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Water Purifiers · head to head

Eterna Premia vs Sereno (Stainless Steel Tank)

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Quick verdict

  • Eterna Premia is better for big tank.
  • Sereno (Stainless Steel Tank) is better for longer warranty.
  • Eterna Premia leads on purification.
  • Eterna Premia leads on capacity.
  • Sereno (Stainless Steel Tank) leads on ownership.
  • Eterna Premia is the cheaper option at ₹16,490.

Computed from stored specifications, the published water purifiers scoring rules and recorded prices. Not an opinion.

Winners by area

Purification Eterna Premia
Capacity Eterna Premia
Ownership Sereno (Stainless Steel Tank)

Specifications side by side

Spec
Eterna Premia
Sereno (Stainless Steel Tank)
Purification
Technology
RO + UV + UF + CU Guard + Alkaline Enhancer
RO + UV + UF + Copper + Mineral (In-tank UV LED)
RO
Yes
Yes
UV
Yes
Yes
UF
Yes
Yes
UV in tank
Yes
Yes
Alkaline
Yes
—
Copper / zinc infusion
Yes
Yes
Purification stages
10 (better)
8
Max input TDS
—
1,500 ppm
Capacity
Storage
7 litres (better)
5.5 litres
Purification rate
—
15 L/h
Water recovery
—
60%
Build and features
Installation
Wall
Wall
Tank material
—
Stainless steel (food grade 304)
Model number
LIV-ETERNA-PREMIA
Liv-Sereno-SS
Colours
—
Black
Ownership
Warranty
2 years
2.5 years (better)
Warranty terms
2 Years Unconditional Warranty, Including all filters, membranes & electrical part changes covered at zero service cost.
30-Months Comprehensive Coverage: comprehensive 30-month free warranty that covers all aspects of your product.
Free service
24 Months Free Maintenance
—

A tick marks the better value where the category rules say higher (or lower) is better. Text values are shown without a winner. Ties have no winner.

Price and availability

Store links are not paid: prices are copied from each store's own page with the date checked, and Comparezi earns only from labelled ads. How we earn

Eterna Premia

₹16,490

Sereno (Stainless Steel Tank)

₹21,990

Pros and cons

Eterna Premia

  • Pro: 2 years warranty, longer than 79% of the 64 water purifiers on Comparezi that state it
  • Pro: UV light inside the storage tank keeps stored water treated

Sereno (Stainless Steel Tank)

  • Pro: 2.5 years warranty, longer than 98% of the 64 water purifiers on Comparezi that state it
  • Pro: UV light inside the storage tank keeps stored water treated
  • Con: Smaller storage tank than 80% of the 66 water purifiers on Comparezi that state it (5.5 litres)
  • Con: Lower maximum input TDS than 97% of the 34 RO purifiers on Comparezi that state it (1,500 ppm)

Which should you buy?

Eterna Premia if price matters most: it is the cheaper option at ₹16,490.

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