If you need to choose between Britax Marathon ClickTight and Britax Marathon G4.1 then you are in the right place, we compare them side by side to help you find the best and cheapest for your needs.

Britax Marathon ClickTight
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Britax Marathon G4.1
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Spec Comparison of Britax Marathon ClickTight and Britax Marathon G4.1
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Our rating:  |
Our rating:  |
Type |
Convertible Car Seat |
Convertible Car Seat |
Color Options |
Cowmooflage, Oasis, Twilight, Ollie, Rio, Verve, Vibe |
Azul, Confetti, Onyx, Domino, Gridline, Jet set, Pink giraffe, Silver cloud, Static, |
Child Weight Min – Rear Facing |
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5 lbs
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5 lbs
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Child Weight Max- Rear Facing |
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40 lbs
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40 lbs
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Child Weight Max- Forward Facing |
20-65 lbs |
20-65 lbs |
Child Standing Height |
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49″ or less
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49″ or less
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Child Seated Shoulder Height Min – Rear Facing |
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7.6″
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9″
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Child Seated Shoulder Height Max – Rear Facing |
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16.95″
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16.75″
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Child Seated Shoulder Height – Forward Facing |
12 – 16.95″ |
12-16.75″ |
Shoulder Width |
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16″
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13″
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Inside Hip Width |
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10″
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14″
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Inside Seat Depth |
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12″
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12″
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Inside Seat Height |
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27″
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24″
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External Widest Point |
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17.5″
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19″
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Type of Harness |
5 point |
10-position, quick-adjust harness |
Lowest Harness Position |
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7.5″
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8.5″
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Highest Harness Position |
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17.5″
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17.5″
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Expiration Date |
10 years |
7 years |
Car Seat Weight |
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28.5 lbs
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19.5 lbs
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Car Seat Height |
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235.”
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26″
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Car Seat Width |
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18.5″
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18.5″
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Car Seat Depth |
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23″
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21″
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Features |
- ClickTight Installation System is the safest and simplest technology on the market: Open the front of the car seat, buckle the seat belt across and click the seat shut: That’s all you need to do for rock-solid installation
- SafeCell Impact Protection is a safety system including a steel frame, energy-absorbing base, V-shaped tether to minimize seat rotation and staged-release stitches that slow and reduce forward movement during a crash
- Side impact protection, formed by a deep foam-lined shell, absorbs energy and shields your child from the most dangerous type of collision
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- Safe cell impact protection is an integrated system of safety components that work together to protect your child beyond the federal safety standards, this includes our impact absorbing base and complete side impact protection plus
- Safe cell complete side impact protection plus provides an advanced level of protection: a deep, foam-lined shell absorbs crash forces and shields your child from debris, and an energy-absorbing headrest keeps your child’s head and neck secure
- Quick-adjust, 10-position harness and 2-position buckle allows you to easily move the harness upward and buckle outward for a comfortable, secure fit as your child grows
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