For comparison’s sake, let’s look at the average BTU/hour input of both systems: A hybrid heat pumps water heater’s low BTU input means that it would have a hard time keeping up if your household is accustomed to drawing large volumes of hot water at once (for example, running the dishwasher and washing machine while showering). A water heat pump will only use around $190 worth of energy per year, almost half of what a natural gas heater must use. This helps owners save money on bills, and also reduces carbon footprint. It simply can’t heat a home in harsh winter weather. If they have propane, they can opt for a gas water heater, such as the Rinnai 160,000 BTU Condensing Tankless Water Heater, and then purchase a Rinnai NG to LP Conversion Kit (both available from SupplyHouse) to convert the unit to propane use. As opposed to gas or propane, heat pumps use electricity to heat water. The new trend is hybrid hot water heaters that combine tankless technology with a tank. Considering the users’ requirement the famous brand A.O Smith has produced a couple of models that are available in the market now! Thanks for the comparison info on the Heat Pump Water Heater vs. the Tankless Water Heaters. Look for a water heater’s EF rating either on its box or in the literature that accompanies the appliance. Heat Pumps vs Gas Furnaces for California Homes: The Basics I’ve talked about how to troubleshoot heat pump problems in the past, as well as plenty of other topics about them. Nearly all houses have electricity, and many have access to both gas and electricity. Should I Preemptively Replace My Old Water Heater? Heat pump units, such as the Stiebel Eltron 58-Gallon Accelera 220 Water Heater (available from SupplyHouse), are pricier than non-heat-pump models (they can run $800 to $2,500 more than a standard electric model), but they are the most efficient water heaters on the market today. A heat pump water heater extracts heat out of the air where the water heater is located (typically a basement) to heat the water. Heat pump hot water prices are also much higher vs gas hot water system prices. The Federal Trade Commission (FTC) requires every new conventional water heater to have a bright yellow and black Energy Guide label that states the appliance’s energy factor as well as the following information: If you’re shopping online, you won’t be able to view the Energy Guide label, but reputable retailers like SupplyHouse.com offer all the technical details about the models they sell, so you’ll still have the information you need to make an informed choice. So a tankless water heater heater will still cost less to run. Heat Pump Drawbacks. Of course, there are pros and cons to these units: The pinnacle of efficiency in electric water heaters is the heat pump water heater. Because the electricity is used to move heat from one place to another instead of converting that electricity directly into heat (as with electric-resistance water heating), the energy yield per unit of electricity input is much greater. Before you start shopping for a new water heater, however, you need to know which power source it will use: gas or electric. Hot water heat pump system prices range from around $3300 for a ≈160L to $4,000 for a ≈315L. Well, although heat pump water heaters often cost more upfront, they provide lower monthly heating costs because they require relatively little energy to operate. Gas is cheaper than electricity in most cases, which makes furnaces more cost-effective than electric heat pumps in areas that experience colder temperatures. So, in the gas vs electric heat debate, is gas heat really more comfortable than reverse cycle heat pumps systems? Thanks, Bob. A tankless heater saves about 30 to 50 percent in energy costs over a conventional gas heater (minimum EF of.82 vs..54 for conventional). Which is better? These savings are somewhat offset by the higher purchasing … Instead, tankless water heaters are rated for size by their “flow rate,” measured in gallons per minute (GPM). On the flip side, it usually costs less to operate a gas water heater because, in many areas of the country, the cost of natural gas is lower than the cost of electricity. The research says it’s true. This is a huge advantage for homes that use large and frequent draws of hot water. Because of its combustion, gas produces heat more quickly than an electric heating element. Now let’s take a closer look at both of these factors. The estimated amount of energy used yearly (BTUs or watts), An Energy Star logo (if the water heater meets. An electric heater uses nearly all the energy it receives converting it into hot water, so you have less waste. Operating costs are lower for condensing water heaters. Copyright © 2021 George Brazil Plumbing & Electrical. One last suggestion: If energy efficiency and saving money is your main concern, you may also want to look into a gas tankless water heater. Because they heat water as you use it, they can be up to 35 percent more energy efficient than a traditional tank-type water heater. From here the system can deliver heat to any part of the house by removing the energy in the buffer tank. Once the tank has been depleted you could be waiting for up to 8 hours until it can recover and provide a full tank of hot water again. Plus, tankless has some additional advantages. It has a COP between 5 and 6 and has a lifespan of ten to 20 years.Meanwhile, the solar heater cannot guarantee consistent pool heating, as it is dependent on the weather condition. the backbone of most HVAC systems. Gas heat pumps differ from electric heat pumps in these ways: They don’t use refrigerants like electric heat pumps. Installation requires maneuvering gas lines, and natural gas and propane water heaters (unless they’re condensing models) must also be vented to the outdoors. Heat pump water heaters use electricity to move heat from one place to another instead of generating heat directly. If a homeowner already has a gas water heater, he or she can expect to pay $400 to $550 for a plumber to remove the old unit and install the new one, no matter whether it’s a tank or tankless model. If you’ve had the same hot water heater for longer than 10 years—the standard lifespan—it’s smart to consider replacing the appliance before it quits performing and puts you in a tough position. These appliances must be installed in an area of at least 1,000 square feet, though, so while they’re a good option for a roomy garage, they’re not appropriate for a small utility closet. While gas hot water heaters cost less to run due to the lower cost of natural gas, electric heaters are actually more efficient. There … They segment it into three proline tires. Let’s say your family is drawing hot water from a 40 gallon tank. This water heater operates by drawing heat from the air, making it best suited for use in warm climates. But why does a heat pump water heater save you more money in the long run? While the efficiency of gas and electric models tends to be fairly similar, especially when you’re looking at models of the same manufacturer and size, certain types of electric-powered models—including heat pump and hybrid heat pump units, described below—have the efficiency advantage. Electric water heaters range in power input from about 1,440 to 5,500 watts, and the same principle applies—the higher the wattage, the more quickly the unit will heat water. Privacy Policy, “Tankless vs Hybrid Heat Pump: Which Water Heater is Better For My AZ Home?”. It is not energy efficient as it has a COP between 0.80 and 0.85.Heat pump heaters produce an equal amount of 1kW of heat from 1kW of electricity. Gas energy can be less wasteful than electric heat pumps if you live in an area where natural gas is affordable. You can read more about selecting the right size for a tankless water heater on SupplyHouse.com. The average for electric heat pump water heaters is 12 to 15 years. I’m vote Hybrid/Heat pump style hot water heaters, especially in warm humid climates. A gas water heater provides a higher level of comfort because it has a faster recovery rate. I haven’t ever shared a side-by-side comparison of the two, though. “I’ve been reading your articles on heating and cooling with a heat pump vs. AC with great interest. Heat pump water heaters are more energy efficient because they move heat while gas water heaters create heat via combustion. To move the heat, heat pumps work like a refrigerator in reverse. (You can find these ratings on the unit’s description on the retailer’s or manufacturer’s website.). Condensing water heaters capture and recirculate what would otherwise be wasted energy in order to increase the units’ overall efficiency. These slimmer setups operate by drawing water in through a heating element when either a faucet or an appliance is turned on. The best one for your household will depend on how much hot water you use, space requirements, your existing system, and whether or not you can get reticulated gas. That price is higher with conventional electric and gas systems, lower with solar hot water and heat pumps. “Heat pumps also have heating elements like conventional water heaters that turn on if the unit can’t generate enough hot water on its own,” says Banta. Instant gas hot water system price ranges are only about $735 to $1575, depending on the flow rate and star rating, so much less expensive than hot water heat pump. Gas vs Electric Heat - Which do I Choose? It does not use a fuel to create heat and so is much more efficient that other options, including natural gas heaters. While gas heaters and heat pumps release comparable emissions, acquiring gas is far more environmentally destructive. A tankless heater … Its facts and opinions are those of BobVila.com. This article has been brought to you by SupplyHouse.com. I’m used to the traditional furnace / central AC systems. Gas (Conventional) Boilers; Heat Pumps. The higher the EF number, the more efficient the water heater. Don't Overlook This One Key Factor, The Best Non-Electric Heaters for Cozy Warmth, The Best Tankless Gas Water Heater for Your Home. Tankless water heaters, also known as “on-demand” or “point-of-use (POU)” water heaters, come in both gas- and electric-powered options. Note: If you want to keep your monthly heating costs as low as possible, keep your heat pump water heater in “Economy Mode”. You agree that BobVila.com may process your data in the manner described by our Privacy Policy. And for good reason. We’re here to help. A heat pump uses a refrigerant to transfer heat from other sources, such as the outside air, into the home. While both types are quite similar, there are some differences between the two in terms of options and efficiencies. Like electric heat pumps, they’re more efficient than furnaces in temperate climates. 1 unit of energy in = 3–4 units of heating out). Copyright © 2021 Acton Media Inc. All rights reserved. Replacing a gas water heater, which requires disconnecting and reconnecting a gas line, is another story entirely. Condensing water heaters have higher first-hour ratings and recovery rates than non-condensing models. Water heater would you recommend? Gas and propane of A.O Smith vs. Rhyeem: Gas heaters are widely used for its superb functionality and outstanding service. Hybrid heat pump water heaters, such as the AO Smith 50-Gallon Voltex Hybrid Heat Pump Water Heater (available from SupplyHouse), allow the consumer to choose different operating modes for different situations to increase the appliance’s efficiency. At Lowe’s, a 50-gallon heat pump water heater goes for around $1,100, while its older, conventional cousin the electric water heater can be purchased for closer to $300. You can see why when you compare the overall “life-cycle” costs of various water heater systems using this chart: Note: While these figures are from 2012 you can still expect similar results from hybrid and gas water heaters available today.Source: ACCEE. Solar water heating systems include storage tanks and solar collectors. Depending on the model, you could save up to 80 percent on hot water costs by choosing a hybrid heat pump over a standard water heater. Heat Pumps Vs. Gas Heaters. Find licensed plumbing experts in your area and get free, no-commitment estimates for your project. Depending on whether propane or natural gas is used and the location of your pool, cost can range from about $3.00 to $9.00 per hour to heat your pool. Tankless Water Heater Pros: Nothing beats a tankless heater for putting out lots of hot water—it never runs out. The recovery rate of a water heater refers to the time it takes a water heater to reheat its entire supply of hot water. The efficiency of a home heating system is essentially how much of the energy supply is converted into useful heat energy. “In most cases, you are going to just go with whatever your home has been fitted with already,” says Daniel O’Brian, technical expert for online plumbing and HVAC retailer SupplyHouse.com. For rural dwellers, who generally don’t have access to natural gas, an electric hot water heater may not be their only choice. A gas heater must vent the spent gas, which also takes some of the heat with it. For both gas and electric, tank water heaters last an average of 10 to 13 years, and tankless units last up to 20 years or longer. Gas input is measured in BTUs, and electrical input is measured in watts. If your home has access to natural gas, you might be wondering which water heater is better: a hybrid heat pump water heater or a gas water heater. A heat pump costs a little more than a gas furnace (around $8,000 vs. $5,000, after rebates), but it is vastly more energy-efficient. Well, it really depends on what’s most important to you: energy efficiency and saving money in the long run? Gas-powered tankless water heaters can be condensing or non-condensing, such as Rinnai’s 180,000 BTU Non-Condensing Water Heater (available from SupplyHouse). Switching to gas from electric, though, can tack on an additional $1,500 to $2,300 in installation costs for running a new gas line and installing venting. Even though a hybrid heat pump is technically more energy efficient, gas is generally cheaper than electricity in the Phoenix area. And it always takes less energy to move heat than create it. A gas or electric water heater’s energy factor (EF) is a measurement that compares the amount of hot water the heater produces per day to the amount of fuel it consumes. “This just isn’t a job a typical homeowner is equipped to handle—I would recommend calling a pro for the installation,” O’Brian says. Although heaters have a lower upfront cost, they require the cost of propane or natural gas which can exceed the run costs than that of a heat pump. Neither fuel type promises the best efficiency; rather, manufacturers have developed highly efficient subcategories of water heaters for each type of power source. A tankless water heater’s flow rate determines how much water the unit can provide at one time. However, if saving money (and energy) is more important to you, a hybrid heat pump is probably the best choice. This is due to the way that the heaters operate. And yes, both of these can be used in cold weather, but each of them has its own pros and cons. The best way to determine the right water heater system for you is to chat with a professional. That is why before you should opt for either, make it a habit to check the features. As a result, the recovery rate and first-hour rating (FHR)—two numbers that help consumers determine if a unit will meet their household’s needs—tend to be higher for gas water heaters than they are for comparable electric models with the same manufacturer and tank size. Gas furnaces are not always more efficient than heat pumps, however. For example, many gas heaters are rated at 5.8 or 5.9 Stars out of a maximum possible 6 Star rating. Still have questions on your next water heater purchase? BTU measures the amount of energy needed to heat one pound of water by one degree Fahrenheit. If comfort is more important, a gas water heater is your best option since it has a higher “recovery rate”. All Rights Reserved. These units use gas to heat only the water you need at any given moment. You see, the recovery rate of a water heater is based on its BTU (British Thermal Unit) input. Cost Less Than Heat Pump to Purchase - Depending upon the size of your pool, a gas heater will set you back about half as much cash as a heat pump. Heat pump water heaters are more energy efficient because they move heat while gas water heaters create heat via combustion. And, I’ve talked a great deal about furnaces as well, i.e. Using a buffer tank we can set the heat pump to perform at the minimum design temperature and hold that temperature with in the buffer tanks. Unfortunately, a heat pump only works when the outside temperature is above freezing. 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