 lb30-58 in manual p.6"weigh between 25 and 90 lbs (11.3 and 40.8 kg); and" "stand between 30 and 58 in. (76.2 and 147.3 cm) in height; and" |
40-120 lb45-62 in manual p.6"weigh between 40 and 120 lbs (18.1 and 54.4 kg); and" "stand between 45 and 62 in. (114.3 and 157.5 cm) in height; and" |
| Britax Grow With You ClickTight | 25-65 lb34-49 in manual p.9"Weigh between 25 and 65 lbs (11.3 and 30 kg); and" "Stand between 34 and 49 in. (85 and 125 cm) in height;" |
40-120 lb44-63 in manual p.9"Weigh between 40 and 120 lbs (18 and 54 kg); and" "Stand between 44 and 63 in. (110 and 160 cm) in height;" |
| Chicco MyFit Zip Air | 25-65 lbup to 54 in manual p.4"Weight is between 25 and 65 pounds (11.4 and 29.5 kg)." "Height is 54 inches (137 cm) tall or less." |
40-100 lb38-57 in manual p.4"Weight is between 40 and 100 pounds (18 and 45.3 kg)." "Height is between 38 to 57 inches (97 - 145 cm)." |
| Cosco Finale DX 2-in-1 | 30-65 lb32-49 in manual p.7"30-65 lb (13.6-29 kg) and 32-49 in. (81.3-125 cm)" |
40-100 lb43-52 in manual p.7"40-100 lb (18.1-45.4 kg) and 43-52 in. (110.1-132.1 cm)" |
| Evenflo Chase Plus | 22-40 lb28-50 in manual p.4"5-point Harness 10 to 18 kg (22 to 40 lbs)" "71 to 127 cm (28 to 50 in.) and tops of the child's ears are at or below the top of the child restraint headrest" |
40-120 lb43.3-57 in manual p.4"Belt-Positioning Booster 18 - 54.5 kg (40 - 120 lbs)" "110 to 145 cm (43.3 to 57 in.)" |
| Evenflo Maestro Sport | 22-50 lb28-50 in manual p.12"Weight: 10 to 22.6 kg (22 to 50 lbs)" "Height: 71 to 127 cm (28 to 50 in)" |
40-110 lb44-57 in manual p.21"Weight: 18 to 49.8 kg (40 to 110 lbs)" "Height: 112 to 145 cm (44 to 57 in.)" |
Booster seats
| Model | Booster |
|---|---|
| Britax Highpoint | 40-120 lb44-63 in manual p.6"WITH BACKREST: Use only with children who weigh between 40 - 120 lbs (18 - 54 kg)" "whose height is between 44 - 63 inches (110 - 160 cm)." |
| Chicco GoFit Plus | 40-110 lb38-57 in manual p.4"Weight is between 40 and 110 pounds (18 and 50 kg)." "Height is between 38-57 inches (97-145 cm)." |
| Chicco KidFit Plus | 40-110 lb38-57 in manual p.4"Weight is between 40 and 110 pounds (18 and 50 kg)." "Height is between 38-57 inches (97-145 cm)." |
| Clek Oobr | 40-100 lb43.3-57 in manual p.2"Child weighs between 40 and 100 lb (18 and 45 kg), height is between 43.3 and 57 in." |
| Evenflo Big Kid | 40-110 lb40-57 in manual p.21"Weight: 18 - 49.8 kg (40 - 110 lbs.)" "Height: 102 - 145 cm (40 - 57 in.)" |
| Nuna AACE | 40-120 lb43-60 in manual p.5, 6"40-120 lb (18-54 kg) and whose height is 43" "Height: 43-60 inches (110-152 cm)" |
| UPPAbaby Alta V2 | 40-100 lb38-57 in manual p.11"WEIGHT: 40 - 100 lbs (18.1 kg - 45.4 kg)" "HEIGHT: 38 - 57 in (96.5 - 144.8 cm)" |
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