It can be so tempting to just buy everything on your list from Amazon. Your order gets delivered straight to your door with Amazon, but with Costco, you have to head into the warehouse to get the best deals. But when you compare regular prices at Amazon versus Costco, the savings are clear. Costco is cheaper than Amazon almost every single time.
To give you a head start on finding where Costco really shines, I compiled a list of 40 items that are cheaper at Costco versus Amazon. Yes, you have to pay a $60/year membership fee at Costco, but if you’re saving money on every single item you buy, the membership cost can definitely be worth it.
Download The Krazy Coupon Lady app to catch all the savings at Amazon and Costco, or text HACKS to 57299 for more money-saving tips.
1. Toilet paper is $0.01 cheaper per square foot at Costco.
Even if you go with the Amazon Basic brand and get 15% off using Subscribe & Save, the infamous Kirkland Toilet Paper pack still wins on price.
- Costco: $0.01/sq ft
- Amazon: $0.02/sq ft
Related: We can teach you how to save on toilet paper every time you shop.
2. Cascade Complete Action Packs are $0.05 cheaper per pod at Costco.
Dishwasher pods are a must-have for easy cleanup. So save $0.05/pod when you buy them at Costco.
- Costco: $0.21/pod
- Amazon: $0.26/pod
Related: Did you know that Costco online shopping comes with a few hidden fees? Use our tricks so you never overpay.
3. Tide with Downy costs $0.04 less per load when you buy at Costco.
Make laundry less painful by saving $0.04/load when you buy Tide with Downy from Costco instead of Amazon.
- Costco: $0.18/load
- Amazon: $0.22/load
4. Tide Free & Gentle Pods from Costco are $0.08 cheaper per load.
If you need fragrance-free laundry detergent, you’re still going to do better at Costco by saving $0.08/load compared to Amazon.
- Costco: $0.16/load
- Amazon: $0.24/load
5. Bounce Dryer Sheets cost $0.01 less per sheet at Costco.
Stick these Bounce Dryer Sheets in every load for $0.01/sheet less from Costco.
- Costco: $0.03/sheet
- Amazon: $0.04/sheet
6. Diet Coke cans are $0.92 cheaper per can at Costco.
Don’t even think about getting Diet Coke from Amazon. You’ll save $0.92/can at Costco.
- Costco: $0.49/can
- Amazon: $1.41/can
Related: Sam’s Club is right up there with Costco for the savings on Coke cans — see all the best things to buy at Sam’s Club.
7. Skinny Pop Mini Bags cost $0.11 less per bag at Costco.
Satisfy your salty craving with Skinny Pop from Costco for $0.11/bag less than Amazon.
- Costco: $0.56/bag
- Amazon: $0.67/bag
8. Stacy’s Organic Pita Chips are $0.11 per ounce cheaper at Costco.
Eat all the pita chips you want if you’re saving $0.11 per ounce by buying them at Costco.
- Costco: $0.36/oz
- Amazon: $0.47/oz
9. Quaker Instant Variety Pack Oatmeal is $0.23 cheaper per pack at Costco.
Enjoy guilt-free convenience when you’re saving $0.23 on every instant bowl of Quaker oatmeal from Costco.
- Costco: $0.21/pack
- Amazon: $0.44/pack
10. Cheerios are $0.11 cheaper per ounce at Costco.
Cheerios are $0.11 per ounce cheaper when you buy them at Costco.
- Costco: $0.16/oz
- Amazon: $0.27/oz
11. Ghirardelli Brownie Mix costs $1.96 less per pound at Costco.
Have bakers in the house? Save $1.96/lb when you buy Ghirardelli Brownie Mix from Costco instead of Amazon.
- Costco: $1.47/lb
- Amazon: $3.43/lb
12. Organic Coconut Oil is $0.35 cheaper per ounce at Costco.
You can take part in all the insane ways to use coconut oil when you’re getting it for $0.35 per ounce less at Costco.
- Costco: $0.18/oz
- Amazon: $0.53/oz
13. Goldfish Crackers are $0.08 cheaper per ounce from Costco.
You won’t need to worry about how many Goldfish Crackers fall on the floor when you’re paying $0.08/oz less for Goldfish at Costco.
- Costco: $0.19/oz
- Amazon: $0.27/oz
14. Ritz Crackers are $0.14 cheaper per ounce at Costco.
Plan on charcuterie platters every night when you’re saving $0.14/oz on Ritz from Costco.
- Costco: $0.11/oz
- Amazon: $0.25/oz
15. Organic Applesauce Packets cost $0.05 less per ounce at Costco.
Take organic applesauce pouches everywhere you go knowing you saved $0.05/oz at Costco.
- Costco: $0.14/oz
- Amazon: $0.21/oz
16. Black Forest Fruit Strips will cost you $0.38 less per ounce at Costco.
Save $0.38/oz on these lunch box-friendly fruit strips from Costco.
- Costco: $0.67/oz
- Amazon: $1.05/oz
17. Sun-Maid California Raisins are $0.47 cheaper per ounce at Costco.
Get raisins for $0.47/oz less at Costco compared to Amazon.
- Costco: $0.19/oz
- Amazon: $0.66/oz
18. Aveeno Daily Moisture Body Lotion is cheaper at Costco by $0.09 per ounce.
Soften up for less with Aveeno Daily Moisture Body Lotion from Costco for $0.09/oz less.
- Costco: $0.45/oz
- Amazon: $0.54/oz
19. Cerave Moisturizing Cream costs $0.16 less per ounce at Costco.
Save $0.16/oz on your favorite Cerave Moisturizing Cream at Costco.
- Costco: $0.78/oz
- Amazon: $0.94/oz
20. Cetaphil Gentle Skin Cleanser is cheaper at Costco by $0.15 per ounce.
This is recommended by dermatologists for its gentle cleansing action. You can save $0.15/oz on Cetaphil Gentle Skin Cleanser from Costco.
- Costco: $0.55/oz
- Amazon: $0.70/oz
21. Olay Advanced Retinol + Peptide 24-Hour Moisturizer is a whopping $10.57 less per ounce at Costco.
Save $10.57/oz when you buy Olay Advanced Retinol + Peptide 24-Hour Moisturizer from Costco instead of Amazon. Those savings are definitely worth the drive.
- Costco: $13.67/oz
- Amazon: $24.24/oz
22. Neutrogena HydroBoost Gel Cream is cheaper at Costco by $0.94 per ounce.
Get Neutrogena HydroBoost Gel Cream for $0.94/oz less at Costco.
- Costco: $8.82/oz
- Amazon: $9.76/oz
23. Crest Pro-Health Advanced Mouthwash is $0.24 cheaper per ounce at Costco.
Save $0.24/oz when you buy Crest Mouthwash from Costco instead of Amazon.
- Costco: $0.11
- Amazon: $0.35
24. Glide Advanced Floss is $0.01 cheaper per foot at Costco.
Flossing for $0.01/foot less from Costco might help you remember to do it more often.
- Costco: $0.02/ft
- Amazon: $0.03/ft
25. Sensodyne Toothpaste is $0.56 cheaper per ounce at Costco.
Sensodyne toothpaste can be found at Costco for $0.56/oz less than Amazon.
- Costco: $1/oz
- Amazon: $1.56/oz
26. Q-tip Cotton Swabs are slightly cheaper at Costco when you consider the cost per swab.
Pay half the cost for each Q-tip cotton swab when you buy them from Costco.
- Costco: $0.005/swab
- Amazon: $0.01/swab
27. Advil is $0.02 cheaper per tablet at Costco.
Cure your headaches for $0.02/pill less when you purchase Advil at Costco.
- Costco: $0.05/pill
- Amazon: $0.07/pill
28. Ibuprofen is also cheaper at Costco, by $0.01 per tablet.
Pay half the cost for ibuprofen when you purchase it at Costco.
- Costco: $0.01/pill
- Amazon: $0.02/pill
29. Smarty Pants Kids Gummy Vitamins are $0.34 cheaper per gummy at Costco.
Save $0.34/gummy when you buy Smarty Pants Gummy Vitamins for Kids at Costco.
- Costco: $0.09/gummy
- Amazon: $0.43/gummy
30. Liquid I.V. is $0.50 cheaper per packet when you buy it at Costco.
Hydrate for $0.50/packet less when you purchase Liquid I.V. at Costco.
- Costco: $0.97/packet
- Amazon: $1.47/packet
31. Eos Lip Balm is cheaper at Costco by $1.33 per stick!
Stock up on Eos Lip Balm sticks for $1.33/stick less at Costco.
- Costco: $1.67/stick
- Amazon: $3/stick
32. Cliff Z-Bars for Kids are cheaper at Costco — by $0.25 per bar.
Save $0.25/bar when you purchase Cliff Z-Bars for Kids at Costco instead of Amazon.
- Costco: $0.58
- Amazon: $0.83/bar
33. Kind Bars are cheaper at Costco, too — by $0.63 per bar.
Costco will save you $0.63/bar when you skip buying Kind Bars from Amazon.
- Costco: $0.55/bar
- Amazon: $1.18/bar
34. Huggies Diapers cost $0.17 less per diaper at Costco.
If you’re looking to save on Huggies Plus Little Movers Diapers, just head to Costco to save $0.17/diaper.
- Costco: $0.27/diaper
- Amazon: $0.44/diaper
35. Clorox Wipes come in at $0.02 cheaper per wipe.
Save $0.02/wipe by purchasing Clorox Wipes at Costco instead of Amazon.
- Costco: $0.06/wipe
- Amazon: $0.08/wipe
36. Kirkland Aluminum Foil is $0.03 less per square foot compared to the equivalent on Amazon.
Pay $0.03/sq ft less for Kirkland aluminum foil when you buy it at Costco.
- Costco: $0.04/sq ft
- Amazon: $0.07/sq ft
37. Dixie Ultra Paper Plates are $0.06 cheaper per plate at Costco.
Invite more guests to your BBQ if you’re spending $0.06 less per paper plate at Costco.
- Costco: $0.10
- Amazon: $0.16
38. Almond Milk is $0.03 less per ounce at Costco.
Save $0.03/oz less for Kirkland almond milk at Costco compared to almond milk on Amazon.
- Costco: $0.04/oz
- Amazon: $0.07/oz
39. Solid White Albacore Tuna is $0.30 less per ounce at Costco.
Fill your pantry with Kirkland’s albacore tuna for $0.30/oz less when you shop at Costco.
- Costco: $0.36/oz
- Amazon: $0.66/oz
40. Enfamil Neuro-Pro Gentlease Infant Formula is $0.46 cheaper per ounce at Costco.
Save $0.46/oz on powdered Enfamil Neuro-Pro Gentlease Infant Formula when you purchase it from Costco instead of Amazon.
- Costco: $1.32/oz
- Amazon: $1.78/oz
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