Is a hot and cold water purifier good?

Yes, a hot and cold water purifier is excellent. It offers convenience (instant purified water at ideal temperatures) and health benefits (removes contaminants), making it a worthwhile investment.

Is RO water safe for kidneys?

No, relying only on RO water is generally not recommended for healthy kidneys, as it lacks essential minerals and can be slightly acidic. It's safe if minerals are re-added.

Can we drink RO water daily?

Yes, you can drink RO water daily, but it may lack essential minerals. For long-term health, ensure you get necessary minerals from food or other water sources.

5 Best Hot and Cool Water Purifiers from Aquaguard, AO Smith, and More

Now, no worries for the weather change, here is the list of 5 best hot and cool water purifiers from trusted brands like Aquaguard, AO Smith, and more brands. This article provides details about purification stages, heating speed, and value, ensuring your family has instant access to safe, temperature-controlled water.

By : Srishty Singh
Last Updated on Nov 03, 2025 16:22 IST
Published on Nov 03, 2025 16:22 IST

In modern homes, a standard water purifier is no longer enough. The convenience of instant hot or cool purified water, perfect for baby food, green tea, or a refreshing cold drink, has made combination purifiers a must-have appliance. But with advanced Reverse Osmosis (RO) and UV models hitting the market, how do you choose the right one?

This article cuts through the buyers' reviews and features to compile the 5 best hot and cool water purifiers, from industry leaders like Aquaguard (Eureka Forbes), AO Smith, and more. We have meticulously evaluated each machine based on purification technology, heating/cooling efficiency, water-saving features, and long-term maintenance costs, empowering you to invest confidently in the healthiest, most convenient water solution for your family.

Explore more such articles on Home Electronics and Solutions!

AO Smith Z9 Pro Black Instant Hot and Ambient RO+SCMT+Copper+Alkaline+Mintech
The AO Smith Z9 Pro Black is the definitive water solution for the modern home, delivering Instant Hot, Ambient, and purified water through an elite 8-Stage filtration system. It features 100% RO+SCMT+Copper+Alkaline+Mintech for baby-safe water, enriching it with essential minerals and copper while maintaining balanced pH. The instant hot water is hygienically stored in a durable Stainless Steel Tank. With a 10L capacity and sleek black design, the Z9 Pro water purifier with hot and cold water is a smart, water-saving purifier that offers unparalleled convenience and comprehensive protection for your family's health.
Bank Offers on Amazon:
- Get 5% back with an Amazon Pay ICICI Bank credit card for Prime members and 3% back for others. Not applicable to EMI orders and Amazon business transactions.
- 10% Instant discount on selected bank cards
Specifications:
- Brand:AO Smith
- Installation Type :Countertop
- Material:Plastic
- Capacity:10 litres
Reasons to buy:
✓Instant hot water at the press of a button
✓Comprehensive 8-stage RO+SCMT+Alkaline purification
✓An environmentally friendly design with up to 55% water savings
Reason to avoid:
✗Requires timely, professional filter maintenance for optimal performance
01
AO Smith Z9 Instant Hot+Ambient Water Purifier for Home
The AO Smith Z9 hot and cool water purifier is the ultimate solution for pure, convenient hydration, delivering both at the touch of a button. Featuring a robust 8-stage purification process, including 100% RO and the powerful Silver Charged Membrane Technology (SCMT), it ensures baby-safe, mineral-enriched water (MIN-TECH) with balanced PH.
Its breakthrough Advanced Recovery Technology is a game-changer, recovering over 55% of water, saving you more than twice the water of an ordinary RO system. With a large 10L storage and a sleek design, the Z9 water purifier for home offers unparalleled purity and kitchen convenience.
Bank Offers on Amazon:
- Get 5% back with an Amazon Pay ICICI Bank credit card for Prime members and 3% back for others. Not applicable to EMI orders and Amazon business transactions.
- 10% Instant discount on selected bank cards
Specifications:
- Brand:AO Smith
- Installation Type :Countertop
- Material:Plastic
- Capacity:10 litres
Reasons to buy:
✓Additional advanced SCMT filter
✓Equipped with child lock protection from hot water
✓Balanced mineral composition
Reason to avoid:
✗Higher initial purchase price compared to standard RO models
02
Bepure HNC ISI Mark 5G Hot And Cold Water Purifier 9L RO+UV+UF+TDS + Alkaline Purification
Experience the future of hydration with the Bepure HNC ISI Mark 5G hot and cold water purifier. This 9-litre powerhouse features an 8-stage purification system (RO+UV+UF+TDS Control + Alkaline) to deliver absolutely pure, mineral-rich water.
Whether you need an instant cup of hot tea or refreshing cold water after a workout, the Bepure HNC provides it instantly. Its advanced design handles water with up to 3000 ppm TDS, ensuring optimal performance even in challenging hard water areas.
Bank Offers on Amazon:
- Get 5% back with an Amazon Pay ICICI Bank credit card for Prime members and 3% back for others. Not applicable to EMI orders and Amazon business transactions.
- 10% Instant discount on selected bank cards
Specifications:
- Brand:BePURE
- Installation Type :Countertop
- Material:Plastic
- Capacity:9 litres
Reasons to buy:
✓Instant hot and cold water delivery
✓8-stage advanced purification (RO+UV+UF+Alkaline)
✓Effective up to 3000 ppm TDS
Reason to avoid:
✗Requires a continuous power supply for heating/cooling functions
03
Aquaguard Blaze Insta Hot & Ambient 8-Stage RO, Dual Stainless Steel Tank Water Purifier
The Aquaguard Blaze is a sophisticated 8-stage RO purifier designed for the modern home. Experience the ultimate convenience of Insta Hot and Ambient water on demand, perfect for quick drinks or cooking. Featuring a powerful RO+UV+Active Copper purification system and innovative Dual Stainless Steel Tanks, it ensures 99.9% germ-free, taste-enhanced water from any source.
Its advanced technology delivers up to 40% water savings, making this RO water purifier an eco-conscious and efficient choice. Elevate your water consumption with this water purifier for home.
Bank Offers on Amazon:
- Get 5% back with an Amazon Pay ICICI Bank credit card for Prime members and 3% back for others. Not applicable to EMI orders and Amazon business transactions.
- 10% Instant discount on selected bank cards
Specifications:
- Brand :Aquaguard
- Installation Type :Wall-mounted, Countertop
- Material:Acrylonitrile Butadiene Styrene, Polypropylene, Stainless Steel See more
- Capacity:5.6 litres
Reasons to buy:
✓Removes microplastics and pesticides
✓Superior 8-stage RO+UV+Active Copper purification
✓Significant 40% water savings
Reason to avoid:
✗Requires a connection to a power source for the heating function
04
Bepure Ace ISI Mark Hot and Normal 9L RO+UV+UF+TDS+ Copper Alkaline Water Purifier
Introducing the Bepure Ace, the all-in-one water purifier system engineered for the modern home. Featuring an advanced 8-stage purification process, including RO, UV, UF, TDS control, and Copper Alkaline technology, it delivers water that is not just safe, but enriched. Its standout feature is the instant hot and normal water function, perfect for quick tea, coffee, or cooking.
Certified with the ISI Mark, the Bepure hot and cool water purifier guarantees quality and works reliably even with high TDS levels up to 3000 ppm, ensuring pure, healthy, and great-tasting water for your family. Its sleek 9L design fits beautifully in any kitchen.
Bank Offers on Amazon:
- Get 5% back with an Amazon Pay ICICI Bank credit card for Prime members and 3% back for others. Not applicable to EMI orders and Amazon business transactions.
- 10% Instant discount on selected bank cards
Specifications:
- Brand :BePURE
- Installation Type :Countertop
- Material:Plastic
- Capacity:9 litres
Reasons to buy:
✓Comprehensive 8-stage purification (RO+UV+UF+TDS+Copper Alkaline)
✓Temperature ranging from 80 to 90 degrees
✓Copper Alkaline Technology provides not just pure but healthy water
Reason to avoid:
✗This hot and cold water machine requires regular maintenance/filter replacements for all 8 stages
05

A Comparison Table of the Best Water Purifiers with Hot and Cool Features

Water Purifier Models	Purification Method	Weight
AO Smith Z9 Pro	Reverse Osmosis	‎14.63 Kilograms
AO Smith Z9	Reverse Osmosis	‎14.63 Kilograms
Bepure HNC ISI Mark 5G	ro uv uf tds	15 Kilograms
Aquaguard Blaze	Reverse Osmosis, Ultraviolet	11.5 Kilograms
Bepure Ace ISI Mark	Reverse Osmosis	‎12 Kilograms

Disclaimer: At Jagran, we prioritize providing the up-to-date information on the latest trending commodities and goods. This Article is written and vetted by our in-house category authors in sync with the Google guidelines on product reviews and shoppable content. Jagran is in an associate partnership, so we may earn a part of the revenue when you make a purchase. We shall not be liable for any claim under applicable laws, including but not limited to the Consumer Protection Act, 2019, concerning the products. The products listed in this article are in no particular order of priority.

Faq's

Is a hot and cold water purifier good?
+
Yes, a hot and cold water purifier is excellent. It offers convenience (instant purified water at ideal temperatures) and health benefits (removes contaminants), making it a worthwhile investment.
Is RO water safe for kidneys?
+
No, relying only on RO water is generally not recommended for healthy kidneys, as it lacks essential minerals and can be slightly acidic. It's safe if minerals are re-added.
Can we drink RO water daily?
+
Yes, you can drink RO water daily, but it may lack essential minerals. For long-term health, ensure you get necessary minerals from food or other water sources.

More For You

5 Best Hot and Cool Water Purifiers from Aquaguard, AO Smith, and More

AO Smith Z9 Pro Black Instant Hot and Ambient RO+SCMT+Copper+Alkaline+Mintech

Specifications:

Reasons to buy:

Reason to avoid:

AO Smith Z9 Instant Hot+Ambient Water Purifier for Home

Specifications:

Reasons to buy:

Reason to avoid:

Bepure HNC ISI Mark 5G Hot And Cold Water Purifier 9L RO+UV+UF+TDS + Alkaline Purification

Specifications:

Reasons to buy:

Reason to avoid:

Aquaguard Blaze Insta Hot & Ambient 8-Stage RO, Dual Stainless Steel Tank Water Purifier

Specifications:

Reasons to buy:

Reason to avoid:

Bepure Ace ISI Mark Hot and Normal 9L RO+UV+UF+TDS+ Copper Alkaline Water Purifier

Specifications:

Reasons to buy:

Reason to avoid:

A Comparison Table of the Best Water Purifiers with Hot and Cool Features

Faq's