Image for Looking for the Best RO Water Purifiers Under ₹20,000? Here Are India’s Top 10 Picks for 2026Team ProductLine
Let's face it: when it comes to the health and well-being of your loved ones, compromising on water quality is not an option. With increasing pollution levels and inconsistent water quality from local water suppliers across the country, investing in an efficient RO water purifier has become a necessity. The good news? You don’t necessarily need to break the bank to enjoy pure, safe and great-tasting drinking water from the comfort of your own home.

With a budget of less than 20,000, there are plenty of efficient and feature-rich RO water purifiers currently available in the market across India in 2026. To help you narrow down your search, we've shortlisted the top 10 best RO water purifiers available in the market that won't break the bank!

List of RO water purifiers under 20k in India


1. KENT Supreme RO Water Purifier

KENT Supreme RO Water Purifier | Advanced RO Tech for Sabse Shudh Paani | RO+UF+TDS Control+UV LED Tank |Auto Flush | 8L | 20 LPH | Ideal for Borewell/Tanker/Municipal Water | Largest Service Network

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The KENT RO Systems Ltd Supreme RO Water Purifier is a highly efficient and reliable water purifier for homes in India, which are affected by borewell, tanker, or municipal water supplies. Equipped with the latest RO+UF+TDS Control + UV LED in-tank technology, the Supreme RO Water Purifier promises “sabse shudh paani” to homes in India, removing all harmful impurities such as arsenic, lead, mercury, pesticides, and excess dissolved salts from the water supply.
With a storage capacity of 8 litres and a purification capacity of 20 LPH, the Supreme RO Water Purifier is highly efficient for small to medium-sized families. Equipped with a TDS controller, the Supreme RO Water Purifier adds essential minerals to the water, thus enhancing the taste of the water, and the UV LED tank keeps the stored water bacteria-free, thus providing a healthy and purified drinking water supply to the family. Equipped with auto flush, auto shut-off, free installation and a 1-year warranty, the Supreme RO Water Purifier is a stylish, compact, wall-mountable, reliable RO water purifier.
Specifications -
  • Capacity - 8 L
  • Material - Plastic
  • Weight - 7.6 kg
  • Dimensions - 40 x 25 x 52.5 cm
  • Warranty - 1 Year + Free Installation
  • Purification Method - RO + UF + UV (In-Tank) with TDS Control
  • Special features - Reduce TDS, Automatic Shutoff, Auto Flush, UV LED Tank, 20 LPH Purification
Pros Advanced multi-stage purification (RO+UF+UV+TDS Control)
Suitable for all water sources (up to 2000 PPM TDS)
UV LED keeps stored water safe longer
Large service network across India
Free service plan and installation
ConsMixed feedback on long-term functionality
Service experience may vary by location
Buy here - KENT Supreme RO Water Purifier

2. Aquaguard Enrich Aura RO+UV+Copper 2X Aquasaver

Aquaguard Enrich Aura 2X Aquasaver RO+UV+Copper | Needs No Service for 2 Years | 60% Water Saving | Includes Mega Sediment filter | 7-Stage Purification | 7L storage

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The Aquaguard Enrich Aura 2X Aquasaver RO+UV+Copper water purifier by Eureka Forbes Limited is a smart, low-maintenance RO water purifier, perfect for modern homes in India. Equipped with the latest Dual Layer Filter Technology, it promises 60% water savings, along with strong 8-stage purification. Active Copper Technology provides the right amount of copper as per BIS norms, making every sip healthy and pure. Its 7-litre storage tank, UV E-Boiling, and Mega Sediment Filter ensure protection from bacteria, viruses, heavy metals, microplastics, and chemicals.
What makes it really special, though, is the assurance of no service required for 2 years, smart service reminders, and a 2-year warranty. Compact, stylish, and efficient, Aquaguard is a perfect choice for homes seeking pure, copper-rich water without any service troubles!
Specifications -
  • Capacity - 7 L
  • Material - Acrylonitrile Butadiene Styrene (ABS)
  • Weight - 6.6 kg
  • Dimensions - 31 x 25 x 46 cm
  • Warranty - 2 Years Comprehensive Warranty
  • Purification Method - RO + UV with Active Copper Technology
  • Special features - 2-Year Filter Life, 60% Water Saving, Smart Service Alerts, UV E-Boiling, Mega Sediment Filter
ProsNo service required for 2 years
Saves up to 50–60% water
Copper-infused purified water
8-stage advanced purification
Smart alerts for convenience
ConsMixed feedback on after-sales service
Slightly lower storage capacity (7L) compared to some competitors
Buy here - Aquaguard Enrich Aura RO+UV+Copper 2X Aquasaver

3. KENT Grand RO Water Purifier

KENT Grand RO Water Purifier | Advanced RO Tech for Sabse Shudh Paani | RO+UF+TDS Control + UV LED Tank | 8L | 20LPH Flow | Ideal for Borewell/Tanker/Municipal Water | Largest Service Network

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The KENT Grand RO Water Purifier, offered by KENT RO Systems Ltd, is a robust and reliable option for families to enjoy “sabse shudh paani” in their homes. It has been designed to purify borewell, tanker, and municipal water supplies containing up to 2000 PPM TDS, making it a versatile water purifier for homes. It comes equipped with RO + UF + TDS Control with UV LED in-tank technology, offering total water purification. It has a storage tank capacity of 8 litres and a flow rate of 20 LPH, making it a medium capacity water purifier, perfect for medium-sized homes.
It has a TDS controller, ensuring the presence of minerals in the purified water for a better taste, and an activated carbon filter, removing chlorine and odor from water. It comes with a free service plan, installation, and access to a huge service network, offering customers peace of mind along with the benefits of a reliable water purifier, stylish in design, wall mounting or freestanding, and ISI marked, making it a reliable RO water purifier.
Specifications -
  • Capacity - 8 L
  • Material - Plastic
  • Weight - 7 kg
  • Dimensions - 39 x 53 x 25 cm
  • Warranty - 1 Year + Free Installation
  • Purification Method - RO + UF + UV (In-Tank) with TDS Control
  • Special features - 20 LPH Flow, UV LED Tank, TDS Adjustment, Activated Carbon Filter, Free Service Plan
Pros Multi-stage purification (RO+UF+UV+TDS)
Suitable for all water sources up to 2000 PPM
Mineral retention for better taste
Strong nationwide service network
Wall-mount or freestanding flexibility
Cons1-year warranty only
Plastic body finish may feel basic compared to premium models
Buy here - KENT Grand RO Water Purifier

4. Native by Urban Company M1 RO+UV+Copper+Alkaline+Mineraliser Water Purifier

Native by Urban Company M1 RO+UV+Copper+Alkaline+Mineraliser | 10-Stage Water Purifier | No Service for 2 Years | India's Only 2-year Unconditional Warranty | 8L Storage

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The Native M1 RO+UV+Copper+Alkaline Water Purifier by Urban Company is a next-gen water purifier designed for families seeking zero AMC stress. Equipped with a robust 10-stage purification system (RO+UV+Copper+Alkaline+Mineraliser), it promises 100% RO processing along with the essential mineral content of water, including calcium and magnesium. Unlike other water purifiers, it comes with a service-free guarantee for 2 years, along with India’s only 2-year unconditional warranty on filters, membrane, and electrical parts, irrespective of water quality.
The 8-litre food-grade tank is perfect for a family of four, and the sophisticated multi-layered pre-filter makes it durable too. Suitable for tanker, borewell, and municipal water supplies up to 2000 PPM, this sleek wall-mountable water purifier provides healthy and delicious water without AMC worries!
Specifications -
  • Capacity - 8 L
  • Material - Polypropylene
  • Weight - 8.5 kg
  • Dimensions - 33.5 x 25.2 x 54.6 cm
  • Warranty - 2-Year Unconditional Warranty
  • Purification Method - 10-Stage RO + UV with Copper, Alkaline and Mineraliser
  • Special features - No Service for 2 Years, Self-Cleaning Filters, Mineral Restoration, Free Installation
Pros2-year unconditional warranty (filters included)
No maintenance for 2 years
10-stage purification with copper and alkaline boost
Works with all water sources (up to 2000 PPM)
Free professional installation
ConsSlightly heavier than standard models
Filter refresh cost after 2 years (₹5,000)
Buy here - Native by Urban Company M1 RO+UV+Copper+Alkaline+Mineraliser Water Purifier

5. Native by Urban Company M2 PRO RO+UV+Copper+Alkaline 10-Stage Smart Water Purifier

Native by Urban Company M2 PRO RO+UV+Copper+Alkaline 10-Stage Smart Water Purifier | In-built power backup | No Service for 2 Years | 2-year Unconditional Warranty | Advanced Real-time Tracking | 8L

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The Native M2 Pro RO+UV+Copper+Alkaline Water Purifier by Urban Company is a high-end smart RO water purifier for modern homes in India. Equipped with a 10-stage RO+UV water purification system infused with copper, alkaline, calcium, and magnesium, it provides 100% RO processing along with safe remineralization. What makes it unique is the power backup facility, enabling touch screen water dispensing even in the absence of power supply.
The smart real-time monitoring facility keeps a tab on TDS, filter and water consumption through the app, thus enabling total control and convenience. It comes with a service-free guarantee for 2 years and a 2-year unconditional warranty on filters and electrical components, making it a hassle-free product for consumers. Its 8-litre food-grade storage tank makes it a perfect fit for a family of four, delivering pure and mineral-rich water with intelligent convenience.
Specifications -
  • Capacity - 8 L
  • Material - Polypropylene
  • Weight - 8.5 kg
  • Dimensions - 33.5 x 25.2 x 54.6 cm
  • Warranty - 2-Year Unconditional Warranty
  • Purification Method - 10-Stage RO + UV with Copper, Alkaline & Mineraliser
  • Special features - In-built Power Backup, Touch-Screen Dispensing, Real-Time TDS Monitoring, No Service for 2 Years
ProsSmart app-based real-time monitoring
Works during power cuts (in-built backup)
2-year unconditional warranty (filters included)
Mineral-enriched, great-tasting water
Free professional installation
ConsHigher initial price than basic RO models
Mixed feedback on long-term functionality
Buy here - Native by Urban Company M2 PRO RO+UV+Copper+Alkaline 10-Stage Smart Water Purifier

6. Havells Aquas Pro Water Purifier

Havells Aquas Pro 7L Water Purifier | RO+ UV+Copper+Zinc+Magnesium | 2 Year Free Service (Filter Included) | Free TDS Meter | No AMC | 7-stages | Saves 40% Water | Suitable for all Water Sources

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Havells Aquas Pro 7L Water Purifier, an innovative water purifier designed and developed by Havells India Limited, offers advanced water purification technology with modern and sleek design. The water purifier is equipped with advanced 7-stage RO+UV technology, which ensures 100 percent water passes through the RO membrane and gets UV treated, thereby protecting water from bacteria, viruses, VOCs, and harmful chemicals.
The unique feature of the water purifier is that it enriches water with magnesium, copper, and zinc, thereby enhancing the taste of water and offering health benefits. The water purifier offers 40 percent water savings, auto shut-off, and 2-year free service with filter inclusion. The 7-liter tank is suitable for small and medium families, and the lightweight water purifier is wall-mounted, perfect for modern kitchens.
Specifications -
  • Capacity - 7 L
  • Material - Plastic
  • Weight - 5.9 kg
  • Dimensions - 22.6 x 30 x 52.2 cm
  • Warranty - 2 Years Free Service (Filters Included)
  • Purification Method - RO + UV with Copper, Zinc and Magnesium Enrichment
  • Special features - Saves 40% Water, Automatic Shut-Off, Lightweight, Free TDS Meter
ProsMineral-enriched healthy water
2-year free service with filters
Saves up to 40% water
Attractive, compact design
Suitable for all water sources (up to 2000 PPM)
ConsMixed reviews on long-term functionality
Service experience may vary by location
Buy here - Havells Aquas Pro Water Purifier

7. Aquaguard Marvel NXT Active Copper RO+UV+UF RO Water Purifier

Aquaguard Marvel NXT Active Copper RO+UV+UF + 1 Free Alkaline Bottle | Up to 60% Water Savings | 10-Stage RO Water Purifier | Suitable for all Water Sources

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The Aquaguard Marvel NXT Active Copper RO+UV+UF water purifier is a stylish and high-performance water purifier designed for modern homes in India. Equipped with 10-stage water purification technology, RO+UV+UF, it eliminates heavy metals, microplastics, pesticides, bacteria, and viruses, and provides sweet water for consumption. Aquaguard has introduced Active Copper Technology, which adds the right amount of copper according to BIS norms, and a free alkaline bottle adds extra health benefits to the user.
It provides 60% water savings, smart service alerts and works with borewell, tanker, and municipal water supplies up to 2000 ppm, offering convenience and assurance to the customer. Its 6.2-litre tank capacity makes it perfect for small families and the stylish ABS body adds a premium look to the kitchen countertop.
Specifications -
  • Capacity - 6.2 L
  • Material - Acrylonitrile Butadiene Styrene (ABS)
  • Weight - 7 kg
  • Dimensions - 32 x 27.5 x 47.6 cm
  • Warranty - 1 Year (Manufacturer Warranty)
  • Purification Method - 10-Stage RO + UV + UF with Active Copper
  • Special features - Up to 60% Water Saving, Smart Service Alerts, Free Alkaline Bottle, Automatic Shut-Off
ProsAdvanced 10-stage purification
Active Copper infusion for healthier water
Saves up to 60% water
Sleek, modern design
Works with all water sources
ConsSmaller 6.2 L storage capacity
Mixed feedback on build quality and service experience
Buy here - Aquaguard Marvel NXT Active Copper RO+UV+UF RO Water Purifier

8. Pureit Revito RO+MF+Mineral+UV in-Tank

Pureit Revito RO+MF+Mineral+UV in-Tank | 7 stage | 7L Capacity | Upto 70% Water Saving | Suitable for Borewell, Tanker & Municipal Water | DURAViva | Magenta

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The Pureit Revito RO+MF+Mineral+UV in-Tank Water Purifier from Pureit is a high-end water purifier with 7 stages of RO water purification. It’s a water purifier that provides maximum safety and efficiency. It’s powered by the DURAViva water purifier technology with WQA-certified components. It provides water savings of up to 70%, which is the highest water savings offered by a water purifier. It’s an RO+MF+UV LED water purifier with the ability to remove heavy metals.
It also kills 99.9% bacteria and viruses. It also adds essential minerals like calcium and magnesium to the water without a bypass. It’s a fast water purifier with a flow rate of 28 LPH. It also has a long-lasting filter life of 8000 litres. It’s a water purifier with a vibrant magenta finish.
Specifications -
  • Capacity - 7 L
  • Material - Food-grade Plastic (Engineering PP)
  • Weight - 8.5 kg
  • Dimensions- 26.5 x 37.5 x 48.8 cm
  • Warranty - 1 year warranty
  • Purification Method - 7-Stage RO + MF + UV LED In-Tank
  • Special features - Up to 70% Water Saving, DURAViva Tech, 28 LPH Flow, SmartSense Alerts, WQA Certified Components
ProsSaves up to 70% water
Long 8000-litre filter life
Mineral enrichment with no RO bypass
Fast purification (28 LPH)
Attractive premium design
ConsBooster pump/PRV may require separate purchase (based on pressure)
Slightly bulky compared to compact RO models
Buy here - Pureit Revito RO+MF+Mineral+UV in-Tank

9. AO Smith Z5+ RO+UV Alkaline Water Purifier

AO Smith Z5+ RO+UV Alkaline Water Purifier | RO Purifier With Advanced 8-stage Purification | Copper Fortified Water| Perfect For Tanker & Borewell Water

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The AO Smith Z5+ RO+UV Alkaline Water Purifier is a sleek and compact solution for safe and mineral-rich drinking water. Designed with advanced 8-stage purification, it combines RO and next-gen UV LED technology to eliminate bacteria, viruses, microplastics, pesticides, and heavy metals while retaining essential minerals. The copper-fortified mineralizer enriches water with calcium, magnesium, and copper for healthy hydration.
With the ARTMAX advanced recovery technology, it saves up to 9000 litres of water annually, making it environmentally friendly. The purifier features a smart digital display for filter replacement alerts, tank-full notifications, and operational status. Its 5-litre storage, lightweight design, and wall-mountable form make it ideal for kitchens with tanker or borewell water. AO Smith backs it with a 1-year comprehensive warranty, including filters, RO membrane and electrical parts.
Specifications -
  • Capacity - 5 L
  • Material - Plastic
  • Weight - 12.5 kg
  • Dimensions - 38 x 27 x 46 cm
  • Warranty - 1-Year Comprehensive Warranty
  • Purification Method - RO + UV LED (8-Stage Purification)
  • Special features - Automatic Shut-Off, Change Filter Indicator, Copper Mineralizer, ARTMAX Water Saving Technology
ProsHigh-quality 8-stage RO purification
Copper-enriched mineral water
Smart display with filter and tank alerts
Saves up to 9000 litres water per year
Compact and easy to install
Cons5-litre storage may be small for large families
Some users report occasional water splash while turning off flow
Buy here - AO Smith Z5+ RO+UV Alkaline Water Purifier

10. Livpure Zinger Water Purifier

Livpure Zinger Copper Hot with Water Saving Technology and Interactive Touch Display, RO+UV+UF+Copper, 6.5L Storage, Instant Hot, Warm and Ambient Water Purifier for home (White)

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The Livpure Zinger Copper Hot Water Purifier is an innovative product designed for those who need instant hot, warm, and ambient water along with purification. The product comes with an RO+UV+UF technology-based 6.5-litre capacity purifier that not only provides bacteria-free and safe drinking water but also retains the necessary minerals. The copper infusion in the product helps boost the level of immunity, supports digestion, and promotes overall health.
The smart interactive LED touch display enables users to operate the product while choosing the temperature. The product comes with water-saving technology, which saves up to 20,000 litres of water annually. The in-tank UV sterilization ensures the stored water is always safe even during vacations. The product is made of plastic and is wall-mountable, lightweight, and compact. The product comes with a 1-year manufacturer warranty.

Specifications -

  • Capacity - 6.5 L
  • Material - Plastic
  • Weight - 8.2 kg
  • Dimensions - 34.5 x 23.5 x 49.5 cm
  • Warranty - 1-Year Manufacturer Warranty
  • Purification Method - RO + UV + UF + Copper Infusion
  • Special features - Hot, Warm & Ambient Water, Touch Display, Water Saving Technology, In-Tank UV Sterilization
ProsInstant hot, warm, and ambient water
Multi-stage RO+UV+UF purification with copper infusion
Smart touch display for easy operation
Water-saving technology conserves up to 20,000 litres/year
Compact, sleek and wall-mountable
Cons6.5-litre storage may be limited for large families
Service quality reported as inconsistent by some users
Buy here - Livpure Zinger Water Purifier

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FAQs about RO Water Purifiers


Q1. Do these water purifiers work with borewell and municipal water?

Ans. Yes, all the listed models are designed for varied water sources with TDS levels up to 2000 PPM. For example, Aquaguard Marvel NXT and AO Smith Z5+ ensure safe and mineral-rich water from any source.

Q2. What purification technologies do these RO purifiers use?

Ans. Most of the top models combine RO + UV + UF with additional features like TDS control, copper and alkaline infusion, or mineralizers. For instance, Native M2 PRO uses a 10-stage purification including RO+UV+Copper+Alkaline+Mineralizer for complete safety and taste.

Q3. Which purifier saves the most water?

Ans. Pureit Revito RO+MF+UV saves up to 70% water, while Aquaguard Enrich Aura 2X saves 60%, and Livpure Zinger conserves about 20,000 litres annually. These are ideal for eco-conscious households.

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