Choosing the best water heaters is one of the important ways to save on your utility bills. Over the years, they have improved and become more energy efficient. There are now many types available, including those that run on solar power, natural gas, propane, and electricity.

Before you buy, you should consider the initial purchase price of an energy efficient water heater and the cost of operating it. Take a look at some of the best you can buy online.

AquaStar 2400ES Whole House Propane Gas Tankless Water Heater:

This tankless direct vent gas heater is one of Bosch’s best water heating systems. It provides instant and on-demand hot water and an efficiency of 82 percent. It has horizontal and vertical ventilation and electronic ignition. Unit with model number AQ2400ES_LP comes with a 12-year warranty. Overall dimensions are 11.25 inches in diameter by 17.87 inches in width and 30.5 inches in height.

Hatco MC-17 Electric Water Heater:

This electric water heater has a hot water storage capacity of 3.2 gallons. It features a stainless steel front and tank, a silver gray powder coated hammered body and a black base. It measures 26 inches by 13.06 inches by 19.78 inches.

Eemax Marine/RV Tankless Water Heater EX3512M:

This tankless water heater is designed for use in boats or RVs. Uses electrical supplies from the campground or dock to provide an instant shower with no wait time. This unit is easy to install. Take a look at this unit with item code EEMAX75.

Ariston 7 Gallon Electric Point of Use Water Heater:

If you don’t have the time or patience to always wait for your heater to deliver hot water, then it’s time to replace it. This unit features a glass-lined tank for long-lasting performance, easy to install freestanding or in-line.

PowerStar 1.5 GPM Point-of-Use Electric Tankless Water Heater:

This wall mounted model features a solid copper heat pump and prides itself on easy installation. It measures 6.5 inches wide by 3.0 inches deep and weighs 6.0 pounds. It has a hot water output of 1.5 gallons per minute and comes with a 5 year warranty.

Kenmore 40 Gallon Tabletop Electric Hot Water Heater:

This unit features a baked enamel exterior finish for long life. It also comes with an easy-access control panel for superior temperature control. Its Dualwatt lower element allows for conversion from 3,800 watts to 5,500 watts to accommodate any wiring. Unit measures 36 inches tall by 24 inches wide by 25 inches deep.

Rheem EcoSense 50 Gallon Hybrid Electric Water Heater with Heat Pump Technology:

The green technology in this unit makes it the perfect green unit for both residential and commercial use. It uses superior heat pump technology making it one of the great energy efficient ideas to have in your modern or contemporary home. Features Touch Pad operation controls, brass drain valve, temperature and pressure relief valve, and backup heating element. Plus, purchasing this unit for just $1,498.00 qualifies you for the 30 percent federal tax credit.

Getting the best water heaters requires a bit of research and review of the products available on the market. But the time invested is worth it if it means choosing the best water heaters.