A Brief History of Britax Marathon

You might already know  is one of the leaders in child safety products with their experience of 70 years in mobile safety and child safety products such as Britax Marathon car seat.

There’s little question that Britax has been one of the most  innovative companies. The company had a 70-year of innovation history,  that changed the child safety standards such as; Versa-Tether and True Side Impact Protection.

In this post we want to show you the timeline of the popular Britax Marathon convertible car seats so that you can see the change and the added features over the years since 2002.

The first Britax Marathon Car Seat (2002)
The first Britax Marathon Car Seat (2002)

Britax launches the  first “MARATHON” convertible car seat with LATCH in August 2002. It was the first  Britax high-weight capacity seat for children up to 65 pounds. It was only one months later that LATCH anchors became a standard.


In 2004 Britax called their new seat as Marathon G1, late in 2004 they launched Marathon Crimson, sorry for the picture quality but these are the only we can find.

Marathon G1
Marathon G1
Marathon Crimson-CS-2004
Marathon Crimson (2004)



In 2005 Britax’s Maximum weight limit was still 65 lbs.

Marathon-65 (2005)
Marathon-65 (2005)


Here is a very popular model of the Marathon car seat: Marathon 65-G3.

Marathon 65-G3 (2006)
Marathon 65-G3 (2006)


You must have recognized the pattern, it is very similar to Cowmooflage which you can still see on many car seats.

Britax Marathon (2007)
Britax Marathon (2007)


Britax redesigned their line of convertible car seats including Marathon so that it came equipped with SafeCell Technology from that day.


Britax Marathon 70-G3 Convertible Car Seat
Britax Marathon 70-G3 Convertible Car Seat (2013)



In 2014 the Marathon G4 comes with many changes and the most important was the weight limit drop, now the maximum wieght limit is again 65 lbs.

Britax Marathon G4 (2014)
Britax Marathon G4 (2014)


Not available in the stores yet but Marathon ClickTight is about to be launched, it has many features specific to this model, you can read our Marathon ClickTight review for more information.

Marathon Clicktight
Marathon ClickTight (2015)




Mom of three. Reviewing baby gear for 3 years.

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