Grocery Basket Price Comparator

Compare your full grocery shopping list prices across multiple supermarkets. Find out which store is cheapest overall and how much you save by splitting stores.

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How to use Grocery Basket Price Comparator

  1. 1

    Name up to 4 supermarkets you regularly shop at (e.g. Walmart, Aldi, Costco, Local Mart).

  2. 2

    Add items to your basket with desired quantities.

  3. 3

    Enter the unit price for each item at the respective stores.

  4. 4

    View the total basket cost per store and see the cheapest store highlighted automatically for every individual item.

  5. 5

    Check the "Optimal Split" savings to see how much you save if you buy each item at its lowest-priced store.

Why use this tool?

Item-by-item price highlighting

Quickly spot which store wins on milk, meat, or produce with green price badges on every row.

Optimal split basket calculation

Calculates the absolute lowest possible grocery total across combined stores.

Browser persistence

Your comparison table is automatically saved locally in your browser so you don’t re-enter staple prices on every trip.

Frequently asked questions

Which supermarket is generally the cheapest for groceries?

In North America, discount grocers like Aldi, Lidl, and Walmart consistently rank among the cheapest for packaged staples, pantry goods, and dairy. Warehouse clubs like Costco offer the lowest unit costs when buying in bulk, though requiring membership.

Is it worth shopping at two different grocery stores to save money?

Yes, if the stores are close together and the savings exceed $15–$25 per trip. Often, buying bulk items at Costco and everyday produce at Aldi or Walmart saves 20–35% compared to shopping solely at traditional supermarkets.

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