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Best Water Purifiers Under ₹20,000 in India (2026)

10 products assessedUpdated August 2026Independent · affiliate-funded

Under ₹20,000 is where the two best-selling purifiers in India live — the KENT Grand Plus and the Aquaguard Delight NXT — and where most families should be shopping. Both handle input TDS up to 2,000 ppm, both include TDS control, and both are backed by the two strongest service networks in the country.

The choice between them comes down to two variables. Tank size: KENT gives you 9 litres, Aquaguard 6 litres, which matters a great deal if your area has long water cuts. And footprint: the Aquaguard is substantially more compact and better looking, which matters if your kitchen wall is already crowded.

Also in this band, the Pureit Marvella RO offers the best instrumentation with a genuine filter-life countdown, and Havells' alkaline model brings adjustable pH if that is what you are after.

Our ranked picks

1KENT Grand Plus water purifier by KENT — product image
🏆 Best OverallKENT

KENT Grand Plus

The default recommendation for Indian borewell water

₹16,499₹20,50020% off
  • Handles input TDS up to 2,000 ppm, which covers almost every Indian borewell
  • Save Water technology recovers roughly 50% versus the 20-25% of older RO designs
8.9/10
2Aquaguard Delight NXT water purifier by Aquaguard — product image
🏆 Best Service NetworkAquaguard

Aquaguard Delight NXT

Aquaguard's best-selling all-rounder, now with active copper

₹17,990₹23,50023% off
  • Eureka Forbes' direct service network is the most reliable in India — company technicians, not just franchisees
  • Compact and genuinely well-finished; it looks like a modern appliance
8.7/10
3KENT Pearl RO water purifier by KENT — product image
KENT

KENT Pearl RO

Counter-top KENT with a UV-sterilised tank

₹17,990₹22,00018% off
  • In-tank UV keeps stored water sterile — the single most under-rated feature in this category
  • Counter-top form factor needs no wall drilling, so it suits rented homes
8.4/10
4Pureit Copper+ RO water purifier by Pureit — product image
🏆 Safest Filter-Life EnforcementPureit

Pureit Copper+ RO

HUL's copper RO with an enforced filter-life cut-off

₹15,999₹22,00027% off
  • Hard auto shut-off means you physically cannot drink through an expired filter
  • 8-litre tank at a competitive price
8.4/10
5KENT Prime TC water purifier by KENT — product image
KENT

KENT Prime TC

High-throughput KENT for large families and small offices

₹15,490₹19,50021% off
  • Detachable tank makes proper cleaning possible, unlike most sealed designs
  • Strong throughput for a domestic unit — comfortable for 6+ people or a small office pantry
8.3/10
6Pureit Marvella RO water purifier by Pureit — product image
Pureit

Pureit Marvella RO

Pureit's premium unit with a smart-sensing display

₹20,990₹27,00022% off
  • Genuinely informative display showing purification status and exact filter life remaining
  • Better build and finish than the Copper+ range
8.3/10
7Native M1 by Urban Company water purifier by Native by Urban Company — product image
🏆 Best Service ExperienceNative by Urban Company

Native M1 by Urban Company

Service-first purifier with app-scheduled maintenance

₹16,999₹20,00015% off
  • Service is scheduled in an app at published fixed prices — no franchisee negotiation
  • Genuinely high water recovery with a low reject ratio
8.3/10
8Aquaguard Ritzy NXT water purifier by Aquaguard — product image
Aquaguard

Aquaguard Ritzy NXT

Slim-profile Aquaguard for compact kitchens

₹15,290₹20,00024% off
  • Slimmest full-RO unit in Aquaguard's range — fits where others will not
  • Same Eureka Forbes service backing as the flagship models
8.2/10
9Livpure Zinger Copper water purifier by Livpure — product image
🏆 Best Value Copper ROLivpure

Livpure Zinger Copper

Copper RO at a price that undercuts everyone

₹12,990₹20,00035% off
  • Copper plus 7-stage RO for under ₹13,000 — nothing else comes close on price
  • Good throughput at 15 litres/hour
8.2/10
10Blue Star Aristo water purifier by Blue Star — product image
Blue Star

Blue Star Aristo

Reliable mid-range RO from a cooling specialist

₹15,990₹21,00024% off
  • Blue Star's service network is built for commercial uptime and it shows
  • Aluminium-free food-grade internals
8.1/10

Quick comparison

Best Water Purifiers Under ₹20,000 in India (2026) — comparison of key specifications
#ProductPriceScoreMax input TDSBest for
1KENT Grand Plus₹16,4998.9/102000 ppmFamilies on borewell, tanker or high-TDS municipal supply who want the safest all-round choice.
2Aquaguard Delight NXT₹17,9908.7/102000 ppmBuyers who value service reliability and compact design over maximum tank capacity.
3KENT Pearl RO₹17,9908.4/102000 ppmRenters and anyone who cannot drill walls, but still needs full high-TDS RO purification.
4Pureit Copper+ RO₹15,9998.4/102000 ppmSafety-first households, and anyone who has previously forgotten filter changes.
5KENT Prime TC₹15,4908.3/102000 ppmLarge households and small office pantries that need volume more than features.
6Pureit Marvella RO₹20,9908.3/102000 ppmBuyers who want Pureit's safety philosophy in a better-finished, better-instrumented package.
7Native M1 by Urban Company₹16,9998.3/102000 ppmMetro buyers who have concluded that the real product in this category is the service contract.
8Aquaguard Ritzy NXT₹15,2908.2/102000 ppmCouples and small families in compact flats where wall space is the binding constraint.
9Livpure Zinger Copper₹12,9908.2/102000 ppmBudget-conscious buyers in cities where Livpure has a strong local service presence.
10Blue Star Aristo₹15,9908.1/102000 ppmBuyers who already trust Blue Star from their AC or water cooler and want a dependable mid-range RO.

Prices are indicative street prices, last verified 2026-08-01. Always confirm the current price on the marketplace before purchasing.

Frequently asked questions

Which water purifier is best for home use in India?
For most Indian homes, the KENT Grand Plus (around ₹16,499) or the Aquaguard Delight NXT (around ₹17,990). Both cover input TDS up to 2,000 ppm, include TDS control and have the country's best service networks. Choose the KENT for a larger 9-litre tank and better water recovery; choose the Aquaguard for a compact footprint and direct company service.
KENT Grand Plus or Aquaguard Delight NXT?
Purification is near-identical. KENT Grand Plus: 9-litre tank, better water recovery, lower five-year running cost, bulkier. Aquaguard Delight NXT: 6-litre tank, much more compact, better design, Eureka Forbes' direct service network, higher consumable costs. If your area has long water cuts, tank size decides it in KENT's favour.

Related buying guides

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