I did find one thing that (surprise!)

wasn’t cheaper at Costco.

Haas avocados cost $7.39 for a bag of six, or $1.23 apiece.

costco storefront set against a yellow designed background

Photo: Ken Wolter / Shutterstock. Design: Eat This, Not That!

Meanwhile, at Kroger, a four-count bag cost $3.89, or 97 cents each.

But for everything else, I found better deals at Costcoin some cases, much better deals.

At Costco, a 6-pack of 14-ounce bottles is $13.89.

Harmless Harvest Coconut Water

Photo: Courtesy of Costco

That’s $2.32 a bottle, or 16.5 cents an ounce.

At Kroger, it’s $4.99 for a 16-ounce bottle, or 31 cents per ounce.

Yes, basically double!

costco kirkland walnut halves

Photo: Costco

At Costco, a three-pound bag is $8.99, or 19 cents an ounce.

Meanwhile, Kroger’s biggest bag, at 32 ounces, is $17.99.

That’s 56 cents an ounce, or almost triple.

babybel mini snack cheese

Photo: Costco

Mini Babybel Original Snack Cheese

Is it the little red wax shell that makes these so fun?

No matter, they’re the perfect bite-sized snack.

At Kroger, an 18-pack is $11.49, or 64 cents apiece.

A two-liter bottle of Kirkland Signature Extra Virgin Italian Olive Oil

Photo: Instacart

At Costco, a 2-liter bottle of Italian EVOO is $21.79, or $10.90 per liter.

Smoked Salmon

Is this everyone’s breakfast staple, or just mine?

At Costco, you get two 12-ounce packs of smoked salmon for $22.99.

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Costco

That’s $1.92 per ounce.

At Kroger, you pay $8.99 for four ounces, or $2.25 per ounce.

At Kroger, a 12-pack costs $9.99, or 83 cents each.

35 pack of patriotic themed coca cola

Photo: Amazon

That’s just 80 cents for each 5.3-ounce container.

At Kroger, a four pack of a single flavor is $4.99, so $1.25 apiece.

At Kroger, you pay $10.99 for a three-pound bag, working out to $3.66 per pound.

A container of Chobani brand strawberry yogurt

Photo: Chobani

It’s $21.49 for a 24-pack of 16.9 ounce bottles at the warehouse, or 90 cents each.

At Kroger, a 12-pack of the same is $13.99, for a $1.17 cost per bottle.

A variety pack of 30 cans is $18.89 at Costco.

a bag of frozen chicken breasts from costo

Costco

That’s 63 cents apiece.

At Kroger, it’s $6.99 for an eight-pack, or 87 cents each.

Yasso Greek Yogurt Bars

A popsicle by any other name?

san pellegrino sparkling natural mineral water

Photo: BJ’s

These creamy, low-cal treats can be an expensive after-dinner habit.

At Costco, it’s $11.89 for a box of 15, or 79 cents a pop.

Get a 45-ounce can at Costco for $21.99, or 58 cents an ounce.

Costco Spindrift Sparkling Water

Photo: Courtesy of Costco

At Kroger, it’s $19.99 for 27.5 ounces, so 73 cents an ounce.

A 27-ounce jar is $5.99, or 22 cents per ounce.

At Costco, a box of two 24.75-ounce bags runs $7.99, or 16 cents an ounce.

costco yasso bars

Photo: Instacart

At Kroger, a bulk 32-ounce bag costs $6.99, or 22 cents an ounce.

Organic Chicken Stock

How many recipes don’t start with chicken stock?

This staple is way cheaper at Costco.

dunkin' original blend medium roast ground coffee

Photo: Costco

A box of six 32-ounce cartons costs $9.99, which works out to $1.67 a carton.

At Kroger, it’s $2.79 for a single 32-ounce carton.

At Costco, you get a 20.7-ounce jar for $9.99.

A jar of Kirkland Signature almond butter

Photo: Instacart

That’s 48 cents an ounce.

At Kroger, a 6-ounce bag is $4.99, or 83 cents an ounce.

A 48-count box is $15.89 at Costco, or 33 cents a bar.

bulk boxes two bags inside cinnamon toast crunch cereal

Photo: Sam’s Club

At Kroger, it’s $3.79 for a six pack, or 63 cents per bar.

kirkland signature organic chicken stock

Photo: Costco

marcona almonds

Photo: Courtesy of Costco

Nature Valley Sweet and Salty Peanut Granola Bars

Photo: Costco