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Large Outdoor Storage Boxes Waterproof Comparison - September 2025

7 Best Large Outdoor Storage Boxes Waterproof In the UK

1
Best Choice
9.8Exceptional
2
9.7Exceptional
3
9.5Excellent
4
9.4Excellent
5
Best Value
9.2Excellent
6
8.9Very Good
7
8.8Very Good
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Model

Keter Westwood 570L Outdoor 75% recycled Garden Furniture Storage Box Brown Wood Panel Effect ; Fade Free ; All Weather Resistant ; Safe and Secure ; Zero Maintenance ; 2 year Warranty
Model
Olsen & Smith 830L Extra Large XL Outdoor Garden Storage Box - Weather Resistant Heavy Duty Garden Box Wood Effect with Padlock - Massive Capacity Storage Chest for Tools Cushions Toys & More, Grey
Model
Olsen & Smith 680L Large Garden Storage Box - Weather Resistant Heavy Duty Garden Box with Padlock & Wood Effect - Huge Capacity Outdoor Storage Chest for Tools, Cushions, Toys & More (Anthracite)
Model
URBNLIVING Large Black 750L Plastic Garden Storage Box Outdoor Utility Chest Waterproof Unit Deck Cabinet
Model
CASARIA® XXL 625 Litre PolyRattan Outdoor Storage Box | Garden Storage Box | Tool Box Chest Large With Wheels | Lockable Storage | Automatic Gas Lift Lid | Trunk | Waterproof | 150x77x73cm | Black
Model
idooka Large Garden Storage Box with Lid 340L - Water Resistant Plastic Lockable - Furniture Cushions/Wellies/Logs/Coal/Garden Tool Grey Deck Box/Garage
Model
DKIEI 600L Metal Garden Storage Box - Large Outdoor Waterproof Container With Lid, Lockable for Tools, Toys, Cushions - Black, 165x70x62 cm

Brand

Keter
Brand
Olsen & Smith
Brand
Olsen & Smith
Brand
URBNLIVING
Brand
CASARIA
Brand
idooka
Brand
DKIEI

Reviews

6,027 reviews
Reviews
915 reviews
Reviews
939 reviews
Reviews
624 reviews
Reviews
132 reviews
Reviews
3,612 reviews
Reviews
6 reviews

Features

Durability

9.6
Durability
8.1
Durability
7.9
Durability
7.9
Durability
9.3
Durability
7.0
Durability
7.0

Waterproof

9.6
Waterproof
9.1
Waterproof
9.1
Waterproof
8.6
Waterproof
7.0
Waterproof
7.7
Waterproof
7.0

Easy to build

9.6
Easy to build
8.6
Easy to build
8.6
Easy to build
8.1
Easy to build
8.6
Easy to build
8.1
Easy to build
7.2

Lock easily

9.6
Lock easily
9.4
Lock easily
9.4
Lock easily
8.6
Lock easily
8.6
Lock easily
7.2
Lock easily
7.7

Tech Specs

customer reviews

4.6 4.6 out of 5 stars 2, 009 ratings 4.6 out of 5 stars
customer reviews
4.1 4.1 out of 5 stars 305 ratings 4.1 out of 5 stars
customer reviews
4.1 4.1 out of 5 stars 313 ratings 4.1 out of 5 stars
customer reviews
3.9 3.9 out of 5 stars 208 ratings 3.9 out of 5 stars
customer reviews
4.0 4.0 out of 5 stars 44 ratings 4.0 out of 5 stars
customer reviews
3.8 3.8 out of 5 stars 1, 204 ratings 3.8 out of 5 stars
customer reviews
3.5 3.5 out of 5 stars 2 ratings 3.5 out of 5 stars

product dimensions

73 x 155 x 65 cm 18.5 kg
product dimensions
160 x 78 x 76 cm 16.5 kg
product dimensions
75 x 71 x 75 cm
product dimensions
-
product dimensions
150 x 73 x 77 cm 22.6 kg
product dimensions
120 x 52 x 54 cm 5 kg
product dimensions
165 x 70 x 62 cm 31 kg

item weight

18.5 Kilograms
item weight
16.5 kg
item weight
-
item weight
5 kg
item weight
22.6 kg
item weight
5 kg
item weight
31 kg

batteries required

No
batteries required
No
batteries required
No
batteries required
-
batteries required
No
batteries required
-
batteries required
No

shape

-
shape
Rectangular
shape
Rectangular
shape
-
shape
Rectangular
shape
Rectangular
shape
Rectangular

special features

-
special features
lockable, Foldable
special features
Lockable
special features
-
special features
Rollable
special features
Lockable, Weatherproof, On Wheels
special features
Rust Resistant

material

-
material
Polypropylene
material
Polypropylene
material
-
material
Polyester, Alloy Steel, Rattan
material
Resin
material
Metal

color

-
color
Anthracite
color
Anthracite
color
-
color
Black
color
Anthracite
color
600l-carbon Black

pattern

-
pattern
Striped, Solid
pattern
Solid
pattern
-
pattern
Rattan
pattern
Solid
pattern
-

size

-
size
830L
size
680L
size
-
size
800L
size
336L
size
-

style

-
style
-
style
Outdoor, Garden
style
-
style
Garden
style
Modern
style
Modern

batteries included

-
batteries included
No
batteries included
No
batteries included
-
batteries included
No
batteries included
-
batteries included
-

Available On

Available On
Available On
Available On
Available On
Available On
Available On

Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    Keter

    Keter Westwood 570L Outdoor 75% recycled Garden Furniture Storage Box Brown Wood Panel Effect ; Fade Free ; All Weather Resistant ; Safe and Secure ; Zero Maintenance ; 2 year Warranty

    9.6 Durability
    9.6 Waterproof
    9.6 Easy to build

    Why we love it

    Spacious 570L capacity.
    Fade-free wood panel design.
    No maintenance required.
  • 9.7
    2
    Olsen & Smith

    Olsen & Smith 830L Extra Large XL Outdoor Garden Storage Box - Weather Resistant Heavy Duty Garden Box Wood Effect with Padlock - Massive Capacity Storage Chest for Tools Cushions Toys & More, Grey

    9.4 lock easily
    9.1 Waterproof
    8.6 Easy to build

    Why we love it

    Spacious 830L capacity.
    Weatherproof and durable.
    Simple, tool-free assembly.
  • 9.5
    3
    Olsen & Smith
    10% Off

    Olsen & Smith 680L Large Garden Storage Box - Weather Resistant Heavy Duty Garden Box with Padlock & Wood Effect - Huge Capacity Outdoor Storage Chest for Tools, Cushions, Toys & More (Anthracite)

    9.4 lock easily
    9.1 Waterproof
    8.6 Easy to build

    Why we love it

    Spacious 680L capacity for versatile outdoor storage.
    Weatherproof and sturdy construction for durability.
    Easy assembly with clear instructions included.

Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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Value for money

TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.

When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.