The Best Gas Water Heater Reviews

There are two primary types of gas water heaters – propane, and natural gas. When selecting a gas water heater for the home, one of the most important factors to consider is the size of the household meant for the product, as this can considerably impact the necessary tank size.

For example, a household of two may be completely satisfied with a thirty- gallon tank, while a family of four typically requires at least fifty gallons. Making sure of the product’s energy efficiency is important as well, as water heating costs can add up considerably over the years.

Some gas water heaters are tankless, meaning that they function on an on-demand basis. These gas water heaters do not store heated water in a tank but rather utilize heating coils to warm the water as it is used. These systems are more economical and environmentally friendly than most of their storage tank counterparts.

However, in households where multiple sources of water are frequently utilized at once, the hot water supply may be limited, and sometimes, the on-demand systems are simply unable to keep up with demand.

Takagi T-KJr2-IN-NG Indoor Tankless Water Heater, Natural Gas​

Takagi T-KJr2-IN-NG Indoor Tankless Water Heater

The Takagi T-KJr2-IN-NG Indoor Tankless Water Heater is extremely energy efficient, boasting up to 140,000 BTU or British Thermal Units.

Amongst the other natural gas hot water heater reviews, this product is consistently rated to be surprisingly effective, as it supplies enough hot water for up to four people in spite of its relatively small size.

A good choice for homes with hard water, the Takagi T-KJr2-IN-NG comes with a ten-year warranty on its heat exchanger, and five years on other parts for residential use. It is worthwhile to note that these warranties only apply if the product is installed by a licensed professional.

Rheem RTG-64XLN 6.4 GPM Low NOx Outdoor Tankless Natural Gas Water heater

Rheem RTG-64XLN 6.4 GPM Low NOx Outdoor Tankless Natural Gas Water heater

The Rheem RTG-64XLN is a tankless, outdoor natural gas water heater. Relatively energy efficient, this product is arguably the best gas water heater from Rheem for larger families or households which consume a high volume of hot water, as it is able to keep up with demand while still remaining economical.

This system comes equipped with digital remote controls to maximize customer convenience. The Rheem RTG-64XLN stands out amongst other natural gas water heater reviews in its positive contribution to the environment, as it functions via a patented low energy NOx burner which functions efficiently even in areas of high altitude.

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater​

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater

The Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater is ideal for home that are concerned about conserving space, as it is designed to fit into even the smallest of homes.

This product is ranked amongst gas water heater reviews as being the best gas hot water heater in terms of efficiency due to its unique condensing method of heating. Equipped with a concentric or PVC venting option, it operates quietly and economically, outputting a maximum of 199,000 BTU.

The Rinnai RUC98iN heats water up to one hundred and forty degrees, and is capable of handling multiple output sources, which is highly convenient for families with busy lifestyles.


The best gas water heater reviews available online are primarily concerned with the efficiency of the product as well as its capability. Consumers want a product that is not only cost effective and environmentally friendly, they must also be sure that the gas water heater they are purchasing is able to keep up with the demand of their particular household.

The gas water heater reviews mentioned above provide a sampling of reputable products which will provide a solid option for the vast majority of consumers.