How to pick the right water purifier for your area | SmartHome India
SmartHome India Research · 20 Jun 2026 · Last updated: 9 Jul 2026
The right purifier depends on your local water quality, especially TDS levels.
Table of contents
- Know your water
- Match the technology
- Plan for service
Know your water
Test or check the TDS level of your supply before choosing a technology.
Match the technology
RO suits high-TDS water; other methods may suffice for low-TDS supplies.
Plan for service
Filter replacement and service intervals affect long-term cost.
Quick checklist
- Check your local TDS level
- Confirm storage needs for power cuts
- Ask about filter life
- Confirm service availability
FAQ
Is RO always needed?
Not always. Low-TDS water may not need RO.
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What to check before you buy
- Match the product to how you actually cook or live, not to a spec sheet
- Prefer brands with service and spares available in your city
- Read the warranty terms and keep your invoice safe
- Shortlist two or three options and compare them side by side
A note on prices
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Bottom line
Water quality varies across India. Match the purifier to your supply.