Voltas 1.5 Ton 3 Star Inverter Split AC (183V Vectra) vs Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner (MTKM50U)
What separates them
These two differ on 12 recorded specifications. The Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner (MTKM50U) is ₹11,000 dearer. They are different kinds of product — split air conditioner against inverter split air conditioner — so read the table as two spec sheets rather than a like-for-like.
Voltas 1.5 Ton 3 Star Inverter Split AC (183V Vectra) vs Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner (MTKM50U)

Voltas
Voltas 1.5 Ton 3 Star Inverter Split AC (183V Vectra)
₹34,990
The Voltas 183V Vectra suits buyers who want inverter cooling for a 150 to 170 sq ft room at the lowest sensible price, and who run the AC only a few hours a day. Anyone cooling a room for eight or more hours daily should compare its running cost against a 5 star unit before deciding.
Full details →
Daikin
Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner (MTKM50U)
₹45,990
ISEER 4.7 and 840 kWh a year are the two figures worth carrying into a showroom, because the star rating alone is a band that has been rebased twice -- a 2016 five star is roughly a 2023 three star.
Full details →Who the Voltas 1.5 Ton 3 Star Inverter Split AC is for
Buy it if: Buyers cooling a bedroom of roughly 150 to 170 sq ft for a few hours a day, who want a copper condenser and inverter compressor without paying for a 5 star rating.
Avoid it if: Anyone running an air conditioner for eight or more hours daily, where the higher annual energy use of a 3 star unit outweighs the lower purchase price.
Who the Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner is for
Buy it if: Anyone running an air conditioner more than about 1000 hours a year, where the efficiency premium pays back quickly.
Avoid it if: Anyone using it a few weeks a year -- the premium will not return within the compressor warranty.
Specifications, side by side
12 of 16 rows differ. Differences first.
| Specification | Voltas 1.5 Ton 3 Star Inverter Split AC | Daikin 1.5 Ton 5 Star Inverter Split Air Conditioner |
|---|---|---|
| Price | ₹34,990 | ₹45,990 |
| Annual energy use | 1082 kWh/yr at 1600 hours | 840 kWh a year at the BEE test pattern of 1600 hours, about Rs6,720 at Rs8 per unit -- against roughly Rs10,700 for a 3 star unit |
| BEE rating year | 2023 | 2023 rating year |
| BEE star rating | 3 star | 5 star |
| Capacity | 1.5 ton | 1.5 ton, rooms up to about 15 square metres |
| Dimensions | 89 x 30 x 21 cm indoor unit | Indoor 90 x 30 x 20 cm; outdoor 77 x 55 x 30 cm |
| Installation | Professional installation required, sold separately | Professional split installation, indoor and outdoor units, copper piping |
| ISEER | 3.80 | 4.7 -- the Indian seasonal efficiency figure, and the only number comparable across brands |
| Noise level | 46 dB(A) indoor, maximum fan | 34 dB indoor on low, 49 dB outdoor |
| Rated power | 1500 W | 1450 W nominal, variable 300 to 1700 W |
| Refrigerant | R32 | R32 -- lower global warming potential than the R410A it replaces |
| Warranty | 1 year product, 5 year condenser, 10 year compressor | 1 Year Official Brand Warranty |
| Weight | 10.5 kg indoor unit | Indoor 9.5 kg, outdoor 34 kg |
| Copper condenser | not published | Yes |
| Inverter | not published | Compressor speed varies rather than cycling on and off, which is where the saving comes from |
| Running cost difference | not published | About Rs4,000 a year against a 3 star unit, so the premium returns in roughly two years |
| Star band note | not published | BEE rebased its bands in 2018 and again since; a 2016 five star is roughly a 2023 three star |
Every row is a figure one or both products record. A blank is a figure the catalogue does not hold, not a zero.
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