List of Top Rated Ro Purifier from thousands of customer reviews & feedback.
Updated On Aug 2025
2,501 Reviews Studied
Drinking water should undoubtedly be pure and filtered before consumption since our health is at stake here. The regular water filters are surely not the best choice since when one can avail of the new technologies, why depend on the outdated ones? The regular filters have limited facilities, and therefore, these RO water purifiers are the best choice right now. This RO water purifier uses numerous filters and technologies like a Pre-sediment filter, pre carbon filter, RO membrane, UV lamp, and many more, ensuring that the water is thoroughly purified and safe for consumption. But with so many features and options available in the market, one can easily get confused. This buying guide is to aid in a better understanding of the product, which will be highly informative to get the best product.
Capacity
Most of the RO water purifiers of reputed brands like Aquaguard, Kent, Pureit and other brands have various capacity options like 6 liters, 10 liters, or even more. One can choose here as per their requirements.
Tank Material
The material of the tank of these best RO water purifiers is made of Food-grade engineered plastic. Therefore, these are completely safe to consume without any side effects.
Digital Display Panel
These domestic RO water purifiers also have a specific electronic panel that shows the actual quality of water and the life span of the Germkill Kit digitally.
Power Input
The power input of these RO water purifiers is approximately 100 V to 500V, which is more than sufficient for maximum efficiency with the least power input.
Purification Capacity
The purification capacity is basically the liters of water purified per hour. These RO system water purifiers' purification capacity is more than 28 lph, which will provide purified water in a comparatively short duration. It can easily kill more than 10 million germs in 1 liter of water within an hour or even less.
TDS Control System
The RO UV purifier of most brands has a TDS control system, which can control the TDS levels of the purified water and retains the essential natural minerals in the drinking water.
Soft-Touch Button
These brands' soft-touch buttons enable the water seamlessly to dispense with a single touch, which is extremely convenient.
Water Level Indicator
The water level indicator of these best RO water purifiers shows the amount of water remaining in the tank. This provides the feasibility of tracking the availability and refilling beforehand if required.
Purity Indicator
The best RO water purifiers also have a specific purity indicator, which easily senses the quality of the drinking water up to 5000 times or even more in a second and shows how pure the water is.
Alert System
Most popular brands like Pureit water purifier RO UV and other brands also have an alert system that provides an alert 15 days before the germ kit expiration. One can easily track that and change the germ kit when required.
Weight
These RO water purifiers are extremely lightweight and can be stored anywhere easily. One can easily opt for wall mounting or use it as an under sink water purifier as per their convenience since these weigh approximately 9 kgs or a bit more.
Filter Size
The filter is basically the main part where the purification occurs; therefore, the size is quite crucial. The majority of the filters are 10 inches or more, which is more than sufficient in producing the most purified drinking water.
Child Lock Function
Things like these can be intimidating for the children. Therefore to prevent any issues like wastage of water, these brands have incorporated a child lock function technology in these RO water purifiers.
Filter Carbon Quality
The carbon is usually made of copper impregnated activated carbon, which can effectively remove any possible smell, odor, or volatile ingredients from the water. It also has antimicrobial properties, which are highly beneficial.
UV Fail Alert
In case of UV lamp failure, one will receive the same alerts, and therefore one can easily change it conveniently.
Taste Enhancer
Many brands also have an aqua taste booster technology that uses calcite media to enhance the taste and maintain the correct water level. This will surely enhance the overall experience of drinking water.
Price
With so many impeccable high-end technologies, the prices are quite reasonable. Most of the good quality RO water purifiers are priced in the range of ₹8000 to ₹30000, a real steal deal.
Warranty
Sudden problems with the purification system or even the dispenser are not something to panic about. One can get their RO water purifier fixed within minimal charges, fortunately, with the brands' help of the warranty policy. Most brands provide a warranty period of one year to four years to save from unpredictable situations.
Final Thoughts
The list of features is endless in these RO water purifiers. Water purification is a necessary step and is highly crucial since unhygienic water can lead to severe diseases. With so many amazing technologies, RO purifiers are the best option out there. These RO water purifiers are a must-buy in every modern house. To learn more about the top 10 best RO purifiers, check out the list given above.
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