Are you tired of the lack of warm water because of your large family size? If yes, you should look at our guide on 10 Best 70-Gallon Water Heaters.
When it comes to efficiency, 70-gallon water heaters are the way to go!
Built with an extra-large storage tank, these heaters will keep your hot water supply as consistent and plentiful as possible.
Not only that, but many come with energy-saving technology, allowing you to reduce your energy use by up to 40%.
Compared to other heating systems, these water heaters hold their own in terms of cost efficiency and performance.
Plus, the installation process is simple and easy – making the transition a breeze.
If you’re looking for an economical yet dependable water heater solution, you can’t go wrong with a 70-gallon model. A 70-gallon water heater would be enough for 6-8 people.
Let’s have a look at the heaters now.
Why Should I Get a 70 gallon water heater?
A 70-gallon water heater is a perfect appliance to help you rise and shine each morning.
A larger tank provides enough hot water to take multiple showers and run the dishwasher simultaneously, and it also helps reduce energy costs in the long run.
By purchasing a larger water tank, you will save more money on your bill by cutting down on relighting cycles due to its larger capacity.
Investing in an appliance like this can also be safer for households that have extensive plumbing needs, as a bigger tank prevents strain and overwork of smaller models.
So why not get a 70-gallon water heater and enjoy years of dependable hot water with peace of mind?
Best 70-Gallon Water Heaters
Here are our 10 best options based on:
- Best Quality - Reliance Gas Water Heater
- Best Features – A.O. Smith Promax High Recovery
- Best Space – Rheem Commercial Water Heater
- Best Capacity – Rheem G100-80 Water Heater
- Best Efficiency – American Standard 75-76-AS
- Best CSA – AO Smith BTR-275 Tank Type Water Heater
- Best For Long Term – Rheem G75-125 Natural Gas Universal Commercial Water Heater
- Best Insulation – American Standard D-75-365 ASME
- Best Utility – Ruud PRO+G75-76N RU 75 Gallon
- Best Budget – AO Smith COF-455S Commercial Oil Fired Tank
1. Reliance Gas Water Heater – Best Quality
If you have been looking for a water heater that would provide you with an instant hot water supply without waiting then you might want to consider this product.
It comes with 6 years of warranty and it consumes natural gas for heating up water.
Features:
- It weighs 241 pounds and has a 75-gallon water heating capacity
- It consumes 75,100 BTU per hour
- Fewer NOx emissions because of a green choice gas burner
- A flammable vapor ignition resistant design
Pros and Cons
Pros
- An instant and consistent hot water supply
- 33% fewer NOx emissions as compared to standard burners
- Easy to operate the water heater
- An energy-efficient product
Cons
- It won’t work for remote homes
Product Specification
| Product Dimensions | 20 x 20 x 62.5 inches |
| Item Weight | 241 Pounds |
| Color | Green |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 75,100 BTU |
| Capacity | 75 Gallons |
Why this product is at the top of the list?
This 70-gallon water heater would consume 75,100 BTU of natural gas hourly and with this water heater, there is no way your place will run out of hot water supply.
Plus, it has got a green choice burner so using this water heater would help in reducing NOx emissions.
This product has got every amazing feature that would work perfectly according to your requirements.
Our Experience With The Product
This water heater has a capacity of 75 gallons of water. I am glad that I got this water heater for my place.
Now no one has to shout to another person that they used the whole hot water, and now I have to take a shower with cold water.
You won’t be able to install this water heater on your own. It would be better if you didn’t take a chance too.
I called a professional who installed this gas water heater at my place, and it’s been 3 years now that it is working perfectly fine. I recommend this water heater totally.
2. A.O. Smith Promax High Recovery – Best Features
This product comes with first-hour ratings and the highest recoveries.
With Dynaclean diffuser dip it would reduce the sediment and lime buildup in the water heater tank.
You get a clean hot water supply because of this feature.
It has been constructed with PEX cross-linked polymer that will maximize hot water output.
Features:
- The Dynaclean diffuser dip tube will reduce the sediment and lime buildup
- PEX cross-linked polymer will maximize the hot water output
- Eco-friendly design that reduces Knox emissions up to 33%
- CoreGard anode rod is made up of high-quality stainless steel core
- It comes with a push-button Piezo igniter
Pros and Cons
Pros
- You get a clean hot water supply with this 70-gallon water heater
- An energy-efficient and eco-friendly water heater
- The stainless steel core will provide protection against corrosion
- You will be able to light up the ignition within no time
Cons
- You might face water leakage problems with this product
Product Specification
| Product Dimensions | 26.5 x 26.5 x 61 inches |
| Item Weight | 290 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 75,100 BTU |
| Capacity | 74 Gallons |
3. Rheem Commercial Water Heater – Best Space
A heavy-duty water heater that consumes 199,900 BTU with 100-gallon water capacity.
There will be no waiting for hot water supply anymore if you get this product installed in your place.
You can easily replace your old failed water heater with this super heavy-duty 100-gallon water heater.
Features:
- Its consumer 199,900 BTU of energy and comes with a 100-gallon water heating capacity
- It has a universal tank design
- Updated space saver design
- It has been constructed with a multi-flue patented tank design
- Eco-friendly low profile automatic flue damper
Pros and Cons
Pros
- No more waiting hot water supply
- Replace your old water heater with this product conveniently
- It doesn’t occupy much space
- It doesn’t emit NOx in higher percentage
Cons
- It would only work for larger hot water requirements
Product Specification
| Product Dimensions | 30.25 x 30.25 x 66.12 inches |
| Item Weight | 780 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Wind Powered |
| Wattage | N/A |
| BTU Input | 199,900 BTU |
| Capacity | 100 Gallons |
4. Rheem G100-80 Water Heater – Best Capacity
If you are tired of your old water heater and you would like to replace it with a new one that would work completely fine and you would never run out of hot water supply then you might want to consider this product.
You can conveniently replace your old water heater with this universal commercial water heater.
Features:
- It weighs 540 pounds and consumes 75,000 BTU
- A universal tank and space saver design
- A low profile automatic design makes it eco-friendly
Pros and Cons
Pros
- It has a 100-gallon water heating capacity
- It won’t occupy much space
- It would help you save on electricity bills
- An eco-friendly natural gas water heater
Cons
- It has been used to work in the US
Product Specification
| Product Dimensions | 28.25 x 28.25 x 65.75 inches |
| Item Weight | 540 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Wind Powered |
| Wattage | N/A |
| BTU Input | 75,000 BTU |
| Capacity | 100 Gallons |
5. American Standard 75-76-AS – Best Efficiency
With 80% thermal efficiency this water heater would help you on saving on utility bills but it will provide you with a 100% instant and constant hot water supply.
So, if you are already tired of paying electric water heater bills then you might want to consider buying this product because it has got pretty amazing features.
Features:
- It would save energy consumption up to 80%
- At 100 degree rise, it heats up 74 GPH water
- An energy-efficient 75-gallon water heater
- Optimum protection against corrosion because the inner tank has been glass-lined with Dura-glass
- It comes with self-cleaning turbulence inducing cold water tube
Pros and Cons
Pros
- A thermal efficient water heater
- You get instant hot water right after you turn on the tap
- You won’t have to clean the inside of the heater by yourself
- The inner tank won’t get corroded
Cons
- It would work for larger hot water requirement places
Product Specification
| Product Dimensions | 70 x 28 x 28 inches |
| Item Weight | 376 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | N/A |
| Capacity | 75 Gallons |
Also Check Out 10 Best Comfort Zone Heater
6. AO Smith BTR-275 Tank Type Water Heater – Best CSA
If you think that a small water heater won’t work for your place then you should this heavy-duty water heater with a 100-gallon water capacity.
Once you get this product installed at your place there is no way you will end up waiting for a hot water supply.
Features:
- It has electric ignition
- It would meet the thermal efficiency to provide you with an instant water supply
- It consumes 275,000 BTU and provides 100 gallons of hot water
- A CSA certified product and ASME rated TandP relief valve
- It has a handhole cleanout
Pros and Cons
Pros
- Igniting this water heater won’t be a problem
- It would work for larger hot water requirements
- Clean the inside conveniently
Cons
- It can have pricing issue
Product Specification
| Product Dimensions | 30.25 x 30.25 x 72 inches |
| Item Weight | 0.01 Ounces |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 275,000 BTU |
| Capacity | 100 Gallons |
7. Rheem G75-125 Natural Gas Universal Commercial Water Heater – Best For Long Term
Sometimes if 1 or 2 people enjoy a hot shower, then you will have to wait until the water gets warmed up again so you can bathe.
It means you need to get a bigger water heater so no one has to wait for hot water anymore. This product might be the one for you.
Features:
- It consumes 125,000 BTU and provides you with 75 gallons of hot water
- A patented multi-flue tank design with low profile automatic flue damper
- It works for long terms
- It has consistent output without any drawbacks
Pros and Cons
Pros
- Replace your old water heater with this one convenient
- Less NOx emission
- You get hot water the second you turn on the tap
Cons
- It has been designed for appliances that required a large quantity of water only
Product Specification
| Product Dimensions | 67 x 28 x 28 inches |
| Item Weight | 480 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 125,000 BTU |
| Capacity | 75 Gallons |
8. American Standard D-75-365 ASME – Best Insulation
Sometimes the inside of the tank of the water heater gets all corroded and you start getting dirty hot water supply.
If you get this product this won’t be the case because the inner Dura glass-lined tank has been fired with 1,600 Fahrenheit for maximum protection against corrosion.
This feature makes this water heater a durable and long-lasting product.
Features:
- A CSA certified water heater at 300 psi test pressure and 150 psi work pressure
- Inner Dura glass lined water tank has been fired at 1,600 Fahrenheit
- Non-cfc foam insulation will maximize heat retention
- It has been equipped with 4 anode rods that extend tank life
- The motorized flue damper will reduce operating cost
Pros and Cons
Pros
- The inner of the water tank won’t get rusty
- An energy-efficient water heater
- Reduced motor costs
Cons
- It has been designed to work in the US
Product Specification
| Product Dimensions | 30.25 x 30.25 x 75.75 inches |
| Item Weight | 923.83 Pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 365,000 BTU |
| Capacity | 75 Gallons |
9. Ruud PRO+G75-76N RU 75 Gallon – Best Utility
These water heaters work on natural gas so it will save you from electricity bills from now on.
It has a 75-gallon water capacity so you never run out of hot water supply because it has 72.8 GPH.
The environment is already getting too polluted because of pollution in the air and emissions of poisonous gases but this product is eco-friendly.
Yes, with Piezo ignition it won’t emit a high level of NOx gases.
Features:
- Its consumer 75,100 BTU and provides you with 75 gallons of hot water
- It has been updated with an enhanced-flow brass drain valve
- Piezo ignitor and low NOx emission
- Premium quality anode rod would provide protection to the tank
Pros and Cons
Pros
- A thermal efficient water heater
- Eco-friendly ignition because you won’t need a match stick to light it up
- No maintenance or cleaning would be required
- High recovery rate so you don’t run out of hot water supply
Cons
- It can be bit expensive
Product Specification
| Product Dimensions | N/A |
| Item Weight | N/A |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Natural Gas |
| Wattage | N/A |
| BTU Input | 75,100 BTU |
| Capacity | 75 Gallons |
10. AO Smith COF-455S Commercial Oil Fired Tank – Best Budget
A heavy-duty commercial water heater that would consume 455,000 BTU and has a 75-gallon water capacity.
So, if you have been looking for a water heater that would work for your commercial place then you might want to consider buying this product because it would fulfill your commercial hot water supply demands.
Features:
- It consumes 455,000 BTU input with 75 gallons of water capacity
- It comes with a barometric draft regulator
- Oil fired tanks long last than standard water heater tanks
- It meets the energy efficiency % for maximum guaranteed result
- It has a handhole cleanout
Pros and Cons
Pros
- You get instant water supply in multiple connections at the same time
- Regulate the draft conveniently
- A durable and long-lasting product
- Clean the inside easily and conveniently
Cons
- It can have consistency issues
Product Specification
| Product Dimensions | 24.75 x 24.75 x 74.75 inches |
| Item Weight | 700 pounds |
| Color | Gray |
| Heating Method | N/A |
| Power Source | Ac/dc |
| Wattage | N/A |
| BTU Input | 455,000 BTU |
| Capacity | 75 Gallons |
Also Check Out The 10 Best Hot Water Heaters
Also Check Out 10 Best Kerosene Heaters
Summary
| PRODUCT | Rating | Price | Best For | Power Source | Capacity | BTU |
| Reliance Gas Water Heater | N/A | $2,207.81 | Quality | Wind Powered | 75 Gallons | 75,100 |
| A.O. Smith Promax High Recovery | 4/5 | $1,449.99 | Features | Wind Powered | 74 Gallons | 100 |
| Rheem Commercial Water Heater | 3.6/5 | $5,598.00 | Space | Wind Powered | 100 Gallons | 199,900 |
| Rheem G100-80 Water Heater | 5/5 | $2,550.00 | Capacity | Wind Powered | 100 Gallons | 75,000 |
| American Standard 75-76-AS | N/A | $2,379.00 | Efficiency | Wind Powered | 75 Gallons | N/A |
What To Keep In Mind While Buying A 70 gallon water heater?
Getting a 70-gallon water heater does sound exciting because with this much water heating capacity there is no way your place will run out of hot water.
But here are a few facts that would be better to consider before you buy a 70-gallon water heater:
- Energy consumption
How much energy the water heater will consume for supplying you with a hot water supply has to be your number one question before you start for 70-gallon water heater
- Installation procedure
Whether you will be able to install the water yourself or you will need professional help
- Safety features
Last but not least you should ask for the safety features the 70-gallon water heater has. 1
Frequently Asked Questions
How Much Would A Standard Electric 70-Gallon Water Heater Cost?
A standard 70-gallon water heater would cost about $400 – $1100 depending on its energy consumption feature.
Is A 70-Gallon Water Heater Too Big?
It might be big for a small family of 1-2.
Would A 70-Gallon Water Heater Work For A Family?
Yes, it would work for 6-8 people conveniently.
For How Long A 70-Gallon Water Heater Would Last?
Typically, a 70-gallon water heater would last about 8 – 12 years.
Daleyza is a blog writer at National Planning Cycles (NPC) and has been since 2018. She is an expert in the field of water heaters, as she has extensive knowledge on the subject. Her expertise extends to researching the various types of water heaters available and understanding their different functions. She has years of experience testing and reviewing water heaters, and she knows the best use cases, costs, replacements, installations – you name it!
When she’s not writing, Daleyza can be found spending quality time with her family. She is passionate about bringing her expertise to others in the form of her blogs and loves being able to help inform people about water heaters.
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