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Best AO Smith water purifiers for clean, mineral-rich drinking water

Synopsis

AO Smith water purifiers employ innovative purification technologies--including RO, UV, UF, SCMT, and Alkaline Min-Tech-- to provide pure and baby-friendly drinking water. The purifiers are certified for use with any water source--municipal, borewell, or tanker. Designed to fit the needs of the consumer, the purifiers are space-efficient and aesthetically modern. AO Smith provides plenty of options when the need is for a small washing/under-the-sink solution or as a countertop solution. All purifiers are designed to be efficient and last in the home for many years--making them ideal for Indian families.

AO SmithTeam ProductLine
Selecting a water purifier is an essential step to ensure safe and healthy drinking water at home, and AO Smith has been providing high-performance solutions for families all over the world for many years. AO Smith is known for their innovative purification technology and aesthetic appeal. The combination of style, safety, and sustainability can be found in any AO Smith water purifier. AO Smith produces a variety of water purifiers to meet the needs of a variety of water conditions – from municipal water sources to borewell sources – utilising advanced technologies, including the advanced 8-stage RO systems with SCMT, energy-saving features, and copper and alkaline mineral enhancement.

AO Smith provides several options, as well, including sleek yet uncomplicated under-sink purifiers and simple countertop units, to ensure everyone's home will benefit from clean, mineral-rich water. AO Smith water purifiers do not just purify the water, instead, they provide real solutions by eliminating impurities and keeping only essential health-contributing nutrients, for those who want the health benefits without sacrificing taste. Explore this list of the best AO Smith water purifiers tailored to modern needs while still maintaining high purification requirements and ease of use.

List of the best AO Smith water purifiers

Read more about other Water Purifiers in the Kitchen and Dining section on the Top Trending Products page. Read about the best AO Smith water purifiers

1. AO Smith X5 Under The Counter/Sink Water Purifier


The AO Smith X5 under-the-counter water purifier is small and designed for under the sink. It has a 6-stage 100% RO purification process. With its copper fortified mineraliser, this water purifier delivers clean water that is enriched with minerals. The unit provides the users with 6-litre storage space while having a high-speed delivery system through a gooseneck faucet and comes with a free pre-filter. Overall, it is a space-saving, compact, and health-first approach to drinking water for a modern kitchen.
Specifications
  • Material: Plastic
  • Capacity: 6 litres
  • Package Information: Dispenser
  • Purification method: Reverse Osmosis
  • Maximum Flow Rate: 15 litres per hour
  • Special Feature: Reverse Osmosis, Remineralisation
Pros

  • Compact under-sink design
  • Copper-enriched water output
  • 6-stage RO purification
  • Gooseneck-type faucet included
  • Includes a pre-filter for free
Cons

  • Requires installation under the sink
  • Plastic body material
What is in the Box?
  • Water purifier
  • Gooseneck faucet
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • Space-saving design: Under-sink installation clears counter space.
  • 6-Stage purification: Enjoy safe, odourless, and crystal-clear drinking water.
  • Copper fortified mineralizer: Provides added benefits of copper to the water.
  • Quick dispensing: Water is dispensed at a rate of 15 litres/hour, taking care of your daily needs.
  • Sufficient storage: A 6-litre storage tank allows for a continuous supply of water.
  • Stylish faucet: Gooseneck faucet design to complement modern kitchens.
  • Value add on: Includes a 1900 worth pre-filter at no charge.
  • Peace of mind: 1-year warranty for your service needs.
Buy AO Smith X5 Under The Counter/Sink Water Purifier

2. AO Smith Z9 Instant Hot+Ambient Water Purifier for Home


The AO Smith Z9 Instant Hot+Ambient water purifier delivers enhanced 8-level-safety purification with 100% RO + SCMT, handing you baby-safe water with great mineral balance through its unique MIN-TECH. It also boasts instant hot water at two temperatures (45°C and 80°C), you don't have to push & hold, just one-touch dispensing, and an impressive 10 litres of storage. The Z9 saves water yet provides performance, convenience, and is environmentally conscious, all in modern countertop form.
Specifications
  • Material: Plastic
  • Capacity: 10 litres
  • Package Information: Dispenser
  • Purification method: Reverse Osmosis
  • Maximum Flow Rate: -
  • Special Feature: ‎500- 1999 ppm, RO
Pros

  • Provides instant hot water
  • Purifies water with 8-stage RO + SCMT
  • Saves 55% of water
  • Has a 10-litre storage capacity
  • Has one-touch electronic control
Cons

  • Does not provide any cold water
  • The body material is plastic
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • Instant hot water: Instantly dispenses purified hot water at 45°C and 80°C for tea and quick meals.
  • 8-Stage purification: Ensures impurities, contaminants, viruses, and bacteria are efficiently removed from water.
  • SCMT technology: No secondary microbial contamination to ensure safety.
  • MIN-TECH mineraliser: This is mineralised purified water, so you stay hydrated without the nasty taste of ordinary water, but with all the necessary minerals.
  • 55% water savings: Eco-Friendly construction in the design saved up to 55% water.
  • One-touch dispensing: Simple to use daily with instant hot purified water availability.
  • 10-Litre storage: Ordering water into the 10-litre internal storage tank for household functionality and instant access to water whenever needed.
  • Flexible installation: Underneath or on a bench or wall-mounted for everyday convenience.
  • Smart alert system: Notifies you when the filters need to be changed, so you know it is working properly.
  • Warranty: Gone are the days of replacing your reverse osmosis membranes and filters often. Warranty covers your RO membrane and filters for one year.
Buy AO Smith Z9 Instant Hot+Ambient Water Purifier for Home

3. AO Smith Z9 Pro Instant Hot and Ambient Purifier


AO Smith Z9 pro provides premium purification as it has 100% RO + SCMT with copper-alkaline - MIN-TECH, 8-stage filtration that provides hot water with essential minerals and ensures baby-safe hot water. With a stainless-steel hot water tank, one-touch temperature operating system, and saves 55% water, this 10-litre purifier fits modern homes and is counter-top designed, which caters to various TDS levels, while noting smart alerts.
Specifications
  • Material: Plastic
  • Capacity:10 litres
  • Package Information: Dispenser
  • Purification method: Reverse Osmosis
  • Maximum Flow Rate: -
  • Special Feature: ‎500 - 1999 ppm, RO
Pros

  • Child lock for instant hot water
  • Copper + Alkaline MIN-TECH
  • Hot water tank made of stainless steel
  • 8-stage RO+SCMT purification
  • 55% savings on water consumption
Cons

  • No dispensing of cold water
  • Plastic external body
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • Copper + Alkaline MIN-TECH: Improves taste and health while providing the right balance of minerals in the right alkaline pH.
  • Stainless-steel tank: Safe and hygienic hot water storage.
  • Instant hot water: Supplies 45°C and 80°C water for various needs.
  • SCMT technology: Protects against secondary microbial contamination.
  • 8-Stage filtration: Provides complete protection from all major impurities.
  • High TDS compatibility: Purifies water from borewell, tanker, or municipal supply up to 2000 TDS.
  • 55% water saving: Reduces wastage and maximises efficiency and environmental friendliness.
  • Smart alerts: Alerts the user when he filter will need replacing to retain optimal performance.
  • Large 10L storage: Easy access to purified water throughout the day.
  • One-touch dispensed water: The Manager controls all temperature selections via an easy-to-use dispensing panel.
Buy AO Smith Z9 Pro Instant Hot and Ambient Purifier

4. AO Smith Z5 Pro RO Alkaline Water Purifier


AO Smith Z5 pro purifies water from any water source into pure, mineral-enriched water through 8-stage RO purification and with SCMT, Alkaline Min-Tech, and copper mineralizer. This 5L purifier is perfect for any water source and offers a smart digital screen with auto cut-off and energy-saving mode. Provides enhancements in taste and health, and is energy-efficient, all of which make this a highly dependable water purification system for households. Especially if you need a low-profile, highly advanced water purification system.
Specifications
  • Material: Plastic
  • Capacity: 5 litres
  • Package Information: Dispenser
  • Purification method: SCMT, Reverse Osmosis
  • Maximum Flow Rate: 15 litres per hour
  • Special Feature:‎ Digital display, Retains natural taste, Auto cut off, Energy saving mode
Pros

  • 8-stage advanced purification
  • Copper and Alkaline Min-Tech technology
  • Smart digital display
  • Energy-saving pre-filtration mode
  • Included free pre-filter
Cons

  • 5L Capacity
  • Plastic Body
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • 8-Stage purification: Provides complete removal of impurities to guarantee pure water quality.
  • RO + SCMT technology: Adds double protection by reducing chemicals and preventing microbial contamination.
  • Copper mineralizer: Adds copper ions to water for health benefits.
  • Alkaline Min-Tech: Maintains ph and improves taste using natural processes.
  • Smart digital display: Displays TDS and performance status in real time.
  • Energy saving mode: Saves power while maintaining purification efficiency.
  • Compatible with all water sources: Handles excessive TDS (200-2000) – suitable with borewell, municipal, or tanker water.
  • Space-saving design: The freestanding build is space-efficient and fits most kitchens.
  • Free pre-filter: Enhances the system's longevity at no additional cost.
  • Auto cut-off feature: Stops overflow and maintains purifier efficiency.
Buy AO Smith Z5 Pro RO Alkaline Water Purifier

5. AO Smith Z2+ Water Purifier for Home


AO Smith Z2+ is an under-the-counter water purifier with a 6-stage RO water purification process using the MIN-TECH mineralizer technology. It has a modern, compact design that allows it to fit perfectly into all types of kitchens. The AO Smith Z2+ provides baby-safe water with great natural water taste. It has a 5 L storage capacity, LED indicators for the power supply, a gooseneck faucet, and is overall convenient, pure, and stylish. The AO Smith Z2+ is great for a household that wants a good water purification option without it being too visually present.
Specifications
  • Material: Plastic
  • Capacity: 5 litres
  • Package Information: Dispenser
  • Purification method: Sedimentation, Reverse Osmosis, Carbon block
  • Maximum Flow Rate: 15.01 litres per hour
  • Special Feature: Digital display, Retains natural taste, Auto cut off, Energy saving mode
Pros

  • 6 premium stages of RO water purification
  • Undercounter/drinking-direct installation
  • MIN-TECH water filtration process preserves the natural taste of drinking water
  • Includes a gooseneck faucet
  • Sleek pre-fabrication-friendly curve
Cons

  • Limited (5l) drinking water reserve
  • Plastic housing
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • 6-stage filtration: Fully remove sediments, chemicals, and microbes.
  • Side-stream RO membrane: Ensures 100% of the water is processed and does not bypass any process.
  • MIN-TECH mineralizer: Adds back the minerals needed for taste and health.
  • Compact: Fits nicely under a counter, saving space in the kitchen.
  • Gooseneck faucet: Provides your kitchen sink with an ergonomic water dispensing system.
  • LED indicator: Shows system status and filter alerts.
  • 5l storage: Provides enough water for a small to mid-family.
  • Plastic construction: light, corrosion-resistant, and designed for under-the-sink install.
  • Under-counter install: This eliminates visual clutter from the purifier on the sink counter.
  • Complete warranty: Covers RO membrane and filters for peace of mind.
Buy AO Smith Z2+ Water Purifier for Home

6. AO Smith X2 Water Purifier

B07NYQS8JF
The AO Smith X2 UV + UF water purifier is perfect for municipal water (TDS <200) and provides 5-stage purification with UV and ultra-fine filtration. This water purifier is designed for modern kitchens and comes with a digital display, a 5l storage, and a beautiful look. It can be wall-mounted or placed on the table, providing clean and safe drinking water for urban homes using a treated water supply.
Specifications
  • Material: Plastic
  • Capacity: 5 litres
  • Package Information: Dispenser
  • Purification method: Ultraviolet, Sedimentation
  • Maximum Flow Rate: -
  • Special Feature:‎ UV, 1-199 ppm
Pros

  • 5-stage purification
  • UV + UF technology
  • Intelligent digital display
  • Contemporary dual-tone design
  • Flexible installations
Cons

  • 5 L capacity
  • Not for borewell water
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • UV + UF technology: Efficiently removes bacteria, viruses, and ultrafine particles.
  • 5-stage purification: Complements safe drinking water with a multistage process.
  • Great for low TDS: The product's components and engineering are designed specifically for municipal water treated for consumption and have a total dissolved solids (TDS) level below 200 mg/L (200 ppm).
  • Dual colour design: An elegant dual colour finish enhances kitchen interiors.
  • Digital display: Displays real-time UV lamp, tank, and filter conditions.
  • Flexible configuration: Can be wall-mounted or placed on the countertop depending on space requirements.
  • Compact: Effective purification all in a compact product that takes up minimum counter space.
  • 5l storage: Capacity enough for a small family or daily use.
  • Simple user experience: Clear and simple screen indicators and controls.
  • 1-year warranty: The UV lamp and electrical components on this product are all covered by a 1-year warranty, so you can be worry-free.
Buy AO Smith X2 Water Purifier

7. A.O. SMITH WATER PURIFIER

B09DGM1R2M
A.O. Smith Pro Planet P5 is an upgraded Reverse Osmosis (RO) water purifier, great for providing safe drinking water with minerals. With up to 9.5 L and a freestanding design, it can accommodate medium to large families. Designed with convenience and health in mind, this model ensures you'll have clean and great-tasting water. Its sleek and durable design adds to modern kitchens.
Specifications
  • Material: Plastic
  • Capacity: 9.5 Kilograms
  • Package Information: Dispenser
  • Purification method: Activated Carbon
  • Maximum Flow Rate: -
  • Special Feature:‎ RO
Pros

  • Advanced RO purification
  • 9.5 L water capacity
  • Freestanding design
  • Retains important minerals
  • Sleek, modern design
Cons

  • Large footprint
  • Plastic body
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • Enhanced RO technology: Effectively removes heavy metals and harmful contaminants.
  • High capacity: 9.5 L tank provides enough supply for medium-sized households, even with multiple users.
  • Free-standing installation: Can be either placed in the kitchen or the utility room.
  • Contemporary appearance: Stylish addition to modern kitchen environments.
  • Robust plastic body: Well built, on the heavier side of being lightweight.
  • As usable with any water type: Can be used with borewell, tanker, and municipality water sources.
  • User-friendly: Rated user-friendly with controls for daily use.
  • Purity guaranteed: Purity ensured, consistency in purity at all levels of TDS.
  • Brand trust: AO Smith provides a commitment to service and brand assurance.
Buy A.O. SMITH WATER PURIFIER

8. AO Smith Proplanet P3

B09DGQ2VZV
AO Smith ProPlanet P3 provides baby-safe and mineral-rich water with 100% RO + SCMT purification and Alkaline Min-Tech. It has an eco-friendly design that saves up to 60% more water using ARTMAX technology. This 5-star rating 5-litre capacity purifier has a stylish body with a smart Intelli-display, and a night assist glow for functionality and style in the kitchen.
Specifications
  • Material: Plastic
  • Capacity: 5 litres
  • Package Information: Dispenser
  • Purification method: Activated Carbon
  • Maximum Flow Rate: -
  • Special Feature:‎ RO
Pros

  • RO + SCMT purification at 8 stages
  • Alkaline Min-Tech for balanced ph
  • Up to 60% water saving
  • Night Assist glow feature
  • Smart Intelli-display
Cons

  • 5L volume
  • Only countertop installation
What is in the Box?
  • Water purifier
  • Mounting screws
  • Manual
  • Tubes
  • Connectors
In-depth analysis
  • 8 levels of purification: Ensures complete removal of impurities and includes microbial safety.
  • Alkaline Min-Tech: Improves taste and keeps necessary minerals for health.
  • SCMT Technology: Includes second protection against secondary contamination.
  • Water Saving ARTMAX Tech: Less unused water supports eco-friendly homes.
  • 5-star IAPMO Certification: The highest possible ranking of water efficiency in India.
  • Compact modern aesthetics: Fits into any modern style kitchen.
  • Night assist: Lights up for your convenience at night.
  • Smart Intelli-Display: Shows real-time savings and system status.
  • Capacity 5 L: Enough for daily usage for small to medium-sized families.
  • Comprehensive warranty: Warranty covers all RO membranes and filters.
Buy AO Smith Proplanet P3


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FAQs related to the best AO Smith water purifiers


1. Is an AO Smith water purifier good for health?

Ans. Yes, AO Smith water purifiers are good for health as they use advanced RO, UV, and SCMT technologies that remove contaminants while retaining essential minerals for safe drinking water.

2. Which type of water purifier is best?

Ans. RO water purifiers with additional technologies like UV, UF, and mineralizers are best as they ensure thorough purification and improve taste while working effectively for all water sources.

3. Which is better, UV or RO?

Ans. RO is better than UV as it removes dissolved impurities and heavy metals, making it ideal for high TDS water, while UV is more suited for municipal water with biological contaminants.
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