How to Choose the Right Water Heater for Your Home
Your Complete Guide to Tank and Tankless Options
Hot water is one of those things you don’t think much about—until it’s not there. Whether you’re mid-shower and the water turns cold, or you’re waiting forever for the kitchen sink to heat up, a struggling water heater makes itself known in the most inconvenient ways.
If you’re starting to notice these issues or if your current unit is nearing the end of its lifespan, it might be time to consider a replacement. Before you start cringing about replacements, there is some good news. Today’s water heaters are more efficient and reliable than ever. Wondering which type is right for your household’s needs? That’s what we’re here to help with.
Types of Water Heaters: What’s Available?
When looking at water heater installation, you’ve got two main options to consider:
Option 1: Standard Tank Water Heaters
This is the classic setup most homeowners are familiar with—a large insulated tank that stores and continuously heats water so it’s ready when you need it. Tank water heaters come in both gas and electric models, and they’ve been the go-to choice for decades for good reason: they’re reliable, straightforward, and have a lower upfront cost than tankless options.
Option 2: Tankless Water Heaters
Tankless units (sometimes called on-demand water heaters) take a different approach. Instead of storing hot water, they heat it as it flows through the unit. When you turn on your shower or faucet, cold water travels through a heat exchanger and comes out hot almost immediately. Tankless water heaters are typically gas-powered and have gained popularity due to their energy efficiency and compact design.
Should You Get a Tank or Tankless Water Heater?
Both options have their strengths, and the best water heater for your home depends on your specific situation.
Tank Water Heaters
- Lower upfront cost for purchase and installation
- Stores a ready supply of heated water (typically 40-80 gallons)
- Simple, well-understood technology that’s easy to service
- Requires more floor space for the tank
- Water can run out during periods of heavy use
Tankless Water Heaters
- Heats water on demand, so you won’t run out during back-to-back showers
- More energy-efficient since there’s no standby heat loss
- Compact design saves valuable floor space
- Higher upfront cost for equipment and installation
- May require upgraded gas lines or venting
For large families with high hot water demands, a tankless water heater can be a game-changer—no more scheduling showers around each other. For smaller households or those working within a tighter budget, a quality tank water heater often makes the most sense.
Key Factors to Consider Before You Buy a New Water Heater
Choosing the right water heater isn’t just about tank versus tankless. Here’s what else to think about:
Household Size and Water Usage
How many people live in your home? How often are multiple hot water sources running at once? A household of five has very different needs from a couple in a condo.
Fuel Source
Do you have natural gas service, or is your home all-electric? This will narrow down your options and affect operating costs.
Energy Efficiency
Look for Energy Factor (EF) or Uniform Energy Factor (UEF) ratings when comparing models. Higher numbers mean better efficiency and lower utility bills over time.
Available Space
Tank water heaters need room—both for the unit itself and for proper clearance. Tankless units mount on a wall and free up floor space, which can be a big advantage in smaller homes.
Budget: Upfront vs. Long-Term
A tankless water heater costs more to purchase and install, but its energy efficiency can offset the initial cost over time. Consider both the immediate expense and the long-term operating costs when making your decision.
Signs It May Be Time to Replace Your Water Heater
Not sure if your current unit needs replacing? Here’s a helpful video guide and some red flags to watch for:
Age: Most tank water heaters last 8-12 years. If yours is approaching or past that range, it’s worth planning ahead rather than waiting for a failure.
Rusty or Discolored Water: Brown or rusty hot water often indicates corrosion inside the tank—a sign the unit is breaking down.
Inconsistent Temperatures: If your water is lukewarm when it should be hot, or the temperature fluctuates unpredictably, your water heater is struggling.
Leaks: Any pooling water around your unit needs immediate attention. Even small leaks tend to get worse, and a failing tank can release a lot of water quickly.
Strange Noises: Rumbling, popping, or banging sounds usually mean sediment has built up inside the tank, reducing efficiency and potentially causing damage.
Rising Energy Bills: If your utility costs are climbing without explanation, an inefficient water heater could be the culprit.
Why Professional Water Heater Installation Is Worth It
We understand the appeal of DIY projects, but water heater installation isn’t one we’d recommend tackling yourself. Here’s why professional installation matters:
Proper Sizing: An undersized unit won’t keep up with your household’s demands, while an oversized one wastes energy. Bonfe’s licensed plumbers assess your actual needs to recommend the right capacity.
Safe Installation: Water heaters involve gas lines, electrical connections, venting, and plumbing. Improper installation creates safety risks and can void manufacturer warranties.
Code Compliance: Local building codes have specific requirements for water heater installation. Bonfe’s professional installers know these regulations and ensure your installation meets all requirements.
Efficiency Optimization: Proper installation ensures your new water heater operates at peak efficiency from day one.
Why Twin Cities Homeowners Choose Bonfe
When you’re ready to explore your water heater options, we’re here to help you find the right fit for your home and budget.
Lifetime Warranty: Our recommended repairs and replacements come with Bonfe’s Lifetime Warranty. As long as you live in your home, you’re covered—you’ll only pay our standard service charge.
Available When You Need Us: We’re open 24/7/365, with regular rates from 7am to 10pm. When your water heater fails, you shouldn’t have to wait.
Trusted by Your Neighbors: We’ve proudly served the Twin Cities since 1993 and have earned a 4.8-star rating from over 10,700 Google reviews, plus an A+ rating from the BBB.
A Great Place to Work: We’ve been named a Top Workplace for 10 years running—because when employees are valued, customers get better service.
Ready to Find Your Perfect Water Heater?
Whether you’re dealing with a failing unit or just planning ahead, our team can help you weigh your options and find the right water heater for your home. We’ll walk you through the choices, answer your questions, and handle the installation from start to finish.
We’re here to make sure your hot water is one less thing you have to worry about