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Thermos Flask Comparison - August 2025

7 Best Thermos Flask In the UK

1
Best Choice
9.8Exceptional
2
9.6Exceptional
3
Best Value
9.5Excellent
4
9.4Excellent
5
9.2Excellent
6
8.9Very Good
7
8.8Very Good
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Model

Thermos Stainless King Food Flask, 470ml Capacity - Sleek Multi- Purpose Flask for Daily Food Prep - Durable Stainless Steel with Classic Red Finish - Ideal for On-the-Go Meals & Drinks
Model
Thermos Stainless King 1.2L Multi- Purpose Thermos Flask - Original-Style Flask can be used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Red, 5- Year Warranty
Model
Thermos Mondial 061080 Vacuum Flask 1.8 litres Black
Model
Thermos Stainless King 470ml Multi-Purpose Thermos Flask - Original-Style Flask can be used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Matt Black, 5-Year Warranty
Model
Thermos Stainless Steel Flask, Hammertone Blue, 1 l
Model
Thermos Thermo Cafe S/S Flask - 181109, Silver, 0.5 Litre
Model
Milton Vacuum Flask for Hot Drink 1 Litre (34 oz), Stainless Steel Double Walled Insulated Water Bottle for 24 Hour Hot and Cold Drinks with Cover, Leak Proof, BPA Free, Thermosteel Flip Lid 1000 ml

Brand

Thermos
Brand
Thermos
Brand
Thermos
Brand
Thermos
Brand
THERMOcafé by THERMOS
Brand
Thermos
Brand
MILTON

Reviews

95,544 reviews
Reviews
87,044 reviews
Reviews
328 reviews
Reviews
17,084 reviews
Reviews
45,764 reviews
Reviews
81,716 reviews
Reviews
375,544 reviews

Features

Simple to clean

9.8
Simple to clean
9.6
Simple to clean
9.9
Simple to clean
9.6
Simple to clean
9.6
Simple to clean
9.6
Simple to clean
9.1

Lasts a long time

9.8
Lasts a long time
9.6
Lasts a long time
9.9
Lasts a long time
9.3
Lasts a long time
9.4
Lasts a long time
9.6
Lasts a long time
8.6

Watertight

9.9
Watertight
9.9
Watertight
9.9
Watertight
9.9
Watertight
9.8
Watertight
9.8
Watertight
8.9

Simple to use

9.8
Simple to use
9.9
Simple to use
9.9
Simple to use
9.6
Simple to use
9.6
Simple to use
9.6
Simple to use
9.1

Durability

9.9
Durability
9.8
Durability
9.9
Durability
9.9
Durability
9.6
Durability
9.6
Durability
9.1

Tech Specs

product dimensions

3.74 x 3.74 x 5.59 cm 360 g
product dimensions
32.41 x 15.01 x 9.8 cm 289.99 g
product dimensions
13 x 13 x 38 cm 980 g
product dimensions
25.2 x 8.41 x 5.99 cm 320 g
product dimensions
8.7 x 8.7 x 31 cm 520 g
product dimensions
2.76 x 2.76 x 9.84 cm 290.3 g
product dimensions
33.27 x 9.78 x 9.78 cm 530 g

customer reviews

4.7 4.7 out of 5 stars 23, 886 ratings 4.7 out of 5 stars
customer reviews
4.7 4.7 out of 5 stars 21, 761 ratings 4.7 out of 5 stars
customer reviews
4.4 4.4 out of 5 stars 82 ratings 4.4 out of 5 stars
customer reviews
4.7 4.7 out of 5 stars 4, 271 ratings 4.7 out of 5 stars
customer reviews
4.6 4.6 out of 5 stars 11, 441 ratings 4.6 out of 5 stars
customer reviews
4.6 4.6 out of 5 stars 20, 429 ratings 4.6 out of 5 stars
customer reviews
4.2 4.2 out of 5 stars 93, 886 ratings 4.2 out of 5 stars

item weight

360 g
item weight
289 g
item weight
-
item weight
320 g
item weight
520 g
item weight
0.64 Pounds
item weight
530 Grams

color

Cranberry Red
color
Cranberry Red
color
Black
color
Black
color
Hammertone Blue
color
-
color
-

material

Stainless Steel
material
Stainless Steel
material
-
material
Stainless Steel
material
Stainless Steel
material
-
material
-

special features

Lightweight
special features
Cold 24 Hours, Warm
special features
-
special features
Hot 12 Hours, Cold 24 Hours
special features
Durable, Lightweight
special features
-
special features
-

capacity

470 Millilitres
capacity
1.2 litres
capacity
-
capacity
470 Millilitres
capacity
1000 Millilitres
capacity
-
capacity
-

included components

-
included components
-
included components
Lid
included components
-
included components
-
included components
Thermo Cafe S/S Flask 0.5L - 181109
included components
1-Piece Bottle 1 Litre

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
    Thermos
    19% Off

    Thermos Stainless King Food Flask, 470ml Capacity - Sleek Multi- Purpose Flask for Daily Food Prep - Durable Stainless Steel with Classic Red Finish - Ideal for On-the-Go Meals & Drinks

    9.9 Watertight
    9.9 Durability
    9.8 Simple to clean

    Why we love it

    Keeps food hot or cold for hours.
    Durable stainless steel construction.
    Includes a convenient folding spoon.
  • 9.6
    2
    Thermos

    Thermos Stainless King 1.2L Multi- Purpose Thermos Flask - Original-Style Flask can be used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Red, 5- Year Warranty

    9.9 Watertight
    9.9 Simple to use
    9.8 Durability

    Why we love it

    Keeps drinks hot or cold for 24 hours.
    Durable stainless steel build.
    Easy to pour without removing stopper.
  • 9.5
    3
    Thermos Mondial 061080 Vacuum Flask 1.8 litres Black
    Thermos
    34% Off

    Thermos Mondial 061080 Vacuum Flask 1.8 litres Black

    9.9 Simple to clean
    9.9 lasts a long time
    9.9 Watertight

    Why we love it

    Excellent temperature retention.
    Convenient integrated drinking cup.
    Spacious 1.8-litre capacity.

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.