Amazon is killing Whole Foods' 'Whole Paycheck' image with its latest price cuts - here's how prices compare to Kroger

Organic lemons cost $0.89 each at Whole Foods and $1.29 at Kroger.

Organic russet potatoes cost $0.99 per pound at Whole Foods and $1.39 per pound at Kroger.

In cases like the baby spinach where products were branded, we found identical brands at each store or compared Whole Foods' 365 brand to Kroger's Simple Truth brand.

We also calculated for any and all differences in product sizes.

A 16-ounce container of organic grape tomatoes cost $3.99 at Whole Foods and $4.78 at Kroger.

Organic blueberries cost $4.49 per six ounces at Whole Foods and $4.99 at Kroger.

For this item, we used the price listed on Kroger's website for its online orders in the area, since we couldn't find organic blueberries in the Kroger store.

Black beans cost $0.79 at Whole Foods and $0.65 at Kroger.

Organic tomato basil sauce cost $2.49 per 25 ounces at Whole Foods and $2.29 at Kroger.

Organic bananas by the pound cost $0.69 at Whole Foods and $0.65 at Kroger.

Organic chicken breasts by the pound cost $7.99 at Whole Foods and $6.99 at Kroger.

Annie's shells and real aged cheddar macaroni and cheese cost $2.19 at Whole Foods and $1.49 at Kroger.

Organic cranberry juice cost $4.99 at Whole Foods and $3.99 at Kroger.

No Yolks egg noodles cost $2.99 at Whole Foods and $2.79 at Kroger.

Organic creamy peanut butter cost $5.99 per 28 ounces at Whole Foods and $5.59 at Kroger.

Organic broccoli by the pound cost $2.49 at Whole Foods and $2.99 at Kroger.

Almond Breeze unsweetened original almond milk cost $3.69 at Whole Foods and $2.59 at Kroger.

Siggi's yogurt cost $1.59 per 5.3-ounce container at Whole Foods and $1.77 at Kroger.

Horizon mozzarella string cheese cost $3.99 at Kroger and $4.99 at Whole Foods.

Organic coconut milk cost $1.99 at Whole Foods and $1.89 at Kroger.

Simply Orange juice cost $3.99 at Whole Foods and $3.49 at Kroger.

Kind breakfast bars cost $3.99 at Whole Foods and $3.29 at Kroger.