Quick Answer
Thule Force XT Rooftop Cargo Box Large 16 cu ft

Thule wins on price-to-capacity value; Yakima SkyBox Carbonite wins on premium build quality and SKS locking.

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At a Glance

#ProductAwardPriceOur Score
1
Thule Force XT Rooftop Cargo Box Large 16 cu ftThule Force XT Rooftop Cargo Box Large …
Best Overall $399 9.2 Buy →
2
Thule Force XT Rooftop Cargo Box Sport 11 cu ftThule Force XT Rooftop Cargo Box Sport …
Thule Value Pick $999 8.9 Buy →
3
Yakima SkyBox Carbonite Aerodynamic Rooftop Cargo BoxYakima SkyBox Carbonite Aerodynamic Roo…
Best Yakima $648 8.5 Buy →
4
Yakima SkyBox 12 Rooftop Cargo Box 12 cu ftYakima SkyBox 12 Rooftop Cargo Box 12 c…
Yakima Value $399 8.2 Buy →

Showing 4 of 4 products

Our Top Pick
Thule Force XT Rooftop Cargo Box Large 16 cu ft

Thule Force XT Rooftop Cargo Box Large 16 cu ft

$399
at Amazon
Best for: Families needing maximum roof cargo for road trips

“Premium large cargo box with dual-side opening and aerodynamic streamlined design.”

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What we like

  • Dual-side opening convenience
  • 16 cu ft maximum capacity
  • Aerodynamic reduces wind noise

Watch out for

  • Premium price
  • Separate mounting hardware required for most vehicles
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Thule roof rack systems are the gold standard for fit, finish, and engineering precision. The Swedish-designed components interlock with a satisfying solidity that signals quality immediately during installation. Thule's vehicle-specific fit kit system ensures the correct clamps and pads for your exact car model, resulting in zero rattle and minimal wind noise — a notable advantage on long highway drives. Load ratings are generous, and the T-slot mounting system accepts the full Thule accessory ecosystem without adapters. Compared to Yakima, Thule racks feel more premium in materials and have a cleaner aesthetic with hidden hardware. The price premium is real, but for frequent cyclists, kayakers, or skiers who load and unload gear weekly, the quality-of-life improvement in installation speed and wind noise reduction justifies the cost.

Full Specs & Measurements
Upc091021243224
AsinB09X8V6DP7
ColorShiny Black
Brand NameThule
Shell TypeHard
Item Weight47 Pounds
Closure TypeBuckle
ManufacturerThule
Material TypePlastic
Mounting TypeRoof Mount
Item Type NameRooftop Box XL
Best Sellers Rank#419,961 in Automotive (See Top 100 in Automotive) #7,723 in Cargo Racks
Included ComponentsRooftop cargo carrier
Water Resistance LevelNot Water Resistant
Manufacturer Part Number735801
Manufacturer Warranty DescriptionLimited Lifetime
Best Budget
Thule Force XT Rooftop Cargo Box Sport 11 cu ft

Thule Force XT Rooftop Cargo Box Sport 11 cu ft

$999
at Amazon
Best for: Weekend adventurers needing mid-size cargo capacity

“Sporty 11 cu ft Thule box at a lower entry price for 2-3 person trips.”

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What we like

  • Lower cost entry to Thule Force XT line
  • Streamlined aerodynamic profile
  • 11 cu ft for gear and luggage

Watch out for

  • Smaller capacity for families of 4+
  • Single side opening on some configurations
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Yakima roof rack systems deliver serious load capacity and a robust accessory ecosystem at a price point that undercuts Thule meaningfully. The CoreBar crossbars are rigid and well-rated for heavy loads, and Yakima's SKS (Same Key System) allows one key to operate multiple locks across your entire roof setup — a thoughtful convenience feature. Installation is slightly more involved than Thule for some vehicle fits, and crossbar gap options are less granular. Wind noise at highway speed is audible but manageable with the optional wind fairing. Where Yakima shines is value: if you're building out a roof system for a truck or SUV that will carry bikes, ski boxes, and cargo baskets, the savings over Thule can fund an additional accessory. A strong choice for adventure-focused drivers who prioritize load versatility over premium aesthetics.

Full Specs & Measurements
AsinB07H3CQQYK
ColorBlack
Shell TypeHard
Material TypePlastic
Mounting TypeRoof Mount
Customer Reviews3.2 3.2 out of 5 stars (2) 3.2 out of 5 stars
Worth Considering
Yakima SkyBox Carbonite Aerodynamic Rooftop Cargo Box

Yakima SkyBox Carbonite Aerodynamic Rooftop Cargo Box

$648
at Amazon
Best for: Adventure families wanting Yakima premium quality

“Yakima's premium carbonite cargo box with automotive-grade build and SKS locking.”

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What we like

  • Automotive-grade carbonite construction
  • SKS key system locks to vehicle and box
  • Dual-side access

Watch out for

  • Most expensive Yakima option
  • Heavy to handle loading and unloading alone
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Thule rooftop cargo boxes like the Force XT demonstrate the brand's commitment to aerodynamic design and functional engineering. The streamlined profile reduces drag and wind noise compared to boxy alternatives, and the dual-side opening makes loading from either side of the vehicle natural. Interior volume is well-distributed to accommodate long items like skis or snowboards alongside luggage. The mounting system is tool-free and locks securely to Thule crossbars. Against Yakima cargo boxes, Thule units typically command a premium but reward it with quieter highway performance and more refined lid mechanisms. For families or outdoor enthusiasts who use a cargo box several times per season, the Thule experience is noticeably smoother in daily use.

Full Specs & Measurements
Upc736745073343
AsinB00JQWHZM4
ColorBlack
Volume12 Cubic Feet
Brand NameYakima
Shell TypeHard
Item Weight41 Pounds
ManufacturerYakima Products
Material Typecarbonite
Mounting TypeRoof Mount
Best Sellers Rank#1,027,427 in Automotive (See Top 100 in Automotive) #177 in Vehicle Hard-Shell Carriers
Water Resistance LevelWater Resistant
Manufacturer Part Number8007334
Item Dimensions L X W X H92"L x 24"W x 16"H
Global Trade Identification Number00736745073343
Best Budget
Yakima SkyBox 12 Rooftop Cargo Box 12 cu ft

Yakima SkyBox 12 Rooftop Cargo Box 12 cu ft

$399
at Amazon
Best for: Mid-size vehicles needing practical 12 cu ft storage

“12 cu ft mid-size Yakima box with SKS lock and wide vehicle compatibility.”

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What we like

  • 12 cu ft fits ski gear or family luggage
  • SKS padlock included
  • Reliable Yakima build quality

Watch out for

  • Older design vs Carbonite
  • Less aerodynamically refined
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Read Full Analysis

Yakima SkyBox cargo boxes offer generous interior volume at a more accessible price than comparable Thule units. The wide opening and dual-side access make packing and retrieving gear straightforward, and Yakima's SuperLatch system provides secure closure with clear visual confirmation. The rounded profile manages wind noise reasonably well, though it's slightly louder than Thule's aerodynamic-first designs at highway speeds. The mounting hardware is compatible with most T-slot crossbars including Yakima's own. For families who do annual ski trips or summer camping runs and want reliable cargo capacity without Thule's price point, the SkyBox delivers strong value. It's the practical choice for users who want function over form-factor refinement.

Full Specs & Measurements
Upc736745071752
AsinB001PUZ1YO
ColorBlack
Brand NameYakima
Shell TypeHard
Item Weight41 Pounds
ManufacturerYakima
Mounting TypeRoof Mount
Customer Reviews3.9 3.9 out of 5 stars (29) 3.9 out of 5 stars
Manufacturer Part Number8007175
Item Dimensions L X W X H92"L x 24"W x 16"H

Thule vs Yakima Roof Cargo Box Buying Guide

Thule vs Yakima Roof Cargo Box 2026

Quick Verdict: Our top pick is the Thule Force XT Rooftop Cargo Box Large 16 cu ft (Best Thule) — Thule Force XT Large — 16 cu ft dual-side opening with best aerodynamic design.. Priced at $399.99.

Great for: Outdoor enthusiasts who can't fit bikes, skis, kayaks, or camping gear inside the vehicle

Not ideal if: You travel with standard luggage that fits in the trunk — a roof rack adds wind noise and fuel consumption for unused capacity

Thule Force XT Rooftop Cargo Box Large 16 cu ft
Thule Force XT Rooftop Cargo Box Large 16 cu ft
$399.99
See Full Review →

Thule and Yakima dominate the roof cargo box market. Both brands offer dual-side opening, mounting hardware compatibility, and aerodynamic profiles. Thule Force XT series uses a sleek German-engineered design with the Force XT Large delivering 16 cu ft of space — enough for 4 pairs of skis plus bags. Yakima SkyBox Carbonite uses automotive-grade materials with Yakima's SKS (Same Key System) that uses one key for all your Yakima locks. Key decision: Thule is the better value per cubic foot; Yakima is the better build quality choice for buyers who use their cargo box multiple times per season and need bulletproof durability. For the full car detailing process from wash to wax, see our complete car detailing guide for beginners.

Related Guides

Thule vs Yakima Roof Cargo Box: Key Differences

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How to Choose the Right Cargo Box | Thule vs Yakima Roof Box Compariso

Who this is for: Drivers needing cargo storage for road trips, ski equipment, camping gear, or bikes. Both Thule and Yakima are premium Nordic-design roof cargo brands with comparable quality — the choice comes down to specific model dimensions, lid opening style, and price tier.

Common mistakes: Buying a box without checking maximum speed rating — most roof cargo boxes are rated for 80–110 mph maximum (aerodynamic, not structural). Also check your vehicle's roof load rating (in the owner's manual) — many vehicles are rated for 150–200 lbs static roof load, less than their towable weight.

Price context: Both brands' mid-size cargo boxes run $400–$600. Large format (16+ cu ft) runs $550–$750. Roof rack systems add $200–$500. Budget alternatives (SportRack, Sportrack) run $200–$350 but with less polished finish, lower durability ratings, and limited warranty support.

Thule Force XT Rooftop Cargo Box Sport 11 cu ft
Thule Force XT Rooftop Cargo Box Sport 11 cu ft
$999.95
See Full Review →

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Watch Before You Buy

Frequently Asked Questions

Do I need a roof rack to use a cargo box?
Yes — all roof cargo boxes require crossbars or a roof rack for mounting. Yakima and Thule both sell compatible crossbars, but they are sold separately from the cargo box. Check your vehicle's factory roof rails and compatible crossbar systems before buying.
What size cargo box do I need?
For 2 adults, an 11-12 cu ft box fits a long weekend worth of luggage. For families of 4, a 16-18 cu ft box is recommended. Longer boxes accommodate ski equipment. Check your vehicle roof length before selecting a box size.
Can I leave a cargo box on my car year-round?
You can but it will increase fuel consumption by 5-15% due to aerodynamic drag. Most manufacturers recommend removing the box when not in use. Both Thule and Yakima boxes are weather-sealed for all-season use when mounted.
Who makes the best roof cargo box?
Thule and Yakima are the two most consistently recommended cargo box brands for build quality, aerodynamics, and mounting system reliability. Thule's Force XT series and Yakima's SkyBox series are directly comparable — both use durable ABS shells, integrated dual-sided locks, and hardware that fits most roof rack systems from either brand.
Is Thule or Yakima more expensive?
Thule and Yakima are priced similarly at comparable capacity levels, with standard family-size boxes ranging from approximately $400 to $700 from both brands. Thule Force XT tends to run slightly higher than the equivalent Yakima SkyBox in most retail channels. Both brands hold resale value well — used versions are commonly available and remain reliable for many years.

How We Analyze Products

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