Skip to content

Air Conditioners · head to head

1.5 Ton 3 Star Inverter Split AC (IA318QXU) vs 1 Ton 3 Star Inverter Split AC (IA312ZXU)

Save New comparison

Quick verdict

  • 1.5 Ton 3 Star Inverter Split AC (IA318QXU) is better for cooling in extreme heat.
  • 1 Ton 3 Star Inverter Split AC (IA312ZXU) leads on cooling and efficiency.
  • 1 Ton 3 Star Inverter Split AC (IA312ZXU) offers better overall value (15.0 points per ₹10,000).
  • 1.5 Ton 3 Star Inverter Split AC (IA318QXU) has the higher Comparezi Score (50.4).
  • 1 Ton 3 Star Inverter Split AC (IA312ZXU) is the cheaper option at ₹33,490.

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

Winners by area

Cooling and efficiency 1 Ton 3 Star Inverter Split AC (IA312ZXU)
Value 1 Ton 3 Star Inverter Split AC (IA312ZXU)

Specifications side by side

Spec
1.5 Ton 3 Star Inverter Split AC (IA318QXU)
1 Ton 3 Star Inverter Split AC (IA312ZXU)
Overview
Type
Split
Split
Capacity
1.5 ton
1 ton
Energy rating
3 star
3 star
Inverter compressor
Yes
Yes
Model number
IA318QXU
IA312ZXU
Launched
2026
2026
Cooling and efficiency
ISEER
4.38 W/W
4.38 W/W
Star label year
2026
2026
Cooling capacity
5,200 W (better)
3,517 W
Power consumption
1,575 W
1,060 W (better)
Annual energy use
918.45 kWh/year
621.1 kWh/year (better)
Cools at outdoor temperature up to
52 °C
52 °C
Convertible modes
5-in-1
5-in-1
Build
Condenser coil
Copper (with anti-corrosion coating)
Copper (with anti-corrosion coating)
Copper condenser
Yes
Yes
Refrigerant
R32
R32
Features
Filters
PM2.5 & Anti-Microbial Filter
—
Colours
White + Champagne Gold
White
Warranty
Product warranty
1 year
1 year
Compressor warranty
10 years
10 years
Warranty terms
Standard Warranty of 1 Year from the date of installation, on the entire range of Window ACs, Fixed Speed Split ACs, Inverter Split ACs ...
Standard Warranty of 1 Year from the date of installation, on the entire range of Window ACs, Fixed Speed Split ACs, Inverter Split ACs ...

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

1.5 Ton 3 Star Inverter Split AC (IA318QXU)

₹36,990

1 Ton 3 Star Inverter Split AC (IA312ZXU)

₹33,490

Pros and cons

1.5 Ton 3 Star Inverter Split AC (IA318QXU)

  • Con: Higher BEE-label energy use than 82% of the 46 1.5-ton split ACs on Comparezi that state it (918.5 kWh a year)

1 Ton 3 Star Inverter Split AC (IA312ZXU)

  • Con: Higher BEE-label energy use than 81% of the 22 1-ton split ACs on Comparezi that state it (621.1 kWh a year)

Which should you buy?

1.5 Ton 3 Star Inverter Split AC (IA318QXU) if you want the strongest overall specification: it has the higher Comparezi Score (50.4).

1 Ton 3 Star Inverter Split AC (IA312ZXU) if price matters most: it is the cheaper option at ₹33,490 and gives the most score per rupee .

More

Other air conditioners comparisons

View all →
Compare