Hitachi RSM318HDDO
Split Air Conditioners

Reviews, Trends, Statistics & More!

Feb 17, 2022 by Trend In Stars team

Review of Hitachi 1.5 Ton 3 Star Split AC ZUNOH 3100f - R32 (Copper RSM318HDDO white)

Key Features:

1.5 Tons

3 Star

Copper Coil

Hitachi RSM318HDDO Review

Hitachi is known for its design and manufacturing of its reliable, efficient and high end cooling systems. This new 2020 RSM318HDDO AC model comes with a Non Inverter compressor that has Stepless compressor control which varies compressor speed seamlessly depending on cooling needs instead of turning on or off the compressor. It is a 1.5 ton AC which you can use comfortably for medium rooms up to 150 sq. Ft. area in a normal scenario. Its 3 Star energy rating offers good energy efficiency without compromising on cooling performance. It comes with 100% copper coil with Inner Grooves to ensure faster heat transfer and protection against rust and salt damage making it the perfect choice for Indian climate conditions. To deliver pure and fresh cool air, this AC is equipped with a Superfine Mesh Filter which captures microdust particles and also offers hassle-free cleaning . Filter Clean Indicator reminds you of filter cleaning at regular intervals so you always get powerful cooling. AC comes with an environmentally friendly Green refrigerant that contains no ozone-depleting properties. It comes with practical features like Super Slit fans for more and fast cooling, Antibacterial coating and Dehumidifier.

Real Images


Brand Hitachi
Model RSM318HDDO
Energy Efficiency 3 Star
Capacity 1.5 Tons
Annual Energy Consumption 1157 Kilowatt Hours
Noise Level 43 dB
Installation Type Split System
Special Features Antibacterial_coating, Dust_filter, Dehumidifier, Air_purifier
Colour White
Control Console Remote Control
Material Plastic
Included Components 1 Indoor Unit, 1 Outdoor Unit, Inter Connecting Pipe, 1 Remote, 1 Manuals, 1 Warranty Card
Batteries Included Yes
Batteries Required Yes
Battery Cell Type Zinc Carbon


  • - A unique alert reminds you to clean the filter at regular intervals, ensuring powerful cooling all the time.
  • - Enjoy uninterrupted cooling as Hitachi Acs are specially designed with advanced micro controller that checks indoor and outdoor condition,and varies compressor speed seamlessly.
  • - Equipped with SuperSlit fins the Hitachi AC have mu?tip?e slits that provide more heat exchange area and cools the room faster.
  • - Hitachi ACs are designed to keep you cool and work efficiently up to 52°C.
  • - Hitachi's inner grooved copper ensures faster cooling with its turbulent refrigerant f?ow that enhances heat transfer rate.
  • - Hitachi's unique SuperFine mesh filter captures microdust particle and also offers hassle-free cleaning .
  • - Pre-charged with Green refrigerant Hitachi ACs have refrigerant that contains no ozone-depleting properties.
  • - Sleek remote with LCD display for easier access to check the settings of AC.

Hitachi RSM318HDDO Trends & Statistics

Reviews by verified buyer helps!

Significantly large number of verified buyer (107 to be precise) have rated this Hitachi RSM318HDDO model at 3.8 out of 5 which indicates that all those customers overall liked it after personally using it.

Overall Rating*    (107 reviews)

3.8 out of 5

Is this price Worth it? See the Alternatives and Price Comparison!


See how much Hitachi RSM318HDDO is popular compared to its alternatives!

This Hitachi RSM318HDDO model is one of Amazon's Best Selling Split Air Conditioners and it is currenly 159th best selling Air Conditioners in india. Compared to the popularity of its alternatives with a similar set of features, this model is moderately popular among buyers. 




Please Note: Product prices and availability are accurate as of Feb 17, 2022 11:42PM IST and are subject to change. Any price and availability information displayed on at the time of purchase will apply to the purchase of this product.

Alternatives With Set Of Similar Features

Undoubtedly Hitachi RSM318HDDO is one of the best Split Air Conditioners model currently available in the market but there are alternatives available too and you can consider those in place of this product. We have anaysed 205 latest best selling Split Air Conditioners and came up with below suggestions which are offering more or less similar features.

Daikin ATKL50TV will give you extra key features at almost same price. You will be getting Inverter features extra.

Blue Star FS318AATU points to higher customer satisfaction (4.3 Stars) compare to this Hitachi RSM318HDDO (3.8 Stars) model.

Daikin ATL50TV offers same features but is more popular (rank #56) compare to this Hitachi RSM318HDDO (rank #159) model.

Whirlpool Whirlpool 1.5 Ton 3 Star AC will give you same set of key features at cheaper price.

Daikin 1.5 Ton 3 Star Inverter Split AC (Copper, AG Ion Filter, 2018 Model ATKL50TV, White)

Daikin ATKL50TV

1.5 Tons 3 Star Copper Coil Inverter
Blue Star 1.5 Ton 3 Star Split AC (Copper, 2018 Model, FS318AATU, White)

Blue Star FS318AATU

1.5 Tons 3 Star Copper Coil
Daikin 1.5 Ton 3 Star Split AC (ATL50TV, White)

Daikin ATL50TV

1.5 Tons 3 Star Copper Coil
Whirlpool 1.5 Ton 3 Star 2020 Split AC with Copper Condenser (1.5T NEOCOOL 3S COPR, White)

Whirlpool Whirlpool 1.5 Ton 3 Star AC

1.5 Tons 3 Star Copper Coil

Hitachi as Split Air Conditioners brand

Hitachi is Japan origin brand and is selling really good quality of Split Air Conditioners in India. Hitachi, Ltd. is a Japanese multinational conglomerate company headquartered in Chiyoda, Tokyo, Japan.

Based on 2208 reviews of 14 Hitachi Split Air Conditioners we can on average say that, they are rated Best on Remote Control, Better on Energy efficiency, Better on Value for money, Better on Noise Level and Better on Sleep mode parameter

Customer satisfaction reflecting from review rating (avg 3.94 stars) by verified buyers shows that the Hitachi Split Air Conditioners provide Better customer satisfaction than its competitors like Onida, AmazonBasics and other in this category.

Frequently Asked Questions

How much room size does this 1.5 Tons AC cover?

This 1.5 Tons AC will cover room size upto 250 sq.ft. in normal scenarios. You should consider going for higher capacity AC if your place is going to be crowded or have more number of heat generating appliances or big windows in the direction where direct sunlight is expected.

Should I buy a 4 star AC instead of this 3 Star AC?

It all depends on your usage. If you are planning to use this AC only for a few hours in a day then stick to this 3 Star AC as it will save you money on initial cost. If you are going to use it for longer hours like overnight then go for 4 Star AC.

How much is the warranty on this product?

1 year on product 1 year on condenser 5 years on compressor

Covered: All Parts, Excluding Air Filter/ Front Grill & Plastic Parts (After Installation). The Warranty Covers Defective Materials and Workmanship From the Date of Purchase. Beyond the First Year of the Warranty Period, Only the Compressor Repair (Excluding Gas Filled Inside the Compressor) Will be Provided Free of Cost for 5 Years From Date of Purchase. Refrigerant Gas is Having Only One Year Warranty

For any warranty related issues, please call the Hitachi Customer Support -
1860-258-4848 / 079-32324848


So if you are looking for a best Split Air Conditioners for room size upto 250 sq.ft. with Moderate usage then Hitachi RSM318HDDO is right for you. It offers durability and all weather endurance with the help of copper coil. Hitachi RSM318HDDO is one of best setting product available online in its category and is Popular among buyers. It will surely give you Good satisfaction.