Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
Best 390l Storage Boxes of 2026
Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
Best Choice
1
AxentureCar Roof Box 390L Grey, Lockable 4mm ABS Hard Shell Cargo Carrier | UV & Water Resistant Rooftop Luggage Box with Key Lock, 4mm ABS Hard Shell for Camping, Travel and Holidays
9.8
ExceptionalOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
2
KeterKeter Westwood 570L Outdoor Storage Box Brown Wood Panel Effect
9.7
ExceptionalOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9.5
lock easily9.5
Durability9.5
WaterproofShow moreWhy we love it
Spacious 570L capacity.
Fade-free wood panel design.
No maintenance required.
Value for Money
3
CHARLES BENTLEYCHARLES BENTLEY Plastic Outdoor Storage Box Chest 390L, Grey, Light Grey
11% Off9.6
ExceptionalOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Large 390L storage for diverse items
Easy to move with built-in handles
Durable and weatherproof construction
4
AIRWAVEAIRWAVE 390L Garden Storage Box Waterproof Plastic Outdoor Storage Box with Lockable Lid | Strong & Durable Storage Container Furniture, Toys, Tools, Cushion Store Deck Box | Grey, Wood Effect
9.5
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9.1
Easy to build8.2
Waterproof8.0
worth the moneyShow moreWhy we love it
The storage box is medium sized, perfect for storing garden tools, games, furniture cushions, and other accessories.
It is made from strong and durable polypropylene, finished in a modern light grey with a contrasting dark lid.
The lid is lockable with a plastic hasp for attaching a padlock padlock not included .
5
Olsen & SmithOlsen & Smith 680L Large Recycled Outdoor Garden Storage Box & Chest
9.3
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Spacious storage for outdoor items
Weatherproof and secure design
Easy to assemble and relocate
6
KeterKeter Marvel+ 270L Garden Storage Box Graphite Wood Effect, Weatherproof
9.2
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9.3
Easy to build9.3
Waterproof8.7
lock easilyShow moreWhy we love it
Weatherproof and maintenance-free design.
Spacious 270L storage capacity.
Doubles as comfortable seating.
7
KeterKeter Glenwood Cushion Box, Cushion Box, 390 Litre Volume, Waterproof, Graphite, Wood Look, Bench for 2 Adults, 128 x 65 x 61 cm, Garden Box
9.1
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9.1
Easy to build8.7
Waterproof8
idookaLarge Garden Storage Box with Lid - 340L Lockable Plastic Outdoor Storage for Parcels, Cushions, Tools, Logs and More - Grey, Water-Resistant Deck Box for Garden or Garage
15% Off Limited Time Deal9.0
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Spacious storage for outdoor essentials
Easy to move with handles and wheels
Water-resistant and UV-protected design
9
ZOOMTECZOOMTEC 390l Lockable Outdoor Garden Storage Box & Deck Chest | Outdoor Use
8.7
Very GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
10
Garden Store DirectStarplast XXL Huge Plastic 634 ltr Garden Storage Box With Piston Opening Lid
8.5
GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Very large internal capacity
Durable plastic construction
Convenient piston lid opening
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