Britax Marathon ClickTight vs Doona Infant Car Seat
Head-to-head in best car seats, scored on our six-axis safety-first system.
Brands can't buy a ranking — our picks are scored safety-first, independently. When you buy through our links, your purchase helps fund that independent research, at no extra cost to you. As an Amazon Associate we earn from qualifying purchases. Full affiliate disclosure.
Our pick
Car Seats
Britax Marathon ClickTightrobincove.Britax Marathon ClickTight
9.3/10$249–$290
Independent pick · we may earn a commission
Car Seats
Doona Infant Car Seatrobincove.Doona Infant Car Seat
8.9/10$500–$550
Independent pick · we may earn a commission
Who wins each category
9.6 ✓Safety9.1
9.5 ✓Ease of use9.4
8.8 ✓Value7.2
9.0 ✓Durability8.8
8.8 ✓Comfort8.4
8.2Features✓ 8.8
Our pick
Car Seats
Britax Marathon ClickTightrobincove.Britax Marathon ClickTight
$249–$290
Car Seats
Doona Infant Car Seatrobincove.Doona Infant Car Seat
$500–$550
Safety
9.6
9.1
Ease of use
9.5
9.4
Value
8.8
7.2
Durability
9.0
8.8
Comfort
8.8
8.4
Features
8.2
8.8
Want more options? See our full ranking of best car seats.