01
Lowest
6.85¢
per ounce
65% below median
Genuine Joe - 99737 Economical Powdered Laundry Detergent
$43.85
640 ounces
Price as of Oct 12, 1:30 AM ET · Details
Cheapest powder laundry detergent per ounce
59 offers ranked · median $0.19 a ounce · checked Oct 12, 1:30 AM ET
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Ranked results
PriceCrow compares available Amazon listings for powder laundry detergent, converts compatible package sizes to price per ounce, and sorts the results from lowest unit cost upward. This comparison uses current or recently cached Amazon data and may not include every listing, coupon, shipping charge, or Prime offer.
What is the lowest current price per ounce?
The lowest recorded result is 6.85¢ per ounce (65% below the median) — Genuine Joe - 99737 Economical Powdered Laundry Detergent
Price range: 6.85¢ – $7.27 per ounce across 59 offers. Median sits at $0.19.
Top brands showing: Arm Hammer, Gain Powder, Tide Powder.
How fresh are these Amazon prices?
This result set was last recorded (about 23 hours ago). Rerun the search to check for newer prices.
How should I use this comparison?
Use it as a shortlist, then confirm the product size, price, shipping, coupon terms, availability, and Prime eligibility on Amazon. Add qualifiers such as “organic,” “bulk,” or a brand name when you need a narrower result set.
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02
7.32¢
per ounce
62% below median
Ariel Powder Laundry Detergent, Original Scent, Laundry Detergent Powder for Deep Cleaning & Tough Stains, 5.8 kg, 129 Loads
$14.97
204.58 ounces
Prime
Price as of Oct 12, 1:30 AM ET · Details
03
8.19¢
per ounce
58% below median
Coastwide Professional Radiance Powder Laundry Detergent, 50 lbs.
$65.49
800 ounces
Price as of Oct 12, 1:30 AM ET · Details
04
9.00¢
per ounce
53% below median
Detergent Wind Bucket Fresh, Added Oxi, 215 Loads, 560 oz Powder Laundry Detergent
$47.90
532.22 ounces
Price as of Oct 12, 1:30 AM ET · Details
05
9.87¢
per ounce
49% below median
Ariel Laundry Detergent Powder, with Freshness of Downy Scent, Laundry Detergent for Deep Cleaning & Tough Stains, 4.3 kg, 96 Loads
$14.97
151.67 ounces
Prime
Price as of Oct 12, 1:30 AM ET · Details
06
9.90¢
per ounce
49% below median
ARM & HAMMER Powder Laundry Detergent, Alpine Clean, 9.56 lb, 155 Loads
$15.14
153 ounces
Prime
Price as of Oct 12, 1:30 AM ET · Details
07
$0.10
per ounce
48% below median
Church & Dwight Co 03020 Arm & Hammer Super Washing Soda
$5.38
53.8 ounces
Prime
Price as of Oct 12, 1:30 AM ET · Details
08
$0.10
per ounce
47% below median
Arm & Hammer Powder Laundry Detergent, Clean Burst Scent, 9.86 lb (Pack of 3)
$48.44
473.4 ounces
Prime
Price as of Oct 12, 1:30 AM ET · Details
09
$0.11
per ounce
45% below median
Blanca Nieves Detergent 2 kg (Package May Vary) Pack of 2
$14.99
141.1 ounces
Price as of Oct 12, 1:30 AM ET · Details
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