Advertising Disclosure Thermal Flasks Comparison - June 2025
7 Best Thermal Flasks In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.9Exceptional | 2  9.7Exceptional | 3  9.6Exceptional | 4 Best Value  9.5Excellent | 5  9.4Excellent | 6  9.3Excellent | 7  9.2Excellent |
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ModelThermos Stainless King 1.2L Multi- Purpose Thermos Flask - Original-Style Flask used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Midnight Blue, 5- Year Warranty | Model THERMOcafè by THERMOS Stainless Steel Flask, Multi-colour, 1.0 Litre | Model Thermos Stainless Steel Flask, Hammertone Grey, 1.0 L | 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 Nuactiv Stainless Steel Water Bottle, Vacuum Insulated Flask BPA Free, 12hrs Hot & 24hrs Cold Drinks, Thermal Metal Water Bottles, Leakproof 500ml Double Wall, Drinking for Kids, Gym, Sports, Travel | Model Contigo Byron Snapseal Travel Mug | Stainless Steel Thermal Mug | Vacuum Flask | Leakproof Tumbler | Coffee to Go Mug with BPA Free Easy-Clean Lid | Vivacious | 470 ml | Model YINJAM Travel Mug Reusable Insulated Coffee Cups Vacuum Insulation Flasks Stainless Steel Thermal Tumbler for Hot Cold Drinks (Black, 510ml) |
BrandThermos | Brand Thermos ThermoCafé Stainless Steel Flask, 1.0 L | Brand THERMOcafé by THERMOS | Brand Thermos | Brand Nuactiv | Brand Contigo | Brand YINJAM |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews |
Features | ||||||
Watertight 9.9 | Watertight 9.8 | Watertight 9.8 | Watertight 9.9 | Watertight 9.3 | Watertight 9.1 | Watertight 8.9 |
Simple to clean 9.6 | Simple to clean 9.6 | Simple to clean 9.6 | Simple to clean 9.6 | Simple to clean 9.8 | Simple to clean 9.4 | Simple to clean 9.4 |
Easy to grip 9.8 | Easy to grip 9.6 | Easy to grip 9.4 | Easy to grip 9.6 | Easy to grip 9.6 | Easy to grip 9.6 | Easy to grip 9.9 |
Durability 9.8 | Durability 9.6 | Durability 9.6 | Durability 9.9 | Durability 9.8 | Durability 9.1 | Durability 9.8 |
Worth the money 9.8 | Worth the money 9.6 | Worth the money 9.4 | Worth the money 8.9 | Worth the money 9.8 | Worth the money 7.0 | Worth the money 8.9 |
Temperature control 9.8 | Temperature control 9.6 | Temperature control 9.6 | Temperature control 9.9 | Temperature control 9.4 | Temperature control 9.1 | Temperature control 9.3 |
Lasts a long time 9.8 | Lasts a long time 9.6 | Lasts a long time 9.4 | Lasts a long time 9.3 | Lasts a long time 9.6 | Lasts a long time 9.1 | Lasts a long time 9.3 |
Tech Specs | ||||||
customer reviews4.7 4.7 out of 5 stars 21, 762 ratings 4.7 out of 5 stars | customer reviews 4.6 4.6 out of 5 stars 20, 303 ratings 4.6 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 4.7 4.7 out of 5 stars 4, 271 ratings 4.7 out of 5 stars | customer reviews 4.7 4.7 out of 5 stars 2, 656 ratings 4.7 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 4, 066 ratings 4.5 out of 5 stars | customer reviews 4.4 4.4 out of 5 stars 1, 474 ratings 4.4 out of 5 stars |
item weight 660 g | item weight 17.99 Ounces | item weight 530 g | item weight 320 g | item weight 280 g | item weight - | item weight 300 g |
product dimensions 3.74 x 4.29 x 12.32 cm 659.98 g | product dimensions 31 x 87 x 87 cm 510.01 g | product dimensions 13.07 x 13.07 x 3.46 cm 530 g | product dimensions 25.2 x 8.41 x 5.99 cm 320 g | product dimensions 7 x 7 x 26 cm 280 g | product dimensions - | product dimensions - |
special features Double-walled stainless steel with 1.20 litre capacity, Dishwasher safe top rack , Practical carry handle, Completely leak-proof and therefore leak-proof, Insulation does not give temperature to the outside | special features - | special features Leakproof, Lightweight | special features Hot 12 Hours, Cold 24 Hours | special features Airtight, Leak Proof, Lightweight, Narrow Mouth, Insulated | special features - | special features Leakproof, Double Wall |
color Glossy Black | color - | color Grey | color Black | color Teal | color - | color Black |
capacity 1.2 litres | capacity - | capacity 1 litres | capacity 470 Millilitres | capacity 500 Millilitres | capacity - | capacity - |
material Stainless Steel | material - | material Stainless Steel | material Stainless Steel | material Stainless Steel | material - | material - |
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
9.9
1ThermosThermos Stainless King 1.2L Multi- Purpose Thermos Flask - Original-Style Flask used as Travel Mug or Insulated Water Bottle for Daily Commute & Weekend Adventures – Midnight Blue, 5- Year Warranty
9.9 Watertight9.8 Easy to grip9.8 DurabilityWhy we love it
Keeps drinks hot or cold for 24 hours.
Durable stainless steel construction.
Convenient twist and pour stopper.
-
9.7
2Thermos ThermoCafé Stainless Steel Flask, 1.0 L
THERMOcafè by THERMOS Stainless Steel Flask, Multi-colour, 1.0 Litre
9.8 Watertight9.6 Simple to clean9.6 Easy to gripWhy we love it
Keeps drinks hot or cold for hours.
Durable and stylish design.
Safe and comfortable to handle.
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.
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.
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.
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.
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.
