Different Types of Water Heaters & Buying Guide

If you are looking for the best water heater for your bathroom, look no further. On this page, you’ll find the collection of best water heaters in India that you can choose from.

Finding the best water heater for your home can be a difficult task, especially when there are so many models available in the market. But you don’t have to worry now. Our team of expert researchers did comprehensive research in the market to find the best water heater in the market as well as online.

The water heaters were chosen according to user responses from different online shopping sites like Flipkart and Amazon. Each user review, rating, and feedback was taken into consideration while selecting the water heater models.

Buying Guide to Find the Best Water Heater

However, to find the best water heaters in India you need to carefully consider certain points:

1. Installation

When comes to water heaters the installation is an important factor without which it is not possible to use and hence should be done with proper guidelines. The following video demonstrates the installation of the water heater by a technician as most of the water heaters are covered with installation charges however the water heaters are not always provided with after-sales services and hence they should be double-checked before purchasing.

2. Budget-Friendly

The budget is an important factor that determines which appliance you are going to opt for as there is a wide range of options one can select depending upon the requirements and hence it is good to set an amount for purchasing the water heater.

3. Durability

Water Heaters usually last for years and on average works efficiently for about 10 years but it again depends on the quality of water and also the usage of the appliance. It’s always advisable to go for those products that have been reviewed by 100’s of happy customers, especially from trusted brands.

Water Heaters & its Types

Water Heaters are the utility appliances that help in heating the water during the winters and that too fast in just minutes. All that needs to be considered is the energy efficiency and the space to be installed. Water heaters are usually of three types

water heater1. Immersion Heater

These are our good old immersion rods. They would be the most budget-friendly alternative to actual water heaters or geysers. They are available at any electrical shop and usually costs around Rs 500/- to 2500/- depending upon the brand and the specifications of the heater.


  1. Very Cheap
  2. Mobile and Compact
  3. No installation charge required
  4. Fast heating and user-friendly


  1. Not Safe especially if you have kids at home.
  2. Energy consumption is high.
  3. Might lead to misuse of property.

water heater2. Instant Water Heaters

These are the most common water heaters of all and is preferred mostly because of the budget and the long durability. They are usually compact and occupy less space and are hence preferred over other heaters available in the market. This is the perfect water heater if you have fewer requirements and especially if you are a family of two or three.


  1. Budget Friendly
  2. Safe to use as no need to operate with naked hands
  3. Looks compact and elegant


  1. Not good for a joint family with members more than 6.
  2. Electricity consumption is high as you need to heat water every time one goes to take shower.


water heater3. Water Heaters with Storage

This kind of water heater is the most common as usually we prefer more quantity of hot water at a time and also we like to save our hard-earned money which is always a wise thing to do. The water heaters with storage are of various kinds available in the market.


  1. You can get more quantity of water while bathing.
  2. You are able to save power consumption.
  3. You can get the one with the tank capacity of 15L to even more.


  1. It is usually huge in size because of the tank inbuilt.
  2. More space is required in this case.

4.water heater Gas Geyser

Gas Geyser is the new variety of geysers introduced and is very energy efficient although it is newly introduced but has a great look and is very compact. It there is a gas connection line it is very preferable to have one of these and it saves a lot of time and money. and it comes with many versions like –
geyser 15 ltr
geyser 20 ltr
geyser 25 ltr
water heater
10 litre geyser


  1. Not very bulky in size
  2. It helps in minimizing the costing of heating water.
  3. Very compact and sleek


  1. New to the market so less awareness about the product.

Frequently Asked Questions

Below we’ve tried to answer some of the most frequently asked questions by water heater buyers:

1. How to know that the water heater needs to be replaced?

Age is the main aspect to decide or plan about the replacement and there might be certain symptoms such as only one hot shower or noisy operation as well as calcium deposits. The best thing is to replace the water heater after every 10 years or even in case of any leakages. The water heaters are usually very efficient and don’t cause any issue.

2. How to know the perfect capacity of water heater required?

The perfect capacity of a water heater is determined by the following images that give a clear idea about the capacity of the water heater required. You can just calculate and decide accordingly. The total refers to the total number of persons

3. What is the cost of installation?

The cost for installation is sometimes covered by the brand but you need to purchase the fittings which might cost you around Rs 1000/- but in case the installation is not covered it might cost around Rs 1500/- for an instant heater and gas heaters have separate requirements.

5. Why is the Energy Factor important?

EEF stands for Energy Efficiency Factor and is a very important factor as it is used to define the efficiency of the water heater. The water heaters are marked with this factor and hence it is important to take a note of it.

6. What is the average costing of the water heaters?

Water heaters lead to about 15% of the electricity bill during winters so it should have carefully opted and it is better to go for an energy-efficient water heater. Nowadays it is easily available in the form of star rated and usually, five star rated appliances are the most energy-efficient.

7. How to know about AO Smith Water Heaters?

AO Smith Water Heaters are new to the market and hence there is very less information about them so if you want to know in detail about these water heaters you should visit their website which is www.hotwater.com and from there you can select the country they have provided the toll free number which you can use to contact them.

8. Which will be the best brand for after-sales services?

Most of the brands like  Bajaj, Crompton, AO Smith, Havells etc provide the after-sales services so that in case there’s any issue the manufacturing defects can be taken care of or maybe the compressor etc. This helps in the long run and must be considered always before purchasing any appliance.

9. Why does the water smell like burnt plastic for the first time?

Do not worry about the smell it happens when the plastic coat inside gets heated for the first time the smell goes away after the second or third usage but if it still persists you should contact the service center.

Water Heater Buying Tips

Following are some of our buying tips to find the ideal water heater that you’ll be happy with:

1. Auto-off

This is a very useful feature and needs to be present in all appliances as in today’s world we are more likely to forget about turning off after use, but this might lead to a shocking electricity bill so its better to go for an auto-off feature enabled heater. In such a water heater the appliance automatically turns off thereby saving power consumption.

2. Power Consumption

Power Consumption is an important factor on which your purchase should depend upon as the water heater usually contributes 15% of your electricity bill. The winters are the time when you usually make the most use of the water heaters and hence the energy efficiency should always be considered. Nowadays all the home appliances are star rated and hence it becomes easy to decide about the product as the five star rated products are most efficient as compared to the others.

3. Capacity

The capacity of the water heaters is important to consider before going to any conclusion as there are two types of water heaters based on the requirement of hot water as some might need to take a long shower and in such case, it is better to go for a heater with a storage tank. It is very important to decide which water heater to go.

It is advisable to go for instant water heaters for small requirements as it is budget-friendly and occupies very less space as compared to the water heaters with a storage tank. It’s better to decide the type of water heater before going for such commitment.

4. Hard Water

The hard water refers to as the water source with dissolved salts in it and this kind of water requires special attention when you want to choose the water heater. In this case, you need to go for the corrosion-resistant tank and also you need to install a water softener so as to soften the water and avoid chances of rust.

5. Safety

This is something that needs to be paid attention as water heaters come with a thermostat capable of heating water up to 60° so the water gets heated up to 60 degrees and you should be sure of mixing the water with normal to cold water


So these are the guying steps which you can follow for purchasing the best geysers water heater in India. One shouldn’t be confused about which one of them is the most perfect. Everyone needs a geyser as it provides instant hot water. There is definitely no need now for heating water with traditional techniques. The world is running at a fast pace and hence, there shouldn’t be more time wasted for just heating water. Geysers have made this task quite easy. Hence, one must definitely buy a geyser.

Leave a Comment