Best Water Purifier in 2026 – Complete Buying Guide

Clean drinking water is essential for good health. In 2026, water contamination remains a concern in many areas, making a reliable water purifier a necessity.

If you are searching for:

• best water purifier

• best RO water purifier

• water purifier for home

• best water purifier under 15000

• RO vs UV vs UF

This guide will help you choose the right purifier for your needs.

At GivesBetter, we compare home appliances based on purification technology, maintenance cost, durability, and long-term value.

💧 Quick Comparison Overview

RO vs UV vs UF – Which is Better?

This is one of the most searched water purifier comparisons.

RO (Reverse Osmosis)

✔ Removes heavy metals
✔ Reduces high TDS
✔ Ideal for borewell water

UV (Ultraviolet)

✔ Kills bacteria & viruses
✔ Best for municipal water
❌ Does not reduce TDS

UF (Ultrafiltration)

✔ Removes microbes
✔ Works without electricity
❌ Not suitable for high TDS

In most Indian households, RO + UV + UF combination is recommended.

Best Water Purifier Under ₹15,000

This price range is very popular.

Look for:

Recommended Features:

• 6–8 stage purification

• TDS controller

• Storage tank (7–10 liters)

• Smart LED indicators

• Auto shut-off

Ideal for:

• Families

• Apartments

• Mixed water sources

How to Check If You Need RO?

Before buying, check your water TDS level.

• Below 300 ppm → UV/UF is enough

• Above 300 ppm → RO required

TDS meters are affordable and easy to use.

Water Purifier Buying Guide 2026

1️⃣ Water Source

Borewell → RO required
Municipal → UV/UF sufficient

2️⃣ Storage Capacity

7–10 liters is ideal for small families.

3️⃣ Filter Replacement Cost

Check annual maintenance cost.

4️⃣ Electricity Consumption

RO requires electricity.

5️⃣ Build Quality

Food-grade plastic body preferred.

Is RO Water Safe?

Yes, modern RO purifiers include:

• Mineral cartridges

• TDS controllers

These ensure essential minerals remain in water.