Havells Cozio Nuo Quartz Room Heater (800 W)

Havells Cozio Nuo Quartz Room Heater (800 W) review

Researched 13 Nov 2026 · Updated 13 Nov 2026

Verdict: A silent 800 W quartz heater with 400/800 W settings, tip-over protection and a 2-year warranty. Warms people nearby rather than the whole room.
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6.3SahiRating score
Average

Independent picks. No brand pays to be listed or ranked. As an Amazon Associate I earn from qualifying purchases. Commissions never change our scores.

Best for

How well it suits each real-life use, from our research.

  • Heating a room fast5.0
  • Quiet night use9.0
  • Homes with kids (safety features)5.5

What we like

  • Silent (no fan)
  • Low power: 400/800 W
  • Tip-over protection
  • 2-year warranty

What we don't

  • Only 800 W
  • Heats what is in front of it, not the room

Specs & findings

Heating

ItemValueScore
PowerBrand listing800W5.0
TypeBrand listingQuartz rod heater (no fan)
Room size (claim)Not scored150–170 sq ft (14–16 sq m)

Safety

ItemValueScore
Safety features namedCounted: overheat cut-off, tip-over, cool-touch, ISITip-over protection5.5

Control

ItemValueScore
Heat settingsBrand listing26.0

Comfort

ItemValueScore
Quietness (by heater type)Based on type, not measuredSilent, no fan9.0

Ownership

ItemValueScore
WarrantyBrand listing2years7.5

Our research

Scores are calculated from manufacturer-published specifications using the formula on our How We Rate page. We have not lab-tested this heater. Safety is scored only on the features the listing names.

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