Roof Top Cargo Box Sizing Guide

Find your preferred size category, whether small, medium or large and compare models.  
Key: GC=Golf Clubs, S=Skis, SB=Snowboards, VG=General Vacation Gear

Small Cargo Boxes

Car Top Carrier

 Color Item# CuFt LxWxH   (inches) Min. Attachment Opens Gear
Thule Sidekick Two Tone TH682 8 54x25x15.5 30 U-Bolt Kit Passenger GC,VG
Inno Ridge Box Black or Silver INBRA220 9 55x28x13 30 U-Bolt Kit Driver GC,VG
Inno Flex Top Cargo Bag Black INBRA110 10 43x31x16 20 U-Bolt Kit Dual Side VG
Thule Ascent 1100 Black TH602 11 88.4x28.5x12.4 5 Quick Install Dual Side S, SB, GC, VG
Thule Frontier ES Black TH668ES 11 88.5x21x15.5 20 Easy Snap Passenger S, SB, GC, VG
Yakima RocketBox 11 Black YA8007149 11 89x22x14 5 Quick Install Passenger S, SB, GC, VG
Thule Atlantis 1200 Black or Silver TH685BXT or TH685XT 12 81.5x24.5x17 5 Quick Install Dual Side S, SB, GC, VG
Yakima SkyBox/ Skybox Pro 12 Black, Silver Titanium YA7007175, YA8007176, YA8007177 12 92x24x15 5 Quick Install Dual Side S, SB, GC, VG
Inno Stream Box Black or Silver INABRA764 12 73x30x13 30 U-Bolt Kit Driver S,SB,GC,VG
Valley Weekender 13 Black VA90585 13 75x23.5x16 30 U-Bolt Kit Rear S, SB, GC, VG
Thule Excursion ES Black TH667ES 13 55.5x35x18.5 20 Easy Snap Rear GC, VG
Medium Cargo Boxes

Car Top Carrier

 Color Item # Cu Ft LxWxH (inches) Min. Attachment Opens Gear
Thule Ascent 1500 Black TH603 15 67x35x16 5 Quick Install Dual Side GC, VG
Yakima RocketBox 15 Black YA8007147 15 56x38x15 5 Quick Install Passenger GC, VG
Thule Ascent 1600 Black TH604 16 76x33x16.5 5 Quick Install Dual Side S, SB, GC, VG
Thule Atlantis 1600 Black or Silver TH686BXT or TH686XT 16 74x36x16.5 5 Quick Install Dual Side S, SB, GC, VG
Thule Spirit 1600 Black or Silver TH689USBXT or TH689USXT 16 90.5x32.5x14 5 Quick Install Dual Side S, SB, GC, VG
Yakima SkyBox/ Skybox Pro 16 Black, Silver Titanium YA8007178, YA8007179, YA8007180 16 81x36x15 5 Quick Install Dual Side S, SB, GC, VG
Yakima RocketBox 16 Black YA8007148 16 9xx26x15 5 Quick Install Passenger S, SB, GC, VG
Inno Air Cruiser Black or Silver INBRA590 16 83x31x13 30 U-Bolt Dual Side S,SB,GC,VG
Thule Ascent 1700 Black TH605 17 91.5x31.5x15.5 5 Quick Install Dual Side S, SB, GC, VG
Thule Mountaineer ES Black TH669ES 17 91.5x28x16.5 20 Easy Snap Passenger S, SB, GC, VG
Large Cargo Boxes

Car Top Carrier

 Color Item # Cu Ft LxWxH (inches) Min. Attachment Opens Gear
Karrite Explorer Box Two Tone KS-A90087 18 54x38x18 30 U-Bolt Kit Passenger GC,VG
Valley Expedition 18 Black VA90575 18 63x38x19 30 U-Bolt Kit Rear GC, VG
Valley Adventurer 18 Two Tone VA90551 18 55x38x19.5 30 U-Bolt Kit Passenger GC, VG
Thule Atlantis 1800 Black or Silver TH687BXT or TH687XT 18 84x34.5x17 5 Quick Install Dual Side S, SB, GC, VG
Yakima SkyBox/ Skybox Pro 18 Black, Silver Titanium YA7007181, YA8007182, YA8007183 18 92x36x16 5 Quick Install Dual Side S, SB, GC, VG
Inno Flex Top Cargo Bag Black INBRA120 18 67x31x16 20 U-Bolt Kit Dual Side VG
Thule Atlantis 2100 Black or Silver TH688BXT or TH688XT 21 92.5x36x18 5 Quick Install Dual Side S, SB, GC, VG
Yakima SkyBox/ SkyBox Pro 21 Black, Silver Titanium YA7007184, YA8007185, YA8007186 21 92x36x18 5 Quick Install Dual Side S, SB, GC, VG