If you want to make a choice between Britax Marathon G4.1 and Evenflo SafeMax Platinum, here are the most obvious differences between them, followed by some more detailed exploration of each item.
Britax Marathon G4.1 vs Evenflo SafeMax Platinum

Britax Marathon G4.1

Evenflo SafeMax Platinum

Spec Comparison of Britax Marathon G4.1 and Evenflo SafeMax Platinum

Britax Marathon G4.1 Evenflo SafeMax Platinum
Our rating: Our rating:
Type
Convertible Car Seat All-in-One Convertible Car Seat
Color Options
Azul, Confetti, Onyx, Domino, Gridline, Jet set, Pink giraffe, Silver cloud, Static, Madalynn, Marshall, Mason, Shiloh
Child Weight Min – Rear Facing
5 lbs
5 lbs
Child Weight Max- Rear Facing
40 lbs
40 lbs
Child Weight Max- Forward Facing
20-65 lbs 22-65 lbs
Child Standing Height
49″ or less
44″ or less 57″ as booster
Child Seated Shoulder Height Min – Rear Facing
9″
Child Seated Shoulder Height Max – Rear Facing
16.75″
Child Seated Shoulder Height – Forward Facing
12-16.75″
Shoulder Width
13″
14″
Inside Hip Width
14″
Inside Seat Depth
12″
Inside Seat Height
24″
External Widest Point
19″
Type of Harness
10-position, quick-adjust harness 5 points, harness webbing helps limit head excursion and helps prevent ejection
Lowest Harness Position
8.5″
6″
Highest Harness Position
17.5″
17″
Expiration Date
7 years 10 years
Car Seat Weight
19.5 lbs
22 lbs
Car Seat Height
26″
26″
Car Seat Width
18.5″
22.5″
Car Seat Depth
21″
19.75″
Features
  • 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
  • This All-In-One Convertible Car Seat fitting children from 5-120 pounds is the only car seat you’ll ever need providing rear-facing, forward facing and booster capabilities
  • The SafeMax Platinum helps protect rear facing infants from 5-40 pounds, forward facing toddlers from 22-65 pounds and high back belt positioning booster mode supports children 40-120 pounds
  • The SafeMax Car Seat is the FIRST rollover-tested car seat offering exclusive impact absorbing headrest technology that dissipates crash forces combined with an integrated steel frame that provides extended safety from birth and beyond
  • Quick Connector LATCH and guides allow for a simple, and correct installation of the car seat for the first time
  • Other features include: OUTLAST Performance fabric to balance your child’s temperature, buckle pockets to neatly tuck away the buckle tongues and prevent your child from getting hot belt burns, and removable cup holders for quick wa

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    Britax Marathon G4.1 vs Evenflo SafeMax Platinum

    Britax Marathon G4.1 vs Evenflo SafeMax Platinum