In the next 4 minutes, you will read everything you need to know about the best Thermos Flasks in India 2023.
For those not in the know, a thermos flask is also known as a vacuum flask or a Dewar flask.
With a good quality thermos flask, you won't have to worry about the water getting hot in the summer or the tea getting cold in the winter.
What is a thermos flask?
A thermos flask is an insulated bottle that helps keep hot liquids hot and cold liquids cold for up to 12-24 hours. The capacity of thermos flask starts from 500 ml and can go up to 1.5 liters.
If you are short of time, Milton Thermosteel Flask is the best thermos flask for tea and coffee in India, this flask also comes with a lid and a cup. Moreover, Instacuppa thermos bottle is the best hot and cold water bottle 2023 in India.
To understand what a thermos flask is, how it works, which is better Borosil vs Milton flask, and how to choose the best thermos flask in India, you can visit our “Buying Guide”.
So, today in this post we will review the top 5 best thermos flask in India 2023, compare them in terms of their pros and cons and which one should you buy for water, milk, tea or coffee.
You can use these best quality thermos flask for work, college, school, hiking etc.
You can directly jump to “Reviews” or “Top 3 Picks” of these Top 5 Best Thermos Flasks in India in 2023.
There are over 30,000 thermos flasks available in India. Needless to say, the number of brands selling these thermos flasks would also be huge.
A good brand is one that is durable, strong, strong in performance and most importantly, can be trusted. When we take all these factors into consideration, we can estimate that Milton, Cello, Borosil, and Instakuppa are the best thermos flask brands in India.
1. Cello Swift Stainless Steel Flask: Your Reliable and Affordable Thermos Flask
Cello thermos flasks in India range in capacity from 350 ml to 2,000 ml while the price ranges from Rs 200 to Rs 2,500. The best Cello Thermos Flask in India 2023 is Cello Swift Stainless Steel Flask with double walled safety and 1,000 ml capacity.
Cello, like Milton, is one of the top thermos flask brands in India that offers affordability without compromising on quality.
When it comes to thermos flasks, the Cello Swift Stainless Steel Flask is one of the best options to buy online in India, especially if you are looking for a budget-friendly option.
This stainless steel thermos flask from Cello features a small mouth and neck design, which ensures spill-free drinking. Additionally, the small mouth and neck help reduce heat loss from the inside, thereby retaining heat.
The Cello Thermos Flask features a modern click press inner lid, which provides a secure seal to preserve the temperature level of your beverages.
Crafted using Thermo Seal technology, this flask incorporates an additional layer of insulation through its thermal jacket, ensuring optimum heat retention.
Equipped with an airtight plastic cap, our tests of the best thermos flasks showed that the Cello Flask can maintain a level temperature for nearly 18 hours.
When it comes to choosing a Cello Thermos flask, you have a wide range of options in terms of colors and capacity. You can choose from capacities ranging from 350ml to 1,800ml with color options including Silver, Blue and Red.
However, as a recommendation, it is advisable to opt for a silver colour, as colors like blue and red tend to lose their shine after a few months of use.
Unlike the Milton Thermosteel Flask, the Cello Thermos Flask does not come with a carry pouch or a 1-year warranty, which is the only aspect we found lacking in this product.
If you specifically need a Cello Flask with a warranty, the Cello Flip Style Stainless Steel Bottle Hot & Cold is a suitable option. With maintaining hot and cold for a minimum of 18 hours, this flask really stands out as the best thermos flask for hot and cold water in India 2023.
Product Features:
Capacity: 1,000ml
Color: Silver, Blue and Red
Weight: 360 grams
Dimensions: 9 x 34 x 10 cm
Temperature Retention: 24 hours
Pros of Cello Swift Stainless Steel Flask:
Lightweight and Portable Design
Strong and Durable Construction
Best Thermos Flasks Under Rs 1,000 in India for Keeping Hot and Cold Water
100% insulated vacuum steel to maintain optimum temperature
Copper coating inside for more heat retention
Food-grade and leak-proof steel construction
BPA free for safe drinking
Perfect for gym, office, school or any outing
Cons of Cello Swift Stainless Steel Flask:
no warranty given
No carry pouch included
Stay hydrated and enjoy your favorite beverages on the go with the reliable and affordable Cello Swift Stainless Steel Flask. Its quality build, excellent heat retention and user-friendly design make it a smart choice for your everyday hydration needs.
2. Milton Thermosteel Flip Lid Flask: Best Thermos Flask for Hot and Cold Water
Milton needs no introduction in the Indian market. I think most of us can remember the school days of 90s (those were my school days, not sure about yours) when kids used to bring Milton water bottles and considered them premium water bottles used to go. Well, guess what, it's been 30 years, Milton is still at the forefront of the Indian market when it comes to lunch boxes, water bottles or thermos flasks.
Milton thermos flasks in India range in capacity from 350 ml to 2,000 ml while the price ranges from Rs 300 to Rs 3,000. The best Milton Thermos Flask in India 2023 is Milton Thermosteel Flip Lid Flask with 1,000 ml capacity and 1 year warranty.
The first flask in our review of the best Thermos Flasks in India 2023 is the 1,000ml Thermos Flask from the well-known brand Milton.
If you're looking for the best thermos bottle for hot water in India, look no further than Milton. This is undoubtedly one of the top thermos flask brands in the country, backed by countless positive customer reviews and high ratings.
This double-walled thermos flask from Milton features vacuum-insulated inner and outer steel walls, which ensure that your beverages are kept at a constant temperature.
As the brand claims, the Milton Thermos Flask can keep your water cold or hot for up to 24 hours. However, based on our testing, you can expect it to retain the temperature for at least 18-20 hours, which is still remarkable.
During our use, we were highly satisfied with the flask's heat retention, and there was no unpleasant odor from the bottle.
The interior of the thermos flask is coated with copper, which increases its heat-holding capabilities. As an added convenience, the lid of the flask can be used as a cup for drinking, eliminating the need to carry an extra cup when traveling.
It is worth noting that the bottle of the flask may say "Milton Thermosteel" even if the flask is labeled "Milton".
The only aspect that could be improved on this Milton Thermos Flask is its weight. It weighs about 700 grams, making it relatively heavy compared to other bottles (only Borosil and Milton Flask share this weight).
Nonetheless, the best Thermos Flask for hot and cold water in India under ₹ 1,000 in 2023 is undoubtedly the Milton Thermosteel Flip Lid Flask, with a carry pouch and 1-year warranty.
For those wanting a larger capacity thermos flask, Milton also offers a 1800 ml variant that can keep your water hot or cold for up to 24 hours with a 1-year warranty.
To sum up, if you are looking for the best thermos bottle for tea under Rs 1,000 in India, the Milton Thermosteel Flip Lid Flask is an excellent option.
Product Features:
Capacity: 1,000ml
Color: Silver
Weight: 700 grams
Dimensions: 33.27 x 9.78 x 9.78 cm
Temperature Retention: 24 hours
Pros of Milton Thermosteel Flip Lid Flask:
Best Thermos Flask in India under Rs 1,000
100% rust-free construction
1 year warranty for peace of mind
Spill-free and airtight flip lid design
Leak-resistant for hassle-free use
BPA free for safe drinking
Ideal for gym, sports, school and outdoor activities
Cons of Milton Thermosteel Flip Lid Flask:
relatively heavy for travel purposes
Choose the Milton Thermosteel Flip Lid Flask and enjoy the convenience of hot or cold beverages on the go. With its superior features, durable construction and affordable price, it is the perfect companion for all your hydration needs.
3. Borosil Hydra Thermo Stainless Steel Flask Reviews
Borosil is one of India's most trusted glassware brands since 1962 and deals in microwave safe glass bowls, lunch boxes, dinner sets, tumblers, storage containers, water bottles and other kitchen utensils. You can trust this brand when it comes to quality and their products are quite affordable as well.
Borosil thermos flasks in India range in capacity from 400 ml to 2,000 ml while the price ranges from Rs 600 to Rs 1,200. The best Borosil Thermos Flask in India 2023 is Borosil Hydra Thermo Stainless Steel Flask. This flask comes with a thermal cover, has a capacity of 1,000 ml and is one of the best thermos flask in India under Rs 1,000.
Borosil stands as one of the most reputable and premier thermos flask brands in India.
Presenting the 1,000ml Hydra Thermo Stainless Steel Flask from Borosil, accompanied by a black thermal cover, designed for comfortable grip and effortless portability.
This thermos flask features double-wall insulation, ensuring your water remains hot or cold for an impressive 24 hours.
For those seeking a flask with a warranty, the Borosil Hydra Thermo flask is an excellent choice, providing a 1-year warranty for added reassurance.
Crafted with food-grade 304 stainless steel for both the interior and exterior, this flask guarantees a rust-free and hygienic experience. All plastic components are also food-grade and non-toxic, ensuring safe consumption.
To maximize temperature retention, the flask incorporates a copper coating on the inside. The leak-proof cap serves as a convenient cup for enjoying small quantities of water.
Borosil has catered to diverse consumer demands by offering a range of sizes, from 500ml to 850ml, ensuring there's an option to suit your needs.
Transporting the flask is effortless, thanks to the cotton handle on the exterior thermal cover.
While the bottle is manufactured by an Indian company, it is worth noting that it is made in China for reasons unknown.
In terms of performance, this thermos flask stands out as top-notch, solidifying its place as one of the best choices in India for keeping water hot or cold.
Additionally, you may consider exploring the black-colored thermos flask from Borosil with an 850ml capacity, accompanied by a 1-year warranty.
Product Specifications:
Capacity: 1,000 ml
Color: Silver
Weight: 570 grams
Dimensions: 8.4 x 8.4 x 31 cm
Temperature Retention: 24 hours
Advantages of Borosil Hydra Thermo Stainless Steel Flask
1-year warranty for added assurance
Thermal cover for enhanced protection
100% rust-proof construction
Leak-proof and BPA-free design
Ideal for office and personal use
Cons of Borosil Hydra Thermo Stainless Steel Flask:
Manufactured in China
Experience the excellence of the Borosil Hydra Thermo Stainless Steel Flask, offering remarkable features, durability, and a 1-year warranty. Its impressive performance and convenient design make it an ideal companion for both professional and personal use.
4. Fuel Your Passion: Hydrate Like a Transiac With the Right Water Bottle
First and foremost, this thermos flask flaunts an impressive sporty design, making it an ideal choice for individuals seeking a flask for gym, sports or outdoor activities.
Constructed from stainless steel and silicone rubber grip, this flask ensures a comfortable and secure grip, enhancing the overall user experience.
With a capacity of 1,000 ml, this flask outdoes others by maintaining hot water for up to 13 hours and cold water for an astonishing 36 hours, setting a new standard among thermos flasks.
During our tests focused on maintaining the temperature of cold water, this flask exceeded expectations by maintaining coolness for over 24 hours, which is an impressive feat.
The flask features a screw-on, leakproof lid with a wide mouth, which enables the addition of ice cubes or the easy consumption of large sips of beverages.
The silicone lid is ergonomically designed, and an additional free lid is included with every purchase, further enhancing convenience.
The semi-circular shape of the lid provides a comfortable grip during activities like walking or running, and the rubber grips on both the handle of the lid and the bottom of the bottle ensure a secure grip that doesn't cause slipping.
In my opinion, this flask gives a premium feel which sets it apart from other thermos flasks available in India.
Although this flask is a bit pricey, the combination of its premium appearance, 1-year warranty, and exceptional temperature retention capabilities make it well worth the extra investment.
For those looking for the ideal thermos flask for gym, trekking, hiking or other sporting activities, Traniac thermos flask stands out as the top choice in India. Its excellent features and performance make it the ultimate companion for gym workouts, hiking adventures, mountaineering expeditions and more.
Product Features:
Capacity: 1,000ml
Color: Matte Black
Weight: 580 grams
Dimensions: 32.4 x 10.3 x 10.2 cm
Temperature Retention: Hot/Cold - 13/36 Hours
Pros of Traniac Flask:
1 year warranty for added assurance
Unique and unconventional design
Leak-proof and BPA-free construction
Rubber Grips for Better Handling
Extra rubber lid included
Excellent temperature retention capabilities
Double powder coating for superior durability
Ideal for sports, gym and outdoor activities
Cons of Traniac Flask:
relatively high price point
No pouch included for convenient carrying
Discover the excellence of the TRANIAC Thermos Flask, which offers unmatched performance, durability, and a 1-year warranty. With its exceptional temperature retention properties and suitability for a variety of activities, this is the best thermos flask in India for sports, gym, hiking, mountaineering and much more.
5. UNIGEAR Premium Stainless Steel Vacuum Insulated Water Bottle, Sports Thermos Flask Keeps Cold 24 Hours, Hot 12 Hours
Unigear is a registered trademark and is protected by the Office of the Controller General of Patents, Designs and Trademarks, Government of India.
If you have a budget constraint and you are looking for the best thermos flask in India under Rs 500, then you can go for Unigear Sports Thermos Flask.
This thermos flask comes in a capacity of 500 ml with a very sporty and vibrant look.
The material of the flask is stainless steel and has double wall vacuum insulated technology.
During our tests, we found that this flask can easily maintain a cool temperature for 16-18 hours, which is great considering the price of this bottle.
The bottle has a wide mouth so that you can take big sips at a time and also add some ice cubes if you have a cold beverage in the flask.
Since the bottle is made of food grade steel, you don't have to worry about any chemicals or metallic taste.
A word of advice, don't pick this thermos flask just because the color or exterior design is attractive as this is a sticker which will come off during regular use, but you can count on the matte finish which feels quite solid.
I think what could have been improved about the Unigear Thermos Flask is a choice of different sizes, there is no 750ml or 1,000ml version, only a 500ml version.
Also, there is no warranty on this flask, but considering the price I will give this thermos flask 8/10. Overall, the best Thermos Flask in India under ₹500 in 2023.
Product Features:
Capacity - 500ml
Colour- Blue, Orange and Green
Weight - 360 Grams
Dimensions - 23.8 x 7.6 x 7.4 cm
Temperature Retention - Hot/Cold - 12/24 Hours
Pros of UNIGEAR Premium Sports Thermos Flask:
most affordable thermos flask in india
Unorthodox Thermos Flask With A Lively Look
corrosion resistant
Leak Proof, BPA Free
rubber grip
Ideal for sports, gym and outdoor activities
Cons of UNIGEAR Premium Sports Thermos Flask:
It does not have a 1,000ml flask, only 1 size available in 500ml
No Warranty
