Britax Marathon Booster Car Seat - Onyx
The legendary Britax Marathon™ convertible car seat is renowned for safety, comfort, and convenience. The Marathon is also one of many Britax products renowned for its ability to keep your child in a harnessed restraint up to 65 pounds.
| Overall Rating: | 
See 15 reviews
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| Price Range: | $223.99 - $279.99 at 11 store(s) |
| Seller | Seller Rating | Availability | Price | Tax | Shipping | Total Price | |
|---|---|---|---|---|---|---|---|
 |  | In Stock | $223.99 | No Tax | Free | Best Offer$223.99 | See it |
 | | In Stock | $234.95 | No Tax | $234.95 | See it | |
 |  | Out of Stock | $279.00 | No Tax | Free | $279.00 | See it |
 |  | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 |  | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | In Stock | $279.99 | No Tax | Free | $279.99 | See it |
 | | Out of Stock | $279.99 | No Tax | Free | $279.99 | See it |
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Compare prices from all 11 store(s) $223.99 - $279.99 |
| User Reviews |
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The workhorse of car seatsPosted 19 weeks ago |
When "Good" just isn't enough...Posted 39 weeks ago |
Great for our peace of mindPosted 45 weeks ago |
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| Key Features | |
| Car Seat Type |
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| Seating Direction |
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| Stay-in Car Base |
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| Restraint System |
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| Adjustable Harness Height |
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| Weight Limit |
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| Height Limit |
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| Carry handle |
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| Head Protection |
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| Miscellaneous | |
| UPC |
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| Product ID |
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Compare prices from all 11 store(s) $223.99 - $279.99 |
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The workhorse of car seats
Pros: High harness weight, installs easily
Cons: cost
Durability: Ease of Use: The Bottom Line: The best car seat to purchase after your child outgrows their infant seat and well worth the price if you consider how long your child will use it.Review: ~Intended Use~ Rear Facing: 5-35 pounds and 49" or less with a sitting height (butt to shoulde... More -
When "Good" just isn't enough...
Pros: Ease of use, safety, comfort
Cons: Price, size
Durability: Ease of Use: The Bottom Line: Easy to use, safer than most and comfortable for the little one.Review: I am infatuated with my son’s Britax car seat. When I worked at Babies R Us (about 6 yea... More -
Great for our peace of mind
Pros: Very comfortable seat for tall babies/infants Removable cover, padding can all be washed
Cons: Expensive Big- takes up lots of space. Must have top tether anchor for FF- not avail always
Durability: Ease of Use: The Bottom Line: Love the seat. You should "test drive" to ensure that it fits your vehicle- RF needs lots of space and top tether anchor is necessary for FF install.Review: Bought this seat with 20% off coupon at BRU to help defray exorbitant cost. We are really glad... More -
Excellent Car Seat!
Pros: Very safe, good up to 65 pounds, excellent value
Cons: Large bulky seat - especially when traveling
Durability: Ease of Use: The Bottom Line: I highly recommend this car seat for the safety and the excellent value.Review: I bought this car seat for my daughter when she was just under a year old. She's now 5 years old and... More -
Safty is worth the price!
Pros: Stable, Safe & Can stay in until 65 pounds
Cons: Smaller base tears up your seats & narrow in seat for bigger kids
Durability: Ease of Use: The Bottom Line: Great SAFE seat from rear facing infant to toddler of 65 pounds.Review: We own 2 of the Marathons and 2 of the Regents! We moved our 4 year old into the Regent when baby ca... More
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