Whirlpool WFW4720R vs Whirlpool WTW6157P
Two of the clothes washers in our best clothes washers comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: Official IMEF 2.76, 4.5 cu ft volume, 140 kWh/year, official IWF 3.2
Check price at AmazonBest for: Official IMEF 2.06, 5.3 cu ft volume, 260 kWh/year, official IWF 4.3
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Whirlpool WFW4720R | Whirlpool WTW6157P | Weight |
|---|---|---|---|
| Integrated Modified Energy Factor (IMEF)Official ENERGY STAR Integrated Modified Energy Factor. A higher IMEF means more washing work per unit of energy. Missing values take the category minimum. | 2.76 | 2.06 | 28% |
| Certified volumeOfficial ENERGY STAR certified tub volume in cubic feet. A larger tub is not automatically the right washer for a tight laundry closet. Missing values take the category minimum. | 4.5 cu ft | 5.3 cu ft | 24% |
| Annual energy useOfficial ENERGY STAR annual energy use in kilowatt-hours per year. Lower is better. Missing values take the category minimum (the highest energy use in the set). | 140 kWh/year | 260 kWh/year | 24% |
| Integrated Water Factor (IWF)Official ENERGY STAR Integrated Water Factor. A lower IWF means less water per cubic foot of laundry. Missing values take the category minimum (the highest IWF in the set). | 3.2 | 4.3 | 24% |
| Integrated Modified Energy Factor, IMEF (ENERGY STAR) | 2.76 | 2.06 | info |
| Certified volume (ENERGY STAR) | 4.5 cu ft | 5.3 cu ft | info |
| Annual energy use (ENERGY STAR) | 140 kWh/year | 260 kWh/year | info |
| Integrated Water Factor, IWF (ENERGY STAR) | 3.2 | 4.3 | info |
| Annual water use (ENERGY STAR) | 4248 gal/year | 6660 gal/year | info |
| IMEF percent above the U.S. federal standard (computed) | 50%, computed as (official IMEF - official U.S. federal standard IMEF) / official U.S. federal standard IMEF | 31%, computed as (official IMEF - official U.S. federal standard IMEF) / official U.S. federal standard IMEF | info |
| Annual energy use per cubic foot (computed) | 31.1 kWh/year per cubic foot, computed as official annual energy use ÷ official cubic foot | 49.1 kWh/year per cubic foot, computed as official annual energy use ÷ official cubic foot | info |
| U.S. federal standard IMEF (ENERGY STAR) | 1.84 | 1.57 | info |
| U.S. federal standard IWF (ENERGY STAR) | 4.7 | 6.5 | info |
| Load configuration (ENERGY STAR) | Front Load | Top Load | info |
| Dimensions (ENERGY STAR) | 39.00 in H × 27.0 in W × 32.00 in D | 43.00 in H × 27.0 in W × 28.00 in D | info |
| Additional washer features (ENERGY STAR) | Sanitize Option | Anti-Wrinkle | info |
| Connected (ENERGY STAR) | No | No | info |
| Paired ENERGY STAR dryer available (ENERGY STAR) | Yes | No | info |
| Meets ENERGY STAR Most Efficient criteria | No | No | info |
| Certified model number | WFW4720R** | WTW6157P** | info |
| Official brand name on the ENERGY STAR record | Whirlpool | Whirlpool | info |
| Related official records with the same certified ratings | Same official certified ratings also appear on Whirlpool WFW5220R; Whirlpool WFW5720R. We keep one product page for this rating set so color, finish or brand rebadges are not given separate nearly identical pages. | Not listed | info |
| CyclePick score | 6.6/10 | 2.3/10 | 100% |
Where each one comes out ahead
Whirlpool WFW4720R
Better published figure on: Integrated Modified Energy Factor (IMEF), Annual energy use, Integrated Water Factor (IWF).
What we like
- Official certified ratings are published for every scored criterion
Watch out for
- No additional scored gaps in the official record we used
Whirlpool WTW6157P
Better published figure on: Certified volume.
What we like
- Large official certified volume (5.3 cu ft)
Watch out for
- Lowest official IMEF in this comparison (2.06)
- Highest official annual energy use in this comparison (260 kWh/year)
- Highest official Integrated Water Factor in this comparison (4.3)
Verdict
The official ENERGY STAR load configuration is Front Load on the Whirlpool WFW4720R and Top Load on the Whirlpool WTW6157P. The Whirlpool WFW4720R record lists official IMEF 2.76, 4.5 cu ft volume, 140 kWh/year and official IWF 3.2. The Whirlpool WTW6157P record lists official IMEF 2.06, 5.3 cu ft volume, 260 kWh/year and official IWF 4.3.
- Whirlpool WFW4720R: ENERGY STAR Product Finder: WFW4720R
- Whirlpool WFW4720R: ENERGY STAR certified residential clothes washers dataset
- Whirlpool WTW6157P: ENERGY STAR Product Finder: WTW6157P
- Whirlpool WTW6157P: ENERGY STAR certified residential clothes washers dataset