A. O. SMITH HPTU-66N 1** vs BRADFORD WHITE RE2H65T**-*****: which uses less energy?
At the high draw pattern the BRADFORD WHITE RE2H65T**-***** uses 1,363 kWh a year and the A. O. SMITH HPTU-66N 1** 1,438 — 75 kWh (5%) less, about 751 kWh over ten years. Both are filed as an electric tank, so the comparison holds. Enter your ZIP below to price the difference.
Side by side
Compared within one class only: models filed as an electric tank at the high draw pattern.
| Figure | A. O. SMITH HPTU-66N 1** | BRADFORD WHITE RE2H65T**-***** |
|---|---|---|
| UEF (Uniform Energy Factor) | 3.45 | 3.64 (better) |
| Energy use per year (kWh) | 1,438 | 1,363 (better) |
| First hour rating (gal) | 79 | 79 |
| Rated storage volume (gal) | 67 | 64 |
| Installed cost range | $3,703–$4,308 | $3,628–$4,469 |
| ENERGY STAR certified | yes | yes |
| Refrigerant | R-134a, GWP 1430 | R-134a, GWP 1430 |
| On the market since | 2019-04-05 | 2022-12-01 |
What it costs to run
Reliability
Not published: Reliability, failure rates and each model’s actual warranty term.
The registries these figures come from certify energy performance under a federal test; none of them records how long a unit lasts or how often it fails, so this page does not rank the two on reliability.
What is here instead:
- The filed efficiency, capacity and tank size of both models, side by side below.
- Both are ENERGY STAR certified, which requires a manufacturer warranty of at least six years; the actual term for each model is not published.
- Time on the market, as filed with ENERGY STAR: the A. O. SMITH HPTU-66N 1** since 2019-04-05, the BRADFORD WHITE RE2H65T**-***** since 2022-12-01. A sale date, not a lifespan.
Which should you pick?
- Pick the BRADFORD WHITE RE2H65T**-***** if running cost matters most: it uses 75 kWh less a year on the same test.
- Pick the A. O. SMITH HPTU-66N 1** if it is the one you can get installed sooner or for less — on the filed figures it has no advantage over the BRADFORD WHITE RE2H65T**-*****.
- Neither if your household's busiest hour needs more than 79 gallons of hot water — neither lists more. Check whether a 65-gallon heater is enough.
Each model on its own
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A. O. SMITH HPTU-66N 1**
Its filed figures, class position and running cost on your ZIP.
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BRADFORD WHITE RE2H65T**-*****
Its filed figures, class position and running cost on your ZIP.