Orient Electric Ultimo 50L Desert Air Cooler (CD5002H) vs Symphony Diet 12T 12-Litre Personal Tower Air Cooler
What separates them
These two differ on 9 recorded specifications. The Orient Electric Ultimo 50L Desert Air Cooler (CD5002H) is ₹3,200 dearer. They are different kinds of product — desert air cooler against personal tower evaporative air cooler — so read the table as two spec sheets rather than a like-for-like.
Orient Electric Ultimo 50L Desert Air Cooler (CD5002H) vs Symphony Diet 12T 12-Litre Personal Tower Air Cooler

Orient Electric
Orient Electric Ultimo 50L Desert Air Cooler (CD5002H)
₹9,490
A desert air cooler works well in dry heat and poorly in humidity, so it suits inland northern and central India rather than coastal cities. At 190 W against roughly 1500 W for a 1.5 ton air conditioner, running cost is around an eighth.
Full details →
Symphony
Symphony Diet 12T 12-Litre Personal Tower Air Cooler
₹6,290
Evaporative cooling costs about a tenth of what an air conditioner costs to run, and the reason is that it does not remove heat -- it converts sensible heat into humidity.
Full details →Who the Orient Electric Ultimo 50L Desert Air Cooler is for
Buy it if: Households in dry-climate regions such as Delhi, Rajasthan and central India, where evaporative cooling is effective and running cost matters.
Avoid it if: Anyone in a humid coastal city, where evaporative cooling adds moisture without meaningfully reducing perceived temperature.
Who the Symphony Diet 12T 12-Litre Personal Tower Air Cooler is for
Buy it if: Anyone in dry inland heat wanting cooling at roughly a tenth of an air conditioner's running cost.
Avoid it if: Anyone in Mumbai, Chennai, Kolkata or any coastal humidity -- evaporative cooling does not work in damp air.
Specifications, side by side
9 of 17 rows differ. Differences first.
| Specification | Orient Electric Ultimo 50L Desert Air Cooler | Symphony Diet 12T 12-Litre Personal Tower Air Cooler |
|---|---|---|
| Price | ₹9,490 | ₹6,290 |
| Annual energy use | 228 kWh/yr at 4 hours daily for 300 days | Roughly 110 kWh a season at 8 hours a day for 90 days, about Rs880 -- against roughly Rs9,000 for a 1.5 ton air conditioner over the same period |
| BEE star rating | Not rated | Not rated -- BEE does not cover evaporative coolers |
| Capacity | 50 litres | 12 litre tank, rooms up to about 10 square metres |
| Dimensions | 62 x 45 x 110 cm | 30 x 30 x 84 cm |
| Installation | None required | Free standing, needs an open window |
| Noise level | 62 dB(A) at maximum speed | About 52 dB |
| Rated power | 190 W | 185 W |
| Warranty | 1 year product | 1 Year Official Brand Warranty |
| Weight | 14 kg | 7.5 kg |
| BEE rating year | Not applicable | Not applicable |
| Air throw | not published | About 6 metres |
| Cooling method | not published | Evaporative -- water absorbs heat as it evaporates, which also adds humidity |
| ISEER | not published | Not applicable |
| Refrigerant | not published | None -- water evaporation |
| Ventilation | not published | Requires an open window; a sealed room becomes humid and uncomfortable |
| Where it does not | not published | Coastal humidity. In Mumbai or Chennai it adds moisture to already saturated air and provides little cooling |
| Where it works | not published | Dry heat. In Delhi or Jaipur in May it works well |
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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