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A water heater is one of those things you don’t think about until it’s leaking on the basement floor. When it’s time to replace, the brand and warranty matter more than flashy features — you want a tank that lasts and that any plumber can service.
These are the three tank brands I trust. Sizing tip: 40 gallons suits 2–3 people, 50 gallons covers most families of 4, and go bigger only if you regularly run out.
Best Overall: Bradford White (50 Gallon)
Bradford White is the brand most plumbers put in their own homes. It’s sold through trade supply houses (not big-box), built for durability, and known for fewer callbacks. You’ll usually buy it through your installer rather than off a shelf — but for a buy-it-and-forget-it tank, it’s the pro pick.
Best Value: Rheem Performance Platinum (50 Gallon)
Rheem is dependable, widely available, and the Performance Platinum line adds a longer (often 12-year) warranty and better efficiency. It’s the best balance of price, availability, and longevity for most homeowners, and you can get it same-day at the big-box stores.
Best Budget: A.O. Smith ProLine (40–50 Gallon)
A.O. Smith builds a lot of the tanks sold under other names, and the ProLine series is a solid, corrosion-resistant unit at a friendly price. If you want reliable hot water without paying premium, the ProLine is a smart-money choice with a respectable warranty.
How to Choose & Size a Tank Water Heater
- Match the fuel to your home (gas vs. electric) — don’t switch unless you have to.
- Size by household: ~40 gal for 1–3 people, ~50 gal for 4, larger for 5+ or big tubs.
- Check the First Hour Rating (FHR), not just tank size — it tells you real hot-water delivery during peak demand.
- Prioritize warranty length (6 vs 9 vs 12 years) — it tracks anode quality and tank longevity.
- Have gas units installed by a pro for correct venting and gas connections; add a drain pan and consider a leak detector if it’s above living space.
FAQ
What size water heater do I need?
For 1–3 people a 40-gallon tank is usually enough; a family of 4 typically wants 50 gallons; 5+ people or homes with large soaking tubs may need 65–80 gallons. Also check the First Hour Rating, which reflects how much hot water the unit actually delivers during peak use, not just the tank volume.
Gas or electric water heater?
Stick with the fuel your home already has — converting is expensive. Gas heats water faster and keeps costs lower where gas is cheap, but needs proper venting. Electric units are simpler and cheaper to install and are fine where electricity rates are reasonable or gas isn’t available.
How long does a water heater last?
A typical tank water heater lasts 8–12 years. You can extend it by flushing sediment annually and replacing the anode rod every few years. If yours is over 10 years old, rusty water or moisture at the base are signs to replace it before it fails and floods.
Bottom Line
For a tank you’ll never think about again, Bradford White is the plumber’s choice (bought through your installer). Want it today at a great price-to-warranty ratio? The Rheem Performance Platinum. Tighter budget? A.O. Smith ProLine. Size to your household, weigh the warranty, and have gas units installed by a pro.